We provide digestion and absorption practice exercises, instructions, and a learning material that allows learners to study outside of the classroom. We focus on digestion and absorption skills mastery so, below you will get all questions that are also asking in the competition exam beside that classroom.
List of digestion and absorption Questions
| Question No | Questions | Class |
|---|---|---|
| 1 | Which symptoms are commonly seen in case of diarrhea? A. Blood in stool B. Death c. Blood clot D. Nausea | 11 |
| 2 | Duct of Wirsung is a duct of A . Liver B. Pancreas c. Gall bladder D. Duodenum | 11 |
| 3 | A salivary gland is A. Brunners gland B. Sublingual gland c. Lacrimal gland D. Adrenal gland | 11 |
| 4 | Discuss on how to make orally active protein pharmaceutical. What is the major problem to be encountered? | 11 |
| 5 | The type of teeth used to tear a sugarcane is A. Incisors B. Canines c. Premolars D. Molars | 11 |
| 6 | The primary dentition in human differs from permanent dentition in not having one of the following type of teeth A. Canine B. Premolars c. Molars D. Incisors | 11 |
| 7 | Bile pigments are formed in A . Liver B. Spleen c. Every body partt D. Both A and B | 11 |
| 8 | In mammals, the digestion of starch starts from A. Mouth B. Stomach c. oesophagus D. Duodenum | 11 |
| 9 | Choose the correct statement for the given structure shown in figure. A. It is found in the small intestine B. It is part of the large intestine. C. It is necessary for protein digestion D. It is part of the hepatic system E. It is a flame cell. | 11 |
| 10 | The absorption of minerals due to difference in the electropotential gradient without use of energy is? A. Active absorption B. Passive absorption c. osmotic absorption D. None of the above | 11 |
| 11 | Name different types of teeth and their number in and adult human | 11 |
| 12 | A digestive enzyme, named amylase, in the saliva begins digestion of – A. carbohydrates B. fats C. proteins D. nucleic acids | 11 |
| 13 | Number of teeth which are monophyodont in man are A . 4 B. 22 c. 32 D. 12 | 11 |
| 14 | The most important function of villi in the small intestine is A. To provide strength to the intestine B. To provide space for capillaries and lacteals C . To provide increased surface area for absorption of digested food D. To provide habitat for bacteria | 11 |
| 15 | The end products of protein digestion are A. monosaccharides B. steroids c. amino acids D. fatty acids | 11 |
| 16 | What is the substrate for lipase enzyme? A. Protein B. Lipid c. carbohydrate D. Nucleic acid | 11 |
| 17 | Which one is the correct option for labels ( A, B ) and ( C ) in the given diagram? A. A- Liver, B- Mucosa, C- Peritoneum B. A- Liver, B- Circular muscle layer, C- – serosa D. A- Pancreas, B- Submucosa, C- – Serosa | 11 |
| 18 | The hardest constituent of the tooth is A. Enamel B. Dentine c. Bone D. Pulp | 11 |
| 19 | Bile secretion is proportional to the concentration of A. Protein B. Fatt c. carbohydrate D. None of the above | 11 |
| 20 | What is nutrition? What is the mode of nutrition in amoeba known as? Draw diagram and explain. | 11 |
| 21 | Assertion The columnar epithelium lining the intestinal mucosa appears to have a brush like an appearance. Reason A large number of microvilli are present on brush bordered columnar epithelium. A. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion B. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion c. Assertion is correct but Reason is incorrect D. Both Assertion and Reason are incorrect | 11 |
| 22 | Give the function of HCl | 11 |
| 23 | Correctly arrange the parts of the alimentary canal in descending order. A. Mouth, oesophagus, stomach, intestine B. Oesophagus, mouth, stomach, intestine C. Intestine, mouth, stomach, oesophagus D. Stomach, Intestine, mouth, oesophagus | 11 |
| 24 | Which set of teeth help in grinding food? | 11 |
| 25 | Fill in the blanks with appropriate words. Digestion of ( ldots ldots ) begins in the mouth. | 11 |
| 26 | The gall bladder temporarily stores bile. A. True B. False | 11 |
| 27 | In humans, cellulose is digested in A. The caecum B. The colon c. The appendix D. Not digested at all | 11 |
| 28 | What are the basic layers of the wall of alimentary canal? | 11 |
| 29 | Nutrition in Amoeba is A. Holophytic B. Holozoic c. Saprophytic D. Parasitic | 11 |
| 30 | Which of the following portion of intestine is blind sac? A. Caecum B. Anus c. colon D. None of the above | 11 |
| 31 | An enzyme which can only act in acidic medium is A. Pepsin B. Trypsin c. Renin D. Amylase | 11 |
| 32 | Describe physiology of digestion in detail. | 11 |
| 33 | Bulk of the tooth in mammals is made up of A. Dentine B. Enamel c. Pulp cavity D. Root | 11 |
| 34 | Which of the following is correct regarding jaundice? A. Skin turns yellow B. Eyes turn yellow c. Liver gets affected D. All of these | 11 |
| 35 | Salivary glands of cockroach open on A . Maxilla B. Hypopharnyx c. Labium D. Labrum | 11 |
| 36 | Auerbach’s plexus are found in A. Below dermis and made up of muscles B. Outer to muscularis externa and made up of nerves C. Below muscularis interna D. Layer of podocytes in glomerulus of kidney | 11 |
| 37 | Anxiety and eating spicy food together in an otherwise normal human may lead to A. Indigestion B. Jaundice c. Diarrhea D. Vomiting | 11 |
| 38 | Which one of the following pairs of cells and their secretion is correctly matched? A. Oxyntic cells – a secretion with pH between 2.0 and 3.0 B. Alpha cells of islets of Langerhans – secretion that decreases blood sugar leve c. Kupffer cells – a digestive enzyme that hydrolyses nucleic acids D. None of these | 11 |
| 39 | Kupffer cells are present in A . Liver B. Pancreas c. Small intesine D. Large intestine | 11 |
| 40 | Which of the following in the blood stream is reduced most by excessive vomiting and diarrhoea? A. Calcium B. Sodium c. Potassium D. Iron | 11 |
| 41 | Engulfing of food in solid or fluid state is A. Saprozoic nutrition B. Parasitic nutrition c. Saprophytic nutrition D. Holozoic nutrition | 11 |
| 42 | Insulin is made of A. ( alpha ) chain of 21 amino acids and second ( beta ) chain of 30 amino acids B. ( alpha ) chain of 31 amino acids and second ( beta ) chain of 20 amino acids C. Disulphide linkages D. Both A and C | 11 |
| 43 | The function of bile is to A. Activate pancreatic lipases B. Emulsify fat droplets C . Congeal fat droplets D. Digest fats E. Is produced in the pancreas | 11 |
| 44 | The enzyme trypsinogen is secreted from A. Duodenum B. Pancreas c. Liver D. Stomach | 11 |
| 45 | Pepsin acts in A. Basic medium B. Acidic medium C. Neutral medium D. All types of media | 11 |
| 46 | Which of the following is true regarding the absorption mechanism of carbohydrates in the intestine? A. Glucose is absorbed passively B. Galactose is absorbed passively c. Fructose is transported actively D. Glucose and galactose are transported actively | 11 |
| 47 | Which one of the following is a nonpathogenic bacteria of human intestines? A. Mycobacterium sp. B. Escherichia coli c. Entamoeba coli D. Balantidium coli | 11 |
| 48 | LUTZ 122. Deficiency of vitamin B, causes the disease (a) convulsions (b) beri-beri (c) cheilosis (d) sterility. (AIP | 11 |
| 49 | Villi are present in the intestine and not in the stomach. Give reasons. | 11 |
| 50 | Pancreatic juice is A. Alkaline in nature B. Acidic in nature C. Contains variety of enzymes D. Both A and C | 11 |
| 51 | 127. Vitamin C is (a) citric acid (c) paracetamol (b) lactic acid (d) ascorbic acid. WRIA | 11 |
| 52 | Fatty acid and glycerol are first taken up from alimentary canal by A. villi B. Blood capillaries c. Hepatic portal vein D. Lymph vessels | 11 |
| 53 | The chyle contains A. Proteins, starch, fats. B. Peptones, starches, fats and HCI. C. Amino acids, HCl, fats and starch. D. Sugars, fatty acids, glycerol and amino acids. | 11 |
| 54 | In order to manage energy resources within the cell, the potential energy of an electrochemical gradient must be coupled with endergonic (less favorable) processes. If the membrane that sustains the concentration gradient is disrupted, what happens to the cell? A. The energetics of the cell will not be affected and will continue functioning normally. B. The gradient will be reversed but still able to support cellular activity C. The loss of a concentration gradient reduces the potential energy of the cell and diminishes the ability to do work D. The endergonic nature of the reduced gradient can be coupled to endergonic reactions such as the synthesis of ATP | 11 |
| 55 | Short / Long answer type questions. Mention a cause and symptom of constipation. | 11 |
| 56 | Which of the following substance requires castle’s intrinsic factor secreted by stomach for absorbtion in the small intestine? A. Aminoacids B. Water c. Vitamin ( C ) D. Vitamin ( B_{12} ) | 11 |
| 57 | Why does the dental system in animals has different types of teeth? | 11 |
| 58 | In the lunch, you ate boiled green vegetables, a piece of cooked meat, one boiled egg and a sugar candy. Which one of these foods may have been digested first? A. Boiled green vegetables B. The piece of cooked meat c. Boiled egg D. sugarcandy | 11 |
| 59 | Plant seed oil is obtained from A. Saccharum munja B. Arachis hypogea c. Cicer areitinum D. saccharum officinarum | 11 |
| 60 | Secretion of which hormone is stimulated by strong acid in stomach and intestine? | 11 |
| 61 | The graph shows how the amount of digested food in the blood leaving the small intestine changed after a student ate a meal. Explain. | 11 |
| 62 | Crown of teeth is covered by A. Dentine B. Enamel C. Both A and B D. None of the above | 11 |
| 63 | Which of the following terms describe human dentition? A. Pleurodont, monophyodont, homodont B. Thecodont, diphydont, homodont c. Pleurodont, diphyodont, heterodont D. Thecodont, diphyodont, heterodont | 11 |
| 64 | The hardest substance in human body is A. Dentine B. Collagen c. Melanin D. Enamel | 11 |
| 65 | Following are enzymes present in the intestinal juice. Which among these is considered as non-digestive enzyme? A. Nucleotidase B. Aminopeptidase c. Enterokinase D. Lipase | 11 |
| 66 | In man, small intestine is the place for A. Digestion B. Elimination c. Degradatin D. Absorption | 11 |
| 67 | Select the wrong statement. A. Rennin helps in digestion of fats. B. Lacteals belong to Iymph vessels. C. HCl makes the gastric pH 1 to 2. D. If gastric lipase is present its function is very small. | 11 |
| 68 | Wisdom tooth appears in a human being, when age is between A. 4 to 8 years B. 10 to 14 years ( c . ) 17 to 30 years D. 30 to 40 years | 11 |
| 69 | ZUTI 125. Which of the following is not a fat soluble vitamin? (a) Vitamin B complex (b) Vitamin D (c) Vitamin E (d) Vitamin A (AIDAT (Mainc | 11 |
| 70 | Very short answer type. Name any two macronutrients and state their importance in plant nutrition. | 11 |
| 71 | If villis are absent in small intestine, what will happen? | 11 |
| 72 | Bile does not contain any enzyme, but it is essential for digestion. A. True B. False | 11 |
| 73 | Incisor teeth in mammals are primarily for A. Weapons or for killing prey B. Grinding and chewing food c. cutting and slicing food D. All of these | 11 |
| 74 | In mammals, the teeth are (i) Of different types (ii) Embedded in the cup-like socket of the jaw bones (iii) Only two sets, present throughout life These conditions are referred as A. Heterodont, thecodont and diphyodont B. Thecodont, heterodont and diphyodont c. Diphyodont, thecodont and heterodont D. Heterodont, diphyodont and thecodont E. Thecodont, diphyodont and heterodont | 11 |
| 75 | Numbers of pairs of salivary glands present in rabbit are A. one B. Three c. Four D. Five | 11 |
| 76 | The movement of mineral ions into plant root cells as a result of diffusion is called: A. Osmosis B. Passive absorption c. Active absorption D. Endocytosis | 11 |
| 77 | What percentage of amino acids is absorbed in the small intestine? A . 15% B. 30% ( c cdot 100 % ) D. 90-95% | 11 |
| 78 | In human, teeth are A. Homodont and polyphydont B. Heterodont and polyphyodont C. Homodant anddiphyodont D. Heterodont and diphyodont | 11 |
| 79 | Among mammals, an herbivore has A. More teeth than carnivore B. Flatter teeth than carnivore C. Teeth that are more pointed than carnivore D. Fever teeth than a carnivore | 11 |
| 80 | The disease due to inflammation of vermiform appendix of the digestive system is known as A. Amoebic dysentery B. Appendicitis c. Intestinal cancer D. Appendectomy | 11 |
| 81 | The incisor tooth is meant for A. Biting and cutting B. Chewing c. Munching and chewing D. Munching | 11 |
| 82 | Dentine is secreted by A. Odontoblast B. Elaioblast c. osteoblast D. Ehondroblast | 11 |
| 83 | A person is suffering from long standing constipation. It is likely that A. His intestinal bacteria will get killed by poisonous gases produced by accumulated faeces. B. He will suffer from piles. C. He will feel severe pain in the stomach due to accumulated faeces. D. He will suffer from vitamin B deficiency as its absorption is inhibited. | 11 |
| 84 | 115. “Tocopherol’ is the chemical name of (a) vitamin K (b) vitamin E (c) vitamin H (d) vitamin D. (AL | 11 |
| 85 | Bile secreted by liver is normally stored in the A . Gallbladder B. Stomach c. Small intestine D. Large intestine | 11 |
| 86 | The food we take in our body travels through a long and complex path. Which starts from mouth and ends at anus? Which is the correct sequence of process on food in digestive system? A. Digestion ( rightarrow ) Absorption ( rightarrow ) Egestion ( rightarrow ) Ingestion B. Ingestion ( rightarrow ) Egestion ( rightarrow ) Digestion ( rightarrow ) Absorption c. Digestion ( rightarrow ) Ingestion ( rightarrow ) Absorption ( rightarrow ) Egestion D. Ingestion ( rightarrow ) Digestion ( rightarrow ) Absorption ( rightarrow ) Egestion | 11 |
| 87 | Passive absorption of mineral salts is not dependent on A. Diffusion B. Osmosis c. Donnan equilibrium D. Ionic exchange | 11 |
| 88 | 117. Cheilosis and digestive disorders are due to the deficiency of (a) ascorbic acid (b) pyridoxine (c) thiamine (d) riboflavin (Karnataka CET) | 11 |
| 89 | Read the following statements regarding liver: (A)Hepatic lobules are structural and functional unit of liver. (B)Liver secreates bile, which contains digestive enzymes (C) Each hepatic lobule is covered by a thin epithetial tissue, called “Glisson’s capsule” (D) Hepato-pancreatic duct is guarded by sphincter of Boyden. Correct statements regarding liver is/are:- A. one B. Two c. Three D. Four | 11 |
| 90 | Which of the following statements are correct? This question has multiple correct options A. Ducts of sub-mandibular glands are Wharton’s ducts. B. Sub-maxillary glands are largest salivary glands. C. Maximum saliva is produced by parotid gland. D. VII cranial nerve suply to parotid salivary gland. | 11 |
| 91 | Where are villi? What is their location and function? | 11 |
| 92 | The function of erepsin in the process of digestion is to convert A. Fats into amino acids B. Proteins in amino acids c. Polysaccharides into saccharides D. Disaccarides into monosaccharides | 11 |
| 93 | Submucosa is thickest in A. Stomach B. Oesophagus c. Pancreas D. Rectum | 11 |
| 94 | We chew the food with the A . Teeth B. Tongue c. Mouth D. None of the above | 11 |
| 95 | Calcium and ( ldots . . . . . . . . ) gives rigidity to bones and teeth A. Oxalate B. Pectate c. carbonate D. Phosphate E. Sulphate | 11 |
| 96 | ILIPO 130. Which is not fat soluble vitamin? (a) Vitamin C (b) Vitamin A (c) Vitamin E (d) Vitamin D (UP CPM | 11 |
| 97 | Very short answer type. Enumerate the main functions of the large intestine | 11 |
| 98 | Animals which eat their own faeces are called A. Omnivorous B. Herbivorous c. coprophagus D. Carnivorous | 11 |
| 99 | Ejection of stomach contents through the mouth is called A. diarrhoea B. constipation c. vomiting D. indigestion | 11 |
| 100 | Carnassial teeth, which are pointed molars, would most likely be part of the dentition of a A. human B. cow c. lion D. hawk | 11 |
| 101 | Which one of the following is specific function of the liver? A. Excretion B. Glycogenolysis c. Digestion D. Histolysis | 11 |
| 102 | We eat food, which is composed of all the nutrients like carbohydrates, proteins, fats, vitamins, minerals and water. After digestion, these are absorbed in the form of glucose, amino acids, fatty acids, glycerol etc. What mechanisms are involved in absorption of digested food and water? A. Diffusion and osmosis respectively B. Osmosis and diffusion respectively c. Reverse osmosis and facilitated diffusion respectively D. None of the above | 11 |
| 103 | Choose the correct answers from the alternatives given In mammals, mastication of the food is done by A. molars B. premolars c. incisors D. canines | 11 |
| 104 | Pancreatic juice is released into A. Duodenum B. Ileum c. Stomach D. Jeiunum | 11 |
| 105 | toppr Q туре your question produced in liver cells. The production of AAT is dependent upon various hormonal stimuli. Human liver cells were cultured; nalf the cultured cells were used to measure the amount of AAT mRNA present, and half were used to measure the amount of AAT present. Measurements were taken at five-minute | 11 |
| 106 | Which of the following cell does not secrete hormone? A. Kupffer cell B. Leydig cell c. Lutein cell D. Parafollicular cells of thyroid | 11 |
| 107 | 121. Vitamin C helps in absorption of (a) V (b) Fe (c) Sc (d) Ti | 11 |
| 108 | Paneth cells are found in A . Liver B. Stomach c. Intestine D. Kidney | 11 |
| 109 | The ‘ ( C^{prime} ) shaped structure of alimentary canal is A. Stomach B. Oesophagus c. Duodenum D. Vermiform appendix | 11 |
| 110 | The soft, sticky layer formed on the tooth which is harmful is A. Enamel B. Plaque c. Dentine D. Pulp | 11 |
| 111 | Which among the following are the symptoms of diarrhoea? A. Sunken eyes B. Dehydration due to loose motions c. Dry mouth and lips D. All of the above | 11 |
| 112 | Fundamental building blocks of proteins containing an amino group ( left(N H_{2}right) ) and a carboxyl group (COOH) at the alpha carbon atom | 11 |
| 113 | The number of basic layers of inner wall of the alimentary canal is A. one B. Two c. Three D. Four | 11 |
| 114 | Large intestine has A. Large lumen B. Large length c. Large Diameter D. A and C | 11 |
| 115 | Name the two parts of the alimentary canal where fat is digested. | 11 |
| 116 | 124. Anaemia is caused by the deficiency of vitamin (a) B6 (b) B. (c) B2 (d) B12 (e) C (Kerala PMT) | 11 |
| 117 | All of the following symptoms are found in jaundice except A. Disorders of hepato-billary system B. Abnormal secretion of pancreatic and gastric juices c. Bile duct obstruction D. Anaemia | 11 |
| 118 | Ammonia is the end product of A. Glucose breakdown B. Fatty acid metabolism C. Protein metabolism D. Breakdown of biogenic amines | 11 |
| 119 | Which food substance is absorbed during digestion? A. Carbohydrates B. Proteins c. Vitamins D. Fats | 11 |
| 120 | Intake of food is called A. Ingestion B. Egestion c. Digestion D. Nutrition | 11 |
| 121 | Saliva has the enzyme A. Pepsin B. Ptyalin c. Trypsin D. Rennin | 11 |
| 122 | The folds of Kerkring are developed in A. Duodenum B. Jejunum c. Ileum D. Large intestine | 11 |
| 123 | Cells of the pancreas is not digested by their own enzymes because A. Enzymes are secreted in inactive form B. Cells are lined by mucous membrane c. Enzymes are released only when needed D. None of the above | 11 |
| 124 | Digestion of protein is completed in A. Stomach B. Duodenum c. lleum D. Duodenum and ileum | 11 |
| 125 | After surgical removal of an infected gall bladder, a person must be especially careful to restrict dietary intake of A. Starch B. Protein c. sugar D. Fatt | 11 |
| 126 | State the differences between: Decay and putrefaction | 11 |
| 127 | Assertion Acini of pancreas release three major enzymes and Islet of Langerhans two important hormones. Reason Pancreas, the second largest gland is a heterocrine gland. A. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion B. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion c. Assertion is correct but Reason is incorrect D. Both Assertion and Reason are incorrect | 11 |
| 128 | Which of the following is not true for the care of teeth? A. we should not chew the food B. We should not eat too many sweets. c. we should brush twice a day. D. we should eat raw fruits and vegetables | 11 |
| 129 | The wall of rectum lacks A. Muscularis mucosa B. Lamina propria C. Multicellular glands D. taeniae | 11 |
| 130 | In human teeth, which of the following helps in cutting? A. Wisdom tooth B. Incisor c. Molar D. Premolar | 11 |
| 131 | The vermiform appendix is situated at the junction of A. Large intestine and small intestine B. Small intestine and duodenum c. Anus and rectum D. Stomach and duodenum | 11 |
| 132 | pH of stomach in rabbit is about A. 7 B. 2 ( c cdot 8 ) D. 11 | 11 |
| 133 | Short / Long answer type questions. How does the absorption of nutrients take place? Discuss the role of blood and lymph vessels | 11 |
| 134 | Which of the following lacks proteins? A. Pancreatic juice B. Saliva c. Bile D. Intestinal juice | 11 |
| 135 | A person took spoiled food. This would happen in him. A. Vomiting sensation B. Belching c. Burning in chest and throat D. All above | 11 |
| 136 | Which of the following substances can be assimilated unchanged? A. Vitamin B. Proteins c. starch D. Lipids | 11 |
| 137 | Both the crown and root of a tooth is covered by a layer of bony hard substance called as A. Enamel B. Dentine c. Bony socket D. Cementum | 11 |
| 138 | How does the bile help in the digestion of fat? | 11 |
| 139 | In humans, bile juice is secreted by A. Pancreas B. Small intestine c. Esophagus D. Liver | 11 |
| 140 | Which does not pertain to facilitated transport A. High selectivity B. Transport saturation c. Uphill transport D. Requirement of special membrane | 11 |
| 141 | The teeth used to grind are marked as ( A cdot C ) and ( D ) 3. A and B ( c . ) D and D. D and E | 11 |
| 142 | An adult has – ………….. teeth. A . 20 B. 24 ( c cdot 28 ) D. 32 | 11 |
| 143 | What will happen if the secretion of parietal cells of gastric glands is blocked with an inhibitor? A. In the absence of HCI secretion, inactive pepsinogen is not converted into the active enzyme pepsin. B. Enterokinase will not be released from the duodena mucosa and so trypsinogen is not converted to trypsin. c. Gastric juice will be deficient in chymosin D. Gastric juice will be deficient In pepsinogen | 11 |
| 144 | Name the types of teeth and salivary glands found in humans. | 11 |
| 145 | Enzyme pepsin acts upon food at a pH of approximately A. 2 to change proteins into peptones B. 7 to change proteins to peptones C. 2 to change proteins into amino acids D. 4 to change protein into proteoses | 11 |
| 146 | The function of villi in the intestine is A. Digestion of food B. To increase the absorption efficieny of the nutrients c. control of intestinal movement D. Hindrance in the movement of food | 11 |
| 147 | The study of teeth is called as A. Dentistry B. Dermatology c. Neurology D. Cardiology | 11 |
| 148 | In the wall of alimentary canal, which is correct sequence from outer to inner? A. Serosa, longitudinal muscle, mucosa, sub mucosa B. Mucosa, serosa, long muscle c. serosa, long muscle, circular, sub-mucosa, mucosa D. Serosa, Iong muscle, sub-mucosa, mucosa | 11 |
| 149 | The major site of absorption in alimentary canal is A. Duodenum B. Stomach c. Ileum D. Large intestine | 11 |
| 150 | Which of the following is a soft material in the tooth? A. Dentine B. Pulp c. Enamel D. Root | 11 |
| 151 | Pulp cavity of teeth is lined by A. Odontoblast B. chondroblast c. osteoblast D. Amyloblast | 11 |
| 152 | If this enzyme were to be absent in our small intestine, digestion of proteins in our body would be severely affected. A. Pancreatic amylase B. Maltase c. Lipase D. Enterokinase | 11 |
| 153 | The special feature of bile juice is that it A. Has no enzyme B. Has amylase c. contains lipase D. contains ( mathrm{H}_{2} ) 0 | 11 |
| 154 | The dentition of higher organisms corresponds to which of the following structure of cockroaches? A. Labium B. Mandibles c. Labrum D. Hypopahrynxx | 11 |
| 155 | Dental formula for the monophyodont teeth of human is A ( cdot frac{0021}{0021} ) В. ( frac{0003}{0003} ) c. ( frac{2120}{2120} ) D. ( frac{2102}{2102} ) | 11 |
| 156 | Ileum is A. First part of the small intestine B. Middle part of the small intestine C. Last part of the small intestine D. Not a part of the small intestine | 11 |
| 157 | Write difference between ingestion and digestion | 11 |
| 158 | Human dentition is described as A. Heterodont, diphyodont and thecodont B. Heterodont, monophyodont and thecodont C. Heterodont, diphyodont, thecodont and bundodont D. Heterodont, polyphyodont and pleurodont | 11 |
| 159 | If a person is adviced to intake ORS, it means he is suffering from A. Typhoid B. Jaundice c. Diarrhoea D. Measles | 11 |
| 160 | State the function of saliva. | 11 |
| 161 | Assertion Large intestine also shows the presence of villi, like small intestine. Reason Absorption of water and some salts are done by the inner wall of the large intestine. A. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion B. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion c. Assertion is correct but Reason is incorrect D. Assertion is incorrect but Reason is correct | 11 |
| 162 | 119. Cheilosis and digestive disorders are due to the deficiency of (a) vitamin A (b) thiamine (c) riboflavin (d) ascorbic acid (e) pyridoxine. (Kerala PMT) | 11 |
| 163 | Identify following ( A, B & C ) structures in given diagram:- A. ( A ) – Right lobe, ( B ) – Left lobe ( C ) – Diaphragm B. A – Left lobe, B – Right lobe C – Diaphragm C. A – Diaphragm, B – Left lobe C – Right lobe D. A – Diaphragm, B – Right lobe C – Left lobe | 11 |
| 164 | The digested food is absorbed by the of the small intestine. A. Vill B. Rugae c. taenia coli D. None of the above | 11 |
| 165 | Amount of water in enamel is A. ( 90-92 % ) B. 75 – 80% c. ( 40-50 % ) ( mathbf{D} cdot approx 3 % ) | 11 |
| 166 | Carnassial teeth are modified for A. Crushing B. Tearing c. Grinding D. cutting | 11 |
| 167 | What is nutrition? Describe nutrition in a moeba. (Draw diagram) | 11 |
| 168 | The part of the alimentary canal that starts from the middle segment of clitellum and extends up to the last segment is A. Stomach B. Gizzardd c. Intestine D. Rectum | 11 |
| 169 | Which of these possesses good regenerating power A. Brain B. Kidney c. Lung D. Liver | 11 |
| 170 | Which part of the body contains teeth? A. Buccal cavity B. Body cavity c. Both A and B D. Tooth cavity | 11 |
| 171 | Match the following. ( begin{array}{ll}text { A. Incisors } & text { 1. Grinding teeth } \ text { B. Canines } & text { 2. Cracking teeth } \ text { C. Premolars } & text { 3. Cutting teeth } \ text { D. Molars } & text { 4. Tearing teeth }end{array} ) ( A cdot A-2, B-4, C-1, D-3 ) B. A- 2, B-1 , C-4, D-3 C ( . A-3, B-2, C-4, D-1 ) D. A- 3, B-4, C-2, D-1 | 11 |
| 172 | Dentine is A. Hard, protective covering on the tooth. B. The cavity which contains nerves and blood vessels in a tooth. C. Covering beneath the enamel. D. The nerve that connects tooth and the brain. | 11 |
| 173 | Preventive measures of constipation is A. High fibre diet B. Vaccination c. Antacids D. None of the above | 11 |
| 174 | Epidemic jaundice can occur in which of the following conditions? A. Hepatitia A B. Hepatitia B c. Hepatitia c D. Hepatitia D | 11 |
| 175 | Mention any two ways in which digested food is utilized by the body. | 11 |
| 176 | The undigested, semisolid food is called A. Anus B. Faeces c. Rectum D. vill | 11 |
| 177 | Deoxyribonuclease and ribonuclease are secreted by A. Liver B. Stomach c. Pancreas D. Kidney | 11 |
| 178 | lleum is characterised by the presence of A. Brunner’s glands and villi B. Brunner’s gland and Peyer’s patches c. Peyer’s patches and villi D. Brunner’s gland and Taeniae coili | 11 |
| 179 | Cavity present in the tooth is called as A. Pulp cavity B. Nasal cavity c. Abdominal cavity D. chest cavity | 11 |
| 180 | The mucosal lining of the oesophagus of mammals is made up of A. Simple columnar epithelium B. Squamous epithelium c. Stratified cuboldal epithelium D. Stratified columnarepithelium | 11 |
| 181 | Mention any two structural features of the small intestine which add to its absorptive capacity | 11 |
| 182 | Explain human digestive system so as to explain the phenomenon of absorption, Assimilation and Egestion. | 11 |
| 183 | Give the proper term for the following: Finger-like projections of the smal intestine. | 11 |
| 184 | What is the length of small intestine in an adult human being? A. ( 3.5 mathrm{m} ) B. ( 6.5 mathrm{m} ) c. ( 4.5 mathrm{m} ) D. 2.5 ( m ) | 11 |
| 185 | Read the following fours statements toD) about chylomicrons? A. Chylomicrons are produced in the lumen of small intestine B. Chylomicron contains triglycerides, cholesterol and phospholipids C. Chylomicron is protein free small vesicles D. Chylomicron released from the lacteal% into epithelial cells How many of the above statements are correct? A. Four B. One c. Two D. Three | 11 |
| 186 | One of the following is not a common disorder associated with digestive system. A. Tetanus B. Diarrhoea c. Jaundice D. Dysentery | 11 |
| 187 | What is nutrition? Explain with diagram the process of nutrition in Amoeba. | 11 |
| 188 | Find the correctly matched pair. A. Pepsinogen – Zymogenic cells B. HCI – Goblet cells C. Mucous – Oxyntic cells D. Pancreatic juice – Salivary gland E. Ptyalin – Acinar cells | 11 |
| 189 | Taste buds for bitter taste are found on tongue at A. Tip B. On basal surface c. Posterior part D. Lateral sides | 11 |
| 190 | Maximum number of enzymes are found in A . Herbivores B. Carnivores c. Omnivores D. None of these | 11 |
| 191 | In the human digestive system, digestion occurs in (a) Buccual cavity (b) Stomach (c) Small intestine (d) Large intestine A . (a) only B. (a) and (b) only ( c cdot(b),(c) ) and ( (d) ) only D. ( (a),(b) ) and (c) only | 11 |
| 192 | How many teeth in man grows twice in life? A . 32 B. 28 ( c cdot 20 ) D. 12 | 11 |
| 193 | Describe the process of assimilation of food. | 11 |
| 194 | In old age, problems like indigestion, constipation and gases are caused because of A. Number of taste buds decreases B. Amount of digestive juices decreases c. Muscular strength reduces D. All of the above | 11 |
| 195 | Succus entericus is secreted by A. Peyer’s patch B. Crypts of Lieberkuhn C. Auerbach’s plexus D. Brunner’s glands | 11 |
| 196 | The bacteria live in the large intestine of human are A. Bifidobacterium B. Methanogens c. Lactobacillus D. All of the above | 11 |
| 197 | The type of food which starts digesting in stomach is A. Fats B. Carbohydrate c. Protein D. All of the above | 11 |
| 198 | The location of villi is: A. Large intestine B. Small intestine c. Stomach D. None of the above | 11 |
| 199 | Assertion The driving force for passive absorption is non metabolic in origin. Reason The driving force for active absorption is energy derived from metabolic processes. A. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion B. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion c. Assertion is correct but Reason is incorrect D. Assertion is incorrect but Reason is correct | 11 |
| 200 | Describe the characteristics of salivary glands and gastric glands. | 11 |
| 201 | What will happen if the bile duct is choked? A. Acidic chyme will not be neutralizedd B. Little absorption of fat will occur c. Little digestion of carbohydrates will occur in the intestine D. Faeces will become dry | 11 |
| 202 | Explain arrangement of human teeth. | 11 |
| 203 | Number of teeth in man which grow twice are ( A cdot 4 ) B. 8 c. 12 D. 28 E. 20 | 11 |
| 204 | Identify the symptoms of indigestion. A. Fever B. Bloating c. Growling stomach D. Both B and C | 11 |
| 205 | A baby boy aged two years is admitted to play school and passes through a dental check-up. The dentist observed that the boy had twenty teeth. Which teeth were absent? A. Molars B. Incisors c. canines D. Pre-molars | 11 |
| 206 | Small intestine receives secretions from the A. Only liver B. Only pancreas c. Both A and B D. None of the above | 11 |
| 207 | Sub-mucosal layer of stomach consists of A. Nerves, Blood vessels and Lymphatic vessels B. Lymphatic vessels, Oxyntic cell, Blood vessels and Glands C . Zymogen cell, Nerve, Glands, Blood vessels and Lymphatic vessels D. Blood vessels, Lymphatic vessels, Nerve and Hepatic cells | 11 |
| 208 | Which one of the following enzyme is absent in invertebrates? A. Pepsin B. Trypsin c. Lipase D. Amyalase | 11 |
| 209 | Undigested food or thyme does not pass through A. pancreas B. duodenum c. large intestine D. stomach | 11 |
| 210 | Pepsin is produced by A. Salivary glands B. Stomach c. Duodenum D. Small intestine | 11 |
| 211 | If you chew a piece of bread for a long time it tastes sweet. Why? | 11 |
| 212 | Differentiate between. Parasite and saprophyte | 11 |
| 213 | Chymotrypsin is produced by A . Liver B. Pancreas c. stomach D. Duodenum | 11 |
| 214 | Which of the following substances are not absorbed into the lymphatic system? A. Fatty acids B. Glycerol c. Fat soluble vitamins D. water soluble vitamins | 11 |
| 215 | Mumps is caused by ………… virus. | 11 |
| 216 | A diastema: A. Is a gap between two teeth B. Appears due to the absence of canine teeth in herbivores C. May occur in humans D. Is related to more than one option given above | 11 |
| 217 | High molecular weight polymers consisting of monosaccharide- repeating units (monomers). | 11 |
| 218 | In vertebrates, lacteals are found in A . Ileum B. Ischium c. oesophagus D. Ear | 11 |
| 219 | Spiral valves are found in A. Walls of cystic ducts (spleen) B. Walls of cystic duct (gall bladder) C . Hepatic duct (liver) D. Common bile duct | 11 |
| 220 | Jaundice is due to A. Excessive intake of curcuma B. Excessive intake of Sugar c. Pork D. Contaminated water | 11 |
| 221 | One of the constituents of the pancreatic juice, which is released into the duodenum of a man is A. Trypsin B. Chymotrypsin c. Trypsinogen D. Both B and C | 11 |
| 222 | What is mastication? Explain about the teeth used in mastication | 11 |
| 223 | Match the following. ( begin{array}{ll}text { 1. Incisors } & text { a. Grinding teeth } \ text { 2. Canines } & text { b. Cracking teeth } \ text { 3. Premolars } & text { c. Cutting teeth } \ text { 4. Molars } & text { d. Tearing teeth }end{array} ) ( A cdot 1-b, 2-d, 3-a, 4-c ) B. ( 1-b, 2-a, 3-d, 4-c ) ( c cdot 1-c, 2-b, 3-d, 4-a ) D. ( 1-c, 2-d, 3-b, 4-a ) | 11 |
| 224 | Bile juice is secreted from A. Salivary glands B. Intestinal glands c. Stomach D. Liver | 11 |
| 225 | Choleresis means release of A. Gastric juice B. Bile c. Intestinal juice D. Pancreatic juice | 11 |
| 226 | Vermiform appendix is made up of A. Respiratory tissue B. Excretory tissue c. Lymphatic tissue D. Digestive tissue | 11 |
| 227 | The number of teeth that grow twice in human life is A . 4 B. 12 ( c cdot 20 ) D. 28 | 11 |
| 228 | Briefly explain any three disorders of digestive system? | 11 |
| 229 | In which of the following organ of man, Entamoeba histolytica is found? A. Rectum B. Oral cavity c. Stomach D. Intestine | 11 |
| 230 | The inactivated enzymes present in digestive tract like pepsinogen is an inactive form of pepsin. Such substances are called A. Zymogens B. Catalyst c. Holoenzyme D. Activators | 11 |
| 231 | ( gamma ) -globulins are synthesized inside A. Liver B. Kidney ( c . ) Bone D. Thyroid | 11 |
| 232 | The function of enzyme trypsin is to A. Breakdown fats B. Breakdown proteins C . Synthesise proteins D. Breakdonwn carbohydrates | 11 |
| 233 | Match the names of diseases with the meanings given. Choose the answer which gives the correct combination of the alphabets of the two columns. begin{tabular}{llll} List I & multicolumn{3}{c} { List II } \ A. & Jaundice & 1. & Allergic inflammation of nose & Loss of motor functions \ B. & Stenosis & 2. & Heart valve defect \ C. & Rhinitis & 3. & Increase in bile pigments in the blood \ D. & Paralysis & 4. & Septal defect of \ & & & heart end{tabular} ( mathbf{A} ) ( A-3, B-5, C-1, D-2 ) 2 B. A- 4, B-3, C-1, D-2 C. ( A-4, B-3, C-2, D-1 ) D. ( A-3, B-4, C-1 ) ( D ) | 11 |
| 234 | 32. Teeth and Bones acquire strength and rigidity from (1) Calcium (2) Fluorine (3) Chlorine (4) Sodium | 11 |
| 235 | Strongest proteolytic enzyme is released by ………….. part of alimentary canal A . lleum B. Pancreas c. stomach D. Liver | 11 |
| 236 | (a) What product is released after the first step of glucose breakdown? Where does it take place? (b) How are the small intestines designed to perform absorption of food? | 11 |
| 237 | What is the difference between feeding and nutrition? | 11 |
| 238 | The lining of the stomach is protected by A. Hydrochloric acid B. Mucous c. Digestive juicies D. None of the above | 11 |
| 239 | Diarrhoea:: Constipation :: Enteritis:: A . Diarrhoea B. Typhoid c. Tetanus D. Malaria | 11 |
| 240 | Identify the correctly matched structure and its secretion A. Brunner’s gland – Salivary amylase B. Intestinal mucosa – Insulin c. Gall bladder – Bile D. Salivary gland – Lysozyme | 11 |
| 241 | Bruners gland are characteristic feature of A. Jejunum of small intestine B. Ileum c. Duodenum D. Fundic region stomach | 11 |
| 242 | Which of the following is not the function of large intestine? A. Absorption of water B. Nutrient absorption c. secretion of mucus to lubricate faeces D. Temporary storage faeces in rectum | 11 |
| 243 | Excretion of bile pigments in the urine indicates A. Anaemia B. Diabetes c. Rickets D. Jaundice | 11 |
| 244 | Diastema is A. A part of pelvic girdle in rabbit. B. A type of tooth in rabbit. C. Space in teeth lines in some mammals. D. Structure in eye of rabbit. | 11 |
| 245 | No energy is required in the absorption of water through A. Passive absorption B. Active absorption c. Both passive and active absorption D. None of the above | 11 |
| 246 | Serous glands located on the tongue are A. Paratoid gland B. Sublingual gland c. von Ebner’s gland D. All of the above | 11 |
| 247 | Animals that feed on organic matter through mud are A. Myrmacophagous B. Detritivorous c. saprophytic D. coprophagous | 11 |
| 248 | 120. Cobalt containing vitamin is (a) Vitamin B2 (b) Vitamin B6 (c) Vitamin B12 (d) Vitamin BA (UP | 11 |
| 249 | In Colon, constrictions of the wall form a series of small pockets called A. Haustra B. Crypts of lieberkuhn c. zymogen cells D. Taenial | 11 |
| 250 | The teeth present in humans are A . Milk teeth B. Permanent teeth c. Deciduous teeth D. All of the above | 11 |
| 251 | Explain the digestion of proteins in small intestine? | 11 |
| 252 | Grinding and chewing teeth are called as A. Premolars B. Canines c. Incisors D. Molars | 11 |
| 253 | Rennin and lactase, the enzymes required to digest milk, disappear in the human body by the age of A . Five B. Three c. Two D. Eight | 11 |
| 254 | Water is largely absorbed in A. Stomach B. Oesophagus c. Small intestine D. Colon (large intestine) | 11 |
| 255 | The major reason for tooth decay are A. Chocolates B. Sweets c. cold drinks D. All of the above | 11 |
| 256 | Gastric glands, crypts of Liberkuhn, goblet cells are formed by A. Mucosa B. Epithelial lining of Mucosa c. Sub-mucosa D. Serosa | 11 |
| 257 | Grandpa lost his teeth that could never be replaced naturally because they were A. Permanent teeth B. Milk teeth c. Both A and B D. None of the above | 11 |
| 258 | The lymph vessel which aids in absorption and distribution of fats is A. Lacteal B. Vill c. Rugae D. Vene cava | 11 |
| 259 | Which of the following causes indigestion? A. Ulcer B. Thyroidism c. Pancreatitis D. All of the above | 11 |
| 260 | The largest salivary gland present in human is A. Submandibulargland B. Sublingual gland c. Parotid gland D. Gastric gland | 11 |
| 261 | One of these have no specific function in a rabbit. A. Caecum B. Colon c. vermiform appendix D. sacculus rotundus | 11 |
| 262 | Crypts of Lieberkuhn occur in A. Pancreas and secrete pancreatic juice B. Small intestine and secrete digestive enzymes C. Stomach and secrete dilute hydrochloric acid D. Stomach and secrete pepsin | 11 |
| 263 | is the longest part of the alimentary canal A. Duodenum B. Ileum c. colon D. Large intestine | 11 |
| 264 | Which set of human teeth help in cutting food? A. Canine B. Incisor c. Molar D. Premolar | 11 |
| 265 | Digested food after absorption comes into A. Heart B. Lungs c. Blood D. water | 11 |
| 266 | Write a short note on digestion of fats in human body. | 11 |
| 267 | About how much saliva does a person produce each day? A . ( 100 mathrm{ml} ) B. 1 to 2 litre c. ( 500 mathrm{ml} ) D. 250 m1 | 11 |
| 268 | Name the organ which performs the following function in humans (a) Absorption of digested food (b) Absorption of water | 11 |
| 269 | Which one of the following is the correct matching of the site of action on the given substrate, the enzyme acting upon it and the end product? A. Small intestine: ( rightarrow ) Proteins Pepsin Amino acids B. Stomach : rightarrow Fats Lipase Micelles c. Duodemum: ( rightarrow ) Triglycerides Trypsin Monoglycerides D. small intestine : ( rightarrow ) Starch Amylase Disaccharide (Maltose) | 11 |
| 270 | Teeth are the only part of the digestive system that physically breaks down food. A. True B. False | 11 |
| 271 | In Rabbit and Hare, the incisors of upper and lower jaw halves are ( A cdot 1 / 1 ) B. 2 / 1 ( c cdot 2 / 2 ) D. 2 / | 11 |
| 272 | Who discovered lacteal? A. Franklin B. Priestley C. Benda D. Gaspare Aselli | 11 |
| 273 | Fat is digested in the A. Large intestine B. spleen c. Mouth D. Small intestine | 11 |
| 274 | If you chew on a piece of bread long enough, it will begin to taste sweet because A. maltase is breaking down maltose B. lipases are forming fatty acids c. amylase is breaking down starches to disaccharides D. disaccharides are forming glucose | 11 |
| 275 | The predominant antibody in saliva is A . ( lg G ) B. ( lg A ) c. ( lg ) m D. IgD | 11 |
| 276 | Teeth that are different in shape, size and function are called as A. Acrodont B. Pleurodont c. Homodont D. Heterodont | 11 |
| 277 | Brush border of small intestine cells is formed of A. Microvilli B. cilia c. vill D. circular folds | 11 |
| 278 | The total islets of Langerhans in human pancreas are A. 1 million B. 2 million ( c .5000 ) D. 1000 | 11 |
| 279 | 38. Emulsification is (1) breaking fats into small glob ules (2) digestion of fats (3) absorption of fats (4) storage of fats | 11 |
| 280 | Which teeth are different in shape, size and function then these are called as A. Acrodont B. Pleurodont c. Homodont D. Heterodont | 11 |
| 281 | Discuss the different type of teeth along with their structures and functions. | 11 |
| 282 | Very short answer type. Name three enzymes of small intestine, which catalyze the hydrolysis of carbohydrates | 11 |
| 283 | Consider the statements. A. ‘Oral Rehydration Solution’ (ORS) should be given to cholera or diarrhoea patients at regular intervals. B. Poliovirus is transmitted through food or water and ultimately affect central nervous system. C. E.coli and Shigella bacteria are responsible for diarrhoea disease. D. Rhinoviruses are responsible for common cold. The correct statements are A. A and D B. A and B ( c cdot A, C ) and ( D ) D. All of the above | 11 |
| 284 | Diastema is associated with A. Presence of certain teeth B. Absence of certain teeth c. Absence of tongue D. Presence of tongue | 11 |
| 285 | Ammonia formed during digestion is processed in A. Liver B. Small intestine c. Large intestine D. Stomach | 11 |
| 286 | Very short answer type. Mention the most significant function/role of rennin | 11 |
| 287 | Brunner’s gland are characteristic of A. Submucosa of duodenum c. Submucosa of stomach D. Mucosa of colon | 11 |
| 288 | Which of the following organs absorbs food nutrients through villi? A. Small intestine B. Oesophagus c. Rectum D. Stomach | 11 |
| 289 | 118. Which vitamin is fat soluble? (a) Thiamine (b) Niacin (c) Riboflavin (d) Tocopherol (UP | 11 |
| 290 | State the function of bile. | 11 |
| 291 | What is common among amylase, rennin and trypsin? A. These are produced in stomach B. These act at a pH lower than 7 C. These all are proteins D. These all are proteolytic enzymes | 11 |
| 292 | Choose the correct answers from the alternatives given Succus entericus is the name given to | 11 |
| 293 | With the help of a diagram, describe how food gets digested and assimilated in the human digestive system. | 11 |
| 294 | Match the enzymes with their respective substrates and choose the right one among options given. Column II Dipeptides begin{tabular}{c|c|c} & Column I \ hline A. & Lipase \ hline B. & Nuclease \ hline C. & Carboxypeptidase \ D. & Dipeptidases \ hline end{tabular} Fats Nucleic acids Proteins, peptones and proteoses A. A-(ii), B-(iii), C-(i), D-(iv) B. A-(iii), B-(iv), C-(ii), D-(i) C. A-(iii), B-(i), C-(iv), D-(ii) D. A-(ii), B-(iii), C-(iv), D-(i) | 11 |
| 295 | Explain why lactose is not absorbed by the small intestine | 11 |
| 296 | Glisson’s capsule is associated with A. Liver B. Pancreas c. Lungs D. Kidney E. Adernal glands | 11 |
| 297 | Which of the following is used as antiemetic? A. Antihistamine B. Antibiotic c. calcitonine D. None of the above | 11 |
| 298 | What is meant by dentition? | 11 |
| 299 | What is mucus membrane? | 11 |
| 300 | Maximum number of teeth found in placental mammals is A . 32 B. 54 ( c cdot 44 ) D. 22 | 11 |
| 301 | Which set helps in tearing food? | 11 |
| 302 | Cells of the liver manufacture A. Diastase B. Amylase c. Lipase D. Insulin E. None of the above | 11 |
| 303 | Jaundice is a disease of A. Kidney B. Liver c. Pancreas D. Duodenum | 11 |
| 304 | Choose the correct answers from the alternatives given. The villi present on the wall of the small intestine A. secrete digestive enzymes B. increase the surface area for absorption c. hold mucus, so ulcers do not form D. hold products of digestion, so they do not enter the large intestine | 11 |
| 305 | The various kinds of teeth present in human beings are A. Premolars and canines B. Molars and incisors c. Muscular pharynx and molars D. Incisors, canines, premolars and molars | 11 |
| 306 | Lacteal present in the villi of the small intestine A. Help to absorb fatty acids and glycerol B. Secrete enzymes for digestion c. secrete hormones D. Help to absorb proteins | 11 |
| 307 | Which one of the following statements is true regarding digestion and absorption of food in humans? A. Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions like ( N a^{+} ) B. Chylomicrons are small lipoprotein particles that are transported from intestine into blood capillaries C. About ( 60 % ) of starch is hydrolysed by salivary amylase in our mouth D. Oxyntic cells in our stomach secrete the proenzyme pepsinogen | 11 |
| 308 | Which cells of the body are responsible for obesity and why? | 11 |
| 309 | If salivary amylase is lacking in the saliva, which of the following events in the mouth cavity will be affected? A. Proteins breaking down into amino acids. B. Starch breaking down into sugars. c. Fats breaking down into fatty acids and glycerol D. Absorption of vitamins | 11 |
| 310 | Assertion Thick layers of muscles are present in the wall of alimentary canal. Reason These muscles help in the mixing of food materials with the enzymes coming from different glands in the alimentary canal. A. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion B. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion c. Assertion is correct but Reason is incorrect D. Both Assertion and Reason are incorrect | 11 |
| 311 | Very short answer type. From the following description of teeth pattern, give the likely feeding habit of the animal to which it belongs: incisors, well developed canines, sharply cusped premolars, and reduced numbers of molars. | 11 |
| 312 | 123. Which of the following is a vitamin? (a) Ascorbic acid (b) Salicylic acid (c) Nitric acid (d) Benzodic acid | 11 |
| 313 | The diagram of the large intestine of man is given above. Identify the parts labelled ( A, B, C, D, E ) and ( F ) A. A- sigmoid colon, B- Vermiform appendix, CAscending colon, D- Transverse colon, E- Descending colon, F-Caecum. B. A- Caecum, B- Vermiform appendix, C- sigmoid colon D- Ascending colon, E- – Transverse colon, F- Descending colon C. A- Caecum, B- Vermiform appendix, C- Ascending colon, D- Transverse colon, E- Descending colon, FSigmoid colon. D. A- Sigmoid colon, B- Vermiform appendix, CDescending colon, D- – Transverse colon, E- Ascending colon, F- Caecum | 11 |
| 314 | Which one of the following is not a constituent of saliva? A. Bicarbonate B. Lysozyme c. Glucose D. Immunoglobulin | 11 |
| 315 | Pancreatic lipase acts upon A. Glycogen B. Triglycerides c. Disaccharides D. Polypeptides | 11 |
| 316 | 34. The Sigmoid Colon is part of (1) Small Intestine (2) Anal Canal (3) Large Intestine (4) lleum | 11 |
| 317 | Glisson’s capsules are present in A . Liver B. Lung c. Kidney D. Stomach | 11 |
| 318 | Which of the following are the symptoms of diarrhoea? A. skin tenting and abdominal pain B. Pain in legs c. Heart attack D. All of the above | 11 |
| 319 | In which of the following parts of the alimentary canal does absorption of nutrients and drugs takes place? A. Mouth B. Stomach c. Small intestine D. All of the above | 11 |
| 320 | Which of the following statements is false? A. The breakdown of most of biomacromolecules occurs in duodenum. B. Simple substances (digested foods) are absorbed in the jejunum and ileum. C. Significant digestive activity occurs in large intestine. D. Undigested and unabsorbed substances are passed on to the large intestine. | 11 |
| 321 | Anxiety and eating spicy food together in an otherwise normal human, may lead to A. Diarrhoea and vomiting B. Hepatitis c. Indigestion D. Jaundice | 11 |
| 322 | Premolar are absent in A. Adult teeth in man B. Mammalian teeth in general C. Permanent teeth of man D. Deciduous teeth of man | 11 |
| 323 | The lower jaw consists of single bone is known as A. Mandible B. Alveoli c. Pterygoid D. Maxilla | 11 |
| 324 | Stool of a person is whitish grey coloured due to malfunction of which of the following organs? A. Pancreas B. Spleen c. Kidney D. Liver | 11 |
| 325 | Eye teeth are A. Upper incisors B. Lower incisors C. Lower canines D. Upper canines | 11 |
| 326 | Calcium absorption is always enhanced by the action of the following vitamin ( A cdot ) Vitamin A B. Vitamin B c. Vitamin D D. Vitamin K | 11 |
| 327 | Give the function of Saliva in digestion. | 11 |
| 328 | Diarrhea through food can be avoided by A. Eating raw food B. Refrigerating the food c. Thawing of food again and again D. None of the above | 11 |
| 329 | The teeth used for biting and cutting food are called as A. Molars B. Premolars c. canines D. Incisors | 11 |
| 330 | A digestive enzyme, salivary amylase, in the saliva being digestion of A. Protein B. Nucleic acids c. Fats D. Carbohydrates | 11 |
| 331 | Bile pigments are formed in A . Liver B. Spleen c. Every cell D. Both A and B | 11 |
| 332 | The teeth present after the age of 8 -12 is called as A. Milk teeth B. Temporary teeth c. Permanent teeth D. Both A and C | 11 |
| 333 | State whether the following statements are true or false. Digestive enzymes are secreted in an inactive form in the alimentary canal | 11 |
| 334 | Explain the activity which you performed to know that the stomach is protected from the damage being caused by secretion of its own acid? | 11 |
| 335 | Duodenum, jejunum and ileum are the parts associated to A. Stomach B. Small intenstine c. Large intenstine D. colon | 11 |
| 336 | In mammals, which of these causes the production of toxic products and foul smelling gases during digestion? A. Bacteria in large intestine B. Digestive juices c. Digestive enzymes D. All of the above | 11 |
| 337 | 83. Which of the following enzymes helps in digestion of proteins? (a) Invertase (b) Trypsin (c) Tyrosinase (d) Urease (J & K CET) | 11 |
| 338 | Brunner’s glands are present in the A. Stomach B. Pancreas c. Small intestine D. oesophagus | 11 |
| 339 | Assertion Escherichia coli lives in a symbiotic relationship in the colon of the human body Reason The bacterium produces vitamins which are absorbed by the wall of colon into the blood stream A. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion B. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion c. Assertion is correct but Reason is incorrect D. Both Assertion and Reason are incorrect | 11 |
| 340 | Which of the following is a soft material in the tooth? A. Root B. Dentine c. Pulp D. crown | 11 |
| 341 | In the gastrointestinal tract, the Meissner’s plexus and the Auerbach’s plexus occur respectively in the A. Lamina propria and muscularis mucosa B. Submucosa and muscularis externa c. Submucosa and mucosa D. Mucosa and muscularis extema | 11 |
| 342 | Starch digestion begins in A. Small intestine B. Large intestine c. Stomach D. Esophagus E. Mouth | 11 |
| 343 | Which of the following part/s of the human digestive system involves both chemical and mechanical ways of digestion? A. Oesophagus B. Stomach c. Mouth D. Both B and C | 11 |
| 344 | Entamoeba gingivalis lives in the A. Intestine B. Colon c. Pus pockets of pyorrhoea D. Intestine and colon | 11 |
| 345 | In the above diagram, the teeth marked B represent A. Incisors B. Canines c. Molars Dremolars | 11 |
| 346 | Write names of different parts of human digestive system and explain functions of any three parts. | 11 |
| 347 | The human intestine is long because A. Bacteria in food can be killed gradually. B. It provides more surface for food storage. C. It increases surface area for absorption of food. D. None of the above. | 11 |
| 348 | Gluconeogenesis is A. Formation of ammonia from glucose B. Breakdown of glucose C. Formation of glycogen D. Formation of glucose from sources other than carbohydrate | 11 |
| 349 | Movement of alimentary canal does not help in slipping down of food is A. Peristalsis movement B. Pendular (segmentary) movement c. Both D. None | 11 |
| 350 | Kupffer’s cells are A. Phagocytic B. Actin c. Myosin D. Fibrin | 11 |
| 351 | Which of the following factors regulate food intake? A. Body temperature B. Psychological factors c. Blood glucose levels D. All of these | 11 |
| 352 | The factor which governs the absorption of digested food by intestinal villi is A . Peristalsis B. Osmosis c. Emulsification D. Differential absorption | 11 |
| 353 | Cells of the pancreas are not digested by their own enzymes because A. Enzymes are secreted in inactive form B. Cells are not lined by mucous membrane C. Enzymes are released only when needed D. None of the above | 11 |
| 354 | Digestion of starch in most of mammals start in A. Stomach B. Mouth c. Duodenum D. Oesophagus | 11 |
| 355 | The given schematic diagram depicts heterodont teeth and its thecodont arrangement. Find the correct labelling for ( A-D ) fom the options given below. A. A – Incisor, B- Canine, C – Premolar D- Molar B. A – Molar, B – Premolar, C -Canine, D-Incisor C. A- Incisors, B-Premolar, C-Canine, D- Molar D. A – Molar, B- Premolar, C-Incisor, D- Canine | 11 |
| 356 | State the role of pancreatic juice in the digestion of proteins. | 11 |
| 357 | Which of the following is a rapid type of water absorption in plants? A. Active absorption B. Passive absorption c. continuous absorption D. Pulsating absorption | 11 |
| 358 | 37. The saliva helps in the digestion (1) Proteins (3) Fibres (2) Starch (4) Fats | 11 |
| 359 | The diagram shows some food moving along the alimentary canal. What is the name of the process that pushes the food along? A. Absorption B. Digestion c. Peristalsis D. Swallowing | 11 |
| 360 | Soham is 6 years old. He was playing in the garden. One of his teeth fell as he dashed a pillar. He started crying because he was hurt. He also felt that his teeth will never come back and he will not be able to eat chocolates. How will you console him? A. By telling him that his tooth was milk tooth B. By telling him that his tooth was permanent tooth c. By telling him that his tooth will be replaced D. Both A and C | 11 |
| 361 | Inner lining of gut, stomach and liver is composed of A. Simple squamous epithelium B. Simple columnar epithelium c. simple cuboidal epithelium D. compound epithelium | 11 |
| 362 | Just as hydrochloric acid : pepsinogen so is A. Enterokinase : trypsinogen B. Haemoglobin: oxygen c. Bile juice : fat D. Glucagon: glycogen | 11 |
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