Transportation In Animals And Plants Questions

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Transportation In Animals And Plants Questions

List of transportation in animals and plants Questions

Question NoQuestionsClass
1Give reasons for the following Opening of auricles into ventricles are puarded by valves.7
2In which of the following character a vein differs from an artery?
A. Having valves to control flow of blood
B. Having narrow lumen
c. Having muscular wall
D. Having pigmented wall to give dark look
7
3When the muscles of the heart
contract?
A. Blood is pumped from the right ventricle into the lungs.
B. Blood flows from the lungs into the left auricle.
C. Blood is pumped into the right auricle from all over the body
D. None of the above.
7
4Which of the following statements
about blood vessels is true?
A. Arterial walls are generally thicker and contain more elastic tissue than venous walls
B. Blood flows most rapidly through capillaries
C. Blood pressure in arteries is always lower than in veins
D. Venous walls are generally the strongest of all blood vessels and veins may contain valves
7
5Which type of tissue forms the inner lining of a blood vessel?
A. Nervous
B. Muscular
c. Epithelial
D. connective
7
6Choose the correct answer from the
alternatives given

Capillaries are structurally suited for
the exchange of substances because:
A. their walls are composed of only one layer of squamous cells
B. velocity of blood flow is slow
c. they form networks that increase the surface area for diffusion
D. all of the above

7
7Give any three differences between an
artery and a vein.
7
8State whether the following statements
are true or false.

Veins generally have thicker walls than
arteries.
A. True
B. False

7
9Name the three kinds of blood vessels
found in human beings. With the help of suitable diagrams, differentiate between them.
7
10The process of expelling waste from the organism is called
A. Digestion
B. Ingestion
c. Excretion
D. Reflex action
7
11List three differences between arteries
and veins
7
12Carotid artery supplies
A. Oxygenated blood to lungs
B. Oxygenated blood to intestine
C. Oxygenated blood to brain
D. None of these
7
13Fill in the blanks with approriate words.
Left auriculo-ventricular valve is also
known as ………..valve.
7
14Urine is stored in
A. Kidney
B. Urinary bladder
c. Ureter
D. Urethra
7
15Choose the correct answer from the
alternatives given. The exchange of materials between blood and interstitial fluid occurs only
in:
A. Capillaries
B. Arteries
c. veins
D. Arterioles
7
16Arteries carry oxygenated blood,except
A. Coronary artery
B. Hepatic artery
c. Aorta
D. Pulmonary artery
7
17Which of the following is covered by pericardium membrane?
A. Heart
B. Kidneys
c. Small intestine
D. Stomach
7
18The upper chambers of the heart are called
A. Auricles
B. Ventricles
c. spiracles
D. Tentacles
7
19Acromion process is found in
A. Coxal bone
B. Scapula
c. Sternum
D. Clavicle
7
20Blood vessel carrying blood from the lungs to the heart is
A. Pulmonary artery
B. Pulmonary vein
c. Coronary artery
D. None of the above
7
21Artery supplying blood to pericardium
is
A. Brachial artery
B. Vertebel artery
c. Coronary artery
D. Internal mammary artery
7
22The lower chambers of the heart are
called
A. Auricles
B. Ventricles
c. spiracles
D. Tentacles
7
23List in tubular form three difference
between arteries and veins.
7
24Choose the correct answer from the
alternatives given The heart sound dup is produced when:
A. mitral valve is opened
B. mitral valve is closed
c. tricuspid valve is opened
D. semilunar valve at the base of aorta gets closed
7
25State difference between the blood
vessels-artery,vein and capillary?
7
26The blood with no oxygen is received in
the
A . Left atrium
B. Left ventricle
c. Right atrium
D. Right ventricle
7
27Choose the correct answer from the
alternatives given.
In normal heart action:
A. right atrium and ventricle contract, followed by the contraction of the left atrium and ventricle
B. two atria contract together, then the two ventricles contract together
C. right atrium and left ventricle contract, followed by the contraction of the left atrium and right ventricle
D. all four chambers of the heart contract and then relax
simultaneously
7
28The left auricle opens into left ventricle
through an aperture guarded by
A. Tricuspid valve
B. Bisuspid valve
c. Mitral valve
D. Both B and C
7
29Match the functional activity of the following parts,7
30Given below are four statements (a-d)
regarding human blood circulatory
system.
(a) Arteries are thick-walled and have
narrow lumen as compared to veins.
(b) Angina is acute chest pain when the blood circulation of the brain is
reduced.
(c) Persons with blood group ( A B ) can
donate blood to any person with any blood group under ABO system.
(d) Calcium ions play a very important
role in blood clotting.

Which two of the above statements are
correct?
( A cdot(c) ) and (d)
B. (a) and (d)
c. (a) and (b)
D. (b) and (c)

7
31Very short answer type. Normally a vein opens into a larger vein
or into the heart but does not end
in capillaries. Which vein/ veins in humans is/are exception to this rule?
7
32Blood vessels which carry blood from different organs of the body to the heart
A. Veins
B. Arteries
c. capillaries
D. None of the above
7
33pumps deoxygenated blood to the
lungs.
A. Right auricle
B. Right ventricle
c. Left auricle
D. Left ventricle
7
34In mammals, veins differ from arteries
in having
A. Thicker walls
B. Deeply present
D. Internal valves
7
35Arteries are the
A. Blood vessels which carry only oxygenated blood
B. Blood vessels which carry only deoxygenated blood
C. Blood vessels which carry blood from the heart to different organs of the body
D. Blood vessels which carry blood from different organs of the body to the heart
7
36Blood from the left ventricle is pumped
to
A. Lungs
B. Left auricle
c. Right ventricle
D. All parts of the body
7
37Assertion: Anterior lobe of pituitary is attached to hypothalamus by a vein
Reason: This attachment is done
through a portal vein
A. If both the assertion and the reason are true and the reason is the correct explanation of the assertion
B. If both the assertion and the reason are true and the reason is not the correct explanation of the assertion
c. If the assertion is true and the reason is false
D. If both the assertion and the reason is false
E. If the assertion is false but the reason is true
7
38An artery can be distinguished from a vein in having
A. Thicker wall
B. Oxygenated blood
c. More haemoglobin
D. Both A and B
7
39Which of the following has no muscular walls?
A. Artery
B. Arteriole
c. capillary
D. vein
7
40The diagram given below show the cross
section of two kinds of blood vessels:
i) Identify the blood vessels ( A ) and ( B ). In
each case give a reason to support your
answer.
ii) Name the parts numbered 1 and 2
iii) When are the sound “LUB” and “DUP”
produced during a heartbeat?
iv) Name the blood vessel that:
Begins and ends in capillaries
2. Supplies blood to the walls of the
heart.
7
41Arteries are the blood vessels which
have elastic walls and ( -ldots- ) are the
blood vessels with non-elastic thin
walls.
7
42In which of the following points pulmonary artery is different from pulmonary vein?
A. Its lumen is broad.
B. Its wall is thick
c. It has valves.
D. It does not possess endothelium
7
43is the flow of water
molecules from the region of higher water potential to the region of lower water potential through a semipermeable membrane.
A. Osmosis
B. Diffusion
c. Both A and B
D. None
7
44The diagram below represents the simplified pathway of the circulation of
blood. Study the same and answer the
questions that follow:
State the function of blood
vessels labelled 5 and 8
7
45Very short answer type.
Why does blood not clot in blood
vessels?
7
46A vein differ from an artery in having
A. Strong muscular walls
B. Narrow lumen
C. Valves that control direction of blood flow opposite to heart
D. Valves that control direction of blood flow towards
heart
7
47The artery can be distinguished from vein in having
A. Thicker walls
B. More blood cells
c. More plasma
D. Larger cavity
7
48Differentiate between
Mitral valve and semilunar valve
7
49Give reasons for the following
Arteries have thick walls.
7
50Match following.
1.Kidneys
(a) Air
2.Heart
(b) Food
3.Lungs
(c) Blood
4.Stomach
(d) Wastes
A ( cdot 1-a, 2-c, 3-d, 4-d )
B. ( 1-d, 2-c, 3-a, 4-b )
( c cdot 1-c, 2-d, 3-b, 4-a )
D. ( 1-d, 2-c, 3-b, 4-a )
7
51The vein that does not directly open into the heart is:
A. Pulmonary vein
B. postcaval vein
c. Precaval vein
D. Posterior mesentric vein
7
52Differentiate between. Stroke volume and cardiac output7
53State the following statement true or false:
Arteries have openings
A. True
B. False
7
54Choose the correct answer from the
alternatives given
Blood enters the heart because muscles
of:
A . atria relax
B. ventricles relax
c. atria contract
D. ventricles contract
7
55Why do veins have thin walls as
compared to arteries?
A. Veins collect the blood from different organs and bring it back to the heart
B. The blood in the vein is in low pressure than artery
C. The blood in the vein is in high pressure than artery
D. Both A and B
7
56Read the following statements carefully
(1) In fishes the heart pumps out deoxygenated blood which is oxygenated by the gills and supplied to the body parts from where deoxygenated blood is returned to the
heart
(2) The openings of the right and the left ventricles into the pulmonary artery and the aorta respectively are provided with the mitral valves.
(3) The nodal musculature has the ability to generate action potential without any external stimuli, i.e., it is auto-excitable
(4) The T-wave of ECG represents depolarization of the ventricles Which of the given two statements are correct?
A. 1 and 3
B. ( 2 & 4 )
c. 1 and 2
D. 3 & 4
7
57Choose the correct answer from the
alternatives given Which of the following is the bodys
largest blood vessel?
A. Aorta
B. Capillaries
c. Pulmonary vein
D. Heart
7
58Why it is necessary to separate
oxygenated and deoxygenated blood in mammals and birds?
A. To stop mixing of oxygenated and deoxygenated blood
B. To maintain body temperature
c. To suffice higher energy need
D. All of the above
7
59Write four points of difference between arteries and veins.7
60When the muscles of the heart relax
A. Blood flows from lungs into the left auricle
B. Blood is pumped into the right auricle from all over the body
C. Both a and b
D. Blood flows from the left ventricle to the rest of the
body
7
61When the right ventricle contract the blood goes into
A. Aorta
B. Brain
c. Pulmonary artery
D. None
7
62receives oxygenated blood from the lungs.
A. Right auricle
B. Right ventricle
c. Left auricle
D. Left ventricle
7

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