Consider the following statements related to and select the correct option stating which are true and which are false I. Hindlimbs are larger and muscular than forelimbs II. The alimentary canal of frog is short III. They respire on the land through skin only IV. They contains two-chambered heart I II III IV |
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a) |
T F T F |
b) |
F F T T |
c) |
F T T F |
d) |
T T F F |
Consider the following statements related to and select the correct option stating which are true and which are false I. Hindlimbs are larger and muscular than forelimbs II. The alimentary canal of frog is short III. They respire on the land through skin only IV. They contains two-chambered heart I II III IV |
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a) |
T F T F |
b) |
F F T T |
c) |
F T T F |
d) |
T T F F |
(d)
I – True, because hindlimb ends in five digits and they are larger and muscular than forelimbs that ends in four digits
II – True, because frogs are carnivorous. Due to this, alimentary canal is short and hence length of intestine is reduced
III – False, because on land, the buccal cavity, skin and the lungs act as respiratory organs
IV – False, heart of frog is three, chambered and it contains two atria and one ventricle