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Whicxh of the following statements are c...

Whicxh of the following statements are correct about the class-Amphibia?
I. They are the most primitive and earliest tetrapods with two pairs of limbs.
II. Their skin is rich in multlecellular mucous and poison glands.
III. The brain is well-developed with 12 pairs of cranial nerves.
IV. Gaseous exhange occurs always by skin or lungs.
V. RBCs ar nucleated and biconvex.

A

II and III

B

III and IV

C

I, II and V

D

I, II and IV

Text Solution

Verified by Experts

The correct Answer is:
D
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