Question

Question 11
Find out the false statement

(a) Aves are warm blooded, egg laying and have a four- chambered heart
(b) Aves have feather covered body, fore limbs are modified as wings and they breathe through lungs.
(c) Most of the mammals are viviparous.
(d) Fishes, amphibians and reptiles are oviparous

Answer 1

Aves are warm-blooded animals and have a four-chambered heart. They lay eggs. There is an outside covering of feathers, and two forelimbs are modified for flight. They breathe through lungs. Fishes, amphibians, and reptiles are oviparous.Most of the mammals are viviparous, except the platypus and the echidnas, they are egg-laying mammals. Hence all the statements given above are correct.