Animal Kingdom Ques 4

4. Which one of the following characteristics is not shared by birds and mammals?

(a) Ossified endoskeleton

(b) Breathing using lungs

(c) Viviparity

(d) Warm blooded nature

Show Answer

Answer : c

Hints & Solutions

(c) Giving birth to young that develop within the mother’s body rather than hatching from eggs. All mammals except the monotremes are viviparous.

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