AIPMT PRELIMS2008Zoology-Evolution
AIPMT PRELIMS 2008 Zoology Reptilian Ancestry MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Which one of the following in birds, indicates their reptilian ancestry?
A
Two special chambers crop and gizzard in their digestive tract
B
Eggs with a calcareous shell
C
Scales on their hind limbs
D
Four-chambered heart
Correct Answer
Option C
Detailed Explanation
Scales on the hind limbs of birds are a characteristic inherited from their reptilian ancestors.
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