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

Question

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

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

asked Oct 24, 2021 by aditya2321

1 Answer

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