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Gurugrah Questions: Your Source for Thoughtful Queries, Your Gateway to Enlightening Answers.
Sequence No.
BIO-1286
Consider the following characters:
I. Wish bone furculum
II. Pneumatic bones
III. Feathers
IV. Endothermy
V. Left aortic arch
VI. Four chambered heart
Which of these are unique to birds?
Options:-
(a) I, II and III only
(b) I, II, III and IV only
(c) I, II, III, IV and V only
(d) All
Answer:
(a) I, II and III only
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BIO-1286
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