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Question
Flight muscles of birds are attached to
Flight muscles of birds are attached to
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Solution
The correct option is A Keel of sternum
Birds have a pronounced keel-like sternum, to which the flight muscles, used in flight, attach. The keel is a strong median ridge running down the length of the sternum. Ratites, on the other hand, all of whom are flightless, lack a strong keel. Hence, option A is correct.
Birds have a pronounced keel-like sternum, to which the flight muscles, used in flight, attach. The keel is a strong median ridge running down the length of the sternum. Ratites, on the other hand, all of whom are flightless, lack a strong keel. Hence, option A is correct.
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