Directions : In the following question more than one of the answers given may be correct. Select the correct answer and mark it according to the code:
Types of quill (flight) feathers are (1) down feathers (2) covert (3) filoplume (4) remigesA) 1, 2 and 3 are correct
B) 1 and 2 are correct
C) 2 and 4 are correct
D) 1 and 3 are correct
Correct Answer: C
Solution :
Quills (Flight feathers) are large feathers of wings (remlges) and tail (retrices). A quill has a shaft differentiated into hollow proximal calamus and distal solid rachis, Coverts are small feathers similar to quills meant for filling gaps on the wings and tail.
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