The concave shape of a birds wing during flight, ensures that the greater air pressure under the wings will?

By: |Published on: May 17|Categories: Biology WAEC| 0 comments

A. counteract the effect of gravity
B. lift the bird so that it can remain airborne
C. enable the pectoral ,muscles to contract easily
D. change the direction of the flying bird

Correct Answer: Option A

A. counteract the effect of gravity

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