Question

In birds, __________ holds the muscles of flight required for the movement of wings.

• A.
  forelimb
• B.
  hindlimb
• C.
  breastbone
• D.
  tail bone

Answer 1

The correct option is C

breastbone
Birds are able to fly and walk. The bones responsible for the movement of bird include:

• Bones of forelimb: They are modified into wings and are responsible for the flight.
• Bones of hindlimb: They are resonsible for perching and walking.
• Breastbone: It is modified to hold the muscles of flight required for the movement of wings.
• Tail bone: It is the point where the tail feathers are attached.