Question

E. Birds need to keep their body light to help
in flying. Hence, they show presence of
some organs only on one side. How their
skeleton helps in reducing their weight?​

Answer 1

Answer:

The body structure of Birds is just like an aeroplane . The Birds wings are bigger than their own size which provides momemtum to cut the air in A flow and the back Tail make the body Poisture

Explanation:

Answer 2

Birds have bones called as pneumatic bones which means the their bones have hollow cavities which make them light.

Bird skeleton is light but strong and can help in flight

The pneumatic bones also help in absorbing more oxygen from the air

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