Question

Air cavities in the bone are found in
A. Bat
B. Frog
C. Lizard
D. Sparrow

Answer 1

Sparrow. The bones which has air cavities in bones are called Pneumatic bones (hollow bones). Helps them in flight bcz of reduced weight.

All the best!!

Answer 2

The correct option among all the options given is:

D. Sparrow

Air cavities are found in the bones of birds and such bones are referred to as pneumatic bones.

The presence of air cavities make the bones of birds less dense, thereby, reducing the body weight of the birds and helping them to fly in the air.

In case of bats, frogs and lizards, such pneumatic bones are absent.