Question

Which three modifications are in
birds for flying?​

Answer 1

Answer:

Birds have undergone many structural adaptations to suit their aerial life. Some of these adaptations are as follows.

(i) Streamlined body for rapid and smooth movement

(ii) Covering of feathers for insulation

(iii) Forelimbs modified into wings and hind limbs used for walking, perching, and swimming

(iv) Presence of pneumatic bones to reduce weight

(v) Presence of additional air sacs to supplement

Answer 2

Streamlined body for rapid and smooth movement.

Covering of feathers for insulation.

Forelimbs modified into wings and hind limbs used for walking, perching, and swimming.