Question

1.What are the three types of faithers in the birds body.
2.name two flightless bird. 3. Which part of a bird helps them to change its directions while flying.4.what are the kinds of movements in birds wings. 5. Birds have ........ Bones that make their bodies like . Class three give me right answer

Answer 1

Answer:

1. TYPES OF FEATHERS

Primary feathers like filoplume, down feathers

Secondary feathers like contour and quill feathers

2. flightless birds

penguin,ostrich

3. Their streamlined body helps them to change direction.

4. Flapping, gliding, hovering, soaring

5. Birds have hollow bones that make their bodies light.

Explanation:

Answer 2

Ans. 1>

(i) Flight feather.

(ii) Down feather.

(iii) Bristle feather.

Ans. 2>

(a) Ostrich

(b) emu

Ans. 3>

Steamlined Structure helps the bird to change the direction while flying in the air easily.

Ans. 4>

Birds' wings flap with an up-and-down motion.

Ans. 5>

(i) Skull

(ii) Humerus

(iii) Keel