Adaptations in Aerial Animals

Q. The spindle-shaped body of birds help in flight by:

1. increasing the bird's body weight
2. increasing the air resistance while flying
3. decreasing the air resistance while flying
4. reducing the bird's body weight

Q. Which of the following is not an aerial adaptaion of birds?

1. Presence of feathers over the body.
2. Presence of dense bones.
3. Streamlined body.
4. Forelimbs modified into wings.

Q. What characteristics of a crow allows it to fly?

1. Forelimbs modified into wings
2. Dense bones and feather covered body
3. Spindle-shaped body
4. Hollow bones and feather covered body

Q. Which of the following adaptions are found in flying insects?

1. The body of insects are light in weight.
2. The body of insect is tapered at both the ends.
3. They have thick hair on their skin.
4. They have two pairs of wings.

Q. Which of the following is not an aerial adaptaion of birds and why?
1) Presence of feathers over the body
2) Presence of dense bones
3) Streamlined body

Q. Which of following characteristics are found in aerial insects?

1. They have light body weight.
2. Patagium is present.
3. They have pairs of wings.
4. They have haustoria for nutrient absorption.

Q. Air resistance during flight is minimised by which of the following adaptations in birds?

1. Hollow bones
2. Spindle-shaped body
3. Air sacs
4. Wings

Q.

Which of the following has an aerial habitat?

1. Flying lizard

2. Flying fish

3. Dragonfly

4. Flying squirrel

Q. Patagium is a body structure found in

1. bats
2. lizards
3. crocodiles
4. tiger

Q. The spindle-shaped body of birds help in flight by:

1. increasing the bird's body weight
2. decreasing the air resistance while flying
3. reducing the bird's body weight
4. increasing the air resistance while flying

Q.

Which of the following has an aerial habitat?

1. Flying lizard

2. Flying fish

3. Flying squirrel

4. Dragonfly

Q. Birds have a spindle-shaped body which helps them change direction during flight.

1. False
2. True

Q. Birds have hollow bones, which keep their body light for flight.

1. False
2. True