Locomotion in Some Vertebrates

Q.

Fish swim in the water with the help of

1. gills

2. fins

3. tails

4. scales

Q. help the earthworm to get a grip on the ground.

1. Muscles
2. Bristles
3. Skin

Q.

Statement 1: The body of an earthworm is made up of rings joined end to end.

Statement 2: The ring helps the earthworm in locomotion

1. Statement 1 is false and statement 2 is true

2. Both the statements are false

3. Both the statements are true

4. Statement 1 is true and statement 2 is false

Q. Breast muscles help birds in flight.

1. True
2. False

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. increasing the air resistance while flying
4. reducing the bird's body weight

Q. Choose the correct pair.

1. 
2. Fins
3. Muscular foot
4. 
5. Hollow bones
6. 
7. Bristle
8. 

Q. Which feature of fish helps to minimise water resistance?

1. Small head
2. Hollow bones
3. Spindle shaped body
4. Fluid in body cavity

Q. Choose the correct pair.

1. 
2. Fins
3. Muscular foot
4. 
5. Hollow bones
6. 
7. Bristle
8. 

Q. Bat's wings are made up of ___________.

1. feathers
2. skin
3. bones
4. scales

Q. Every year, the Arctic tern flies from the Arctic breeding grounds to the winter grounds of Antarctica and back. This behavioural pattern is known as.

1. hibernation
2. aestivation
3. migration
4. diapause

Q.

A bird's wings are made up of ____ and hollow bones.

1. feathers

2. skeleton

3. skeleton

4. skeleton