(i) Which part of the earthworm's body help in its movement?

(ii) Mention any two important functions of the backbone.

Asked by Topperlearning User | 4th Jun, 2014, 01:23: PM

Expert Answer:

(i) The movement of the earthworm is dependent on the muscles which help to extend and shorten the body. This pattern marks the movement of its body.

(ii) Functions of backbone:

a. It provides main support to the body.

b. It protects the spinal cord.

Answered by  | 4th Jun, 2014, 03:23: PM