Question

mention the parts of body which helps in movement for following animals earthworm, snail, cockroach and fish​

Answer 1

Earthworm - Earthworms move by alternate extension and contraction of the body using muscles.

Snail - Snails move with the help of a muscular foot.

Cockroach -The muscles of the breast connected with three pairs of legs and two pairs of wings help the cockroach to walk and fly.

Fish - Fish swim by forming loops alternately on two sides of the body.

Explanation:

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Answer 2

Answer:

The earthworm does not have any internal skeleton.

The body is made up of many rings joined end to end and muscles attached to these rings help to extend and shorten the :Snails move with the help of their muscular, flat foot.

They glide along a solid surface which is lubricated with mucus.

The body of a cockroach is covered with a hard outer skeleton that is made of different units joined together.

It has three pairs of legs for walking and two pairs of wings attached to Birds have a special skeletal and muscular structures that help them to fly.

The forelimbs are modified to become wings and the bones

Explanation:-

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