Gait of Animals - Invertebrates

1. A snail uses a(n) ________ and mucus to move on land

• tail

• foot

• bone

• wing

2. In cockroaches, the body parts helping in movement are ___________

• (a) three pairs of legs and two pairs of wings

• (b) two pairs of legs and two pairs of wings

• (c) two pairs of legs and three pairs of wings

• d) three pairs of legs and three pairs of wings

3. DIRECTIONS:

The questions in this segment consists of two statements, one labelled as assertion and the other labelled as reason R. You are to examine these two statements carefully and decide if the assertion A and reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using odes given below. Assertion (A): Earthworm has muscles that help to extend or shorten body. Reason (R): Muscles can only pull and not push.

• A) Both A and R are true and R is the correct explanation of A

• B) Both A and R are true but R is not the correct explanation of A.

• C) A is true but R is false

• .D) A is false but R is true.

4. DIRECTIONS:

The questions in this segment consists of two statements, one labelled as assertion and the other labelled as reason R. You are to examine these two statements carefully and decide if the assertion A and reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using odes given below. Assertion (A): Snails move with the help of muscular foot. Reason (R): The outer skeleton of a snail is called the shell.

• A) Both A and R are true and R is the correct explanation of A.

• B) Both A and R are true but R is not the correct explanation of A.

• C) A is true but R is false.

• D) A is false but R is true

5. Earthworm have a good grip on the ground due to the presence of ________

• A) Legs

• B) Tiny Bristles

• C) Muscular foot

• D) Rings

Which among these organism has a liquid skeleton?

• Snake

• Earthworm

• Snail

• Cockroach

7. Which among the organism has an exoskeleton?

• Bat

• Cockroach

• Earthworm

• Crane

8. What is the exoskeleton in snail called as ____

• Shell

• Liquid skeleton

• bones

• chitin

9. Cockroach use _________ number of legs alternatively to make tripod gait.

• 4 legs

• 3 legs

• 5 legs

• 6 legs

10. Cockroach can sense the outside environment using ____

• Legs

• Body

• Antannae

• Antannae and cerci