NCERT Solutions for Class 6 Science Chapter 8 Body Movements

NCERT Solutions for Class 6 Science Chapter 8 Body Movements will guide you in learning the concepts comprehensively. Detailed answers and explanations provided in this study material will help you with different aspects of body movements, which is very important to understand Anatomy topics in future classes.

These NCERT Solutions has a variety of questions and detailed answers to the questions, which include fill in the blanks, match the following, true or false and descriptive answer questions. All the answers provided here are prepared by subject experts at CoolGyan’S, and they will help you in your CBSE Class 6 exam preparation.

Chapter 8 of NCERT Solutions for Class 6 Science will provide knowledge on bones, cartilage and formation of skeleton in the human body. This Chapter comprises details about the skull, backbone, alternate contraction, locomotion in insects, fish, earthworm and snail.

Important topics covered in NCERT Solutions for Class 6 Science Chapter 8 Body Movements

• The human body and its movements
• Ball and socket joints
• Pivotal Joint
• Hinge joints
• Fixed joints
• Gait of animals – Earthworm, snail, cockroach, fish, birds
• How do snakes move?

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Exercise Questions

1. Fill in the blanks:

(a) Joints of the bones help in the ——————— of the body.

(b) A combination of bones and cartilages forms the _______ of the body.

(c) The bones at the elbow are joined by a ______________________ joint.

(d) The contraction of the _____________ pulls the bones during movement.

Solution:

(a) Joints of the bones help in the movement of the body.

(b) A combination of bones and cartilages forms the skeleton of the body.

(c) The bones at the elbow are joined by a hinge joint.

(d) The contraction of the muscles pulls the bones during movement.

2. Indicate true (T) and false (F) among the following sentences.

(a) The movement and locomotion of all animals is exactly the same. ( )

(b) The cartilages are harder than bones. ( )

(c) The finger bones do not have joints. ( )

(d) The fore arm has two bones. ( )

(e) Cockroaches have an outer skeleton. ( )

Solution:

a) False

b) False

c) False

d) True

e) True

3. Match the items in Column I with one or more items of Column II.

Solution:

Solution:

4. Answer the following:

(a) What is a ball and socket joint?

(b) Which of the skull bones are movable?

(c) Why can our elbow not move backwards?

Solution:

a) The rounded end of one bone fits into the cavity (hollow space) of the other bone. Such a joint allows movements in all directions, which is called ball and socket joint.

b) Lower jaw

c) Our elbow cannot move backwards because it has hinge joints which only allow back and forth movement.

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