INTRODUCTION - Chapter 8 - Body Movement - Ncert Solutions class 6 - Science

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Question 1:

Fill in the blanks:

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

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

(c) Bones at the elbow are joined by a _________ joint.

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

Answer:

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

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

(c) Bones at the elbow are joined by a __hinge__ joint.

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

Question 2:

Indicate true (T) or false (F) for the following sentences.

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

(b) Cartilages are harder than bones. ( )

(c) Finger bones do not have joints. ( )

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

(e) Cockroaches have an outer skeleton. ( )

Answer:

(a) Movement and locomotion of all animals is exactly the same. (False)

(b) Cartilages are harder than bones. (False)

(c) Finger bones do not have joints. (False)

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

(e) Cockroaches have an outer skeleton. (True)