NCERT Solution For Class 6 Science Chapter 8 – Body Movements

NCERT Solutions for class 6 science is known as an extremely helpful resource for preparing for the exam. Takshila Learning provides its learners with access to a wealth of NCERT problems and their solutions of body movements class 6 notes. CBSE Class 6 Science NCERT Solutions Body Movements are built by subject matter experts, so be sure to train learners for a good grade. The questions set out in the NCERT body movements class 6

NCERT Solution For Class 6 Science – Body Movements provides us with all-inclusive information on all concepts. As students would have to learn the basics about the subject in body movements class 6 notes, this curriculum for class 6 is comprehensive study material, which explains the concepts in a great way.

Question 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.

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) 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. (  )

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)

Question 3:

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

Answer:

Question 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?

Answer:

(a) Ball and socket joint is a movable joint. It consists of a bone that has a round head, which fits into a cup like depression of another bone. This helps the bone to rotate freely. Examples of such joints are hip and shoulder joints.

(b) Mandible bone which forms the lower jaw is the only skull bone that is movable.

(c) The elbow has a hinge joint. This type of a joint allows the movement in one plane only. Therefore, our elbow cannot move backwards.

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