NCERT Solutions for Class 6 SCIENCE – Chapter 8 – Body Movements
NCERT SOLUTIONS- BODY MOVEMENTS
NCERT Solutions for Class 6 Science Chapter 8 Body Movements is the essential study material needed to perfect Body Movements topics. The NCERT Class 6 Science solutions provided here correctly answer NCERT textbook questions. Solutions curated in a comprehensive manner will help students understand the subtopics in this chapter in a better way.
IMPORTANT SUB-TOPICS MENTIONED IN THE NCERT CLASS 6 SCIENCE CHAPTER 8 BODY MOVEMENTS:
NCERT Solutions for Class 6 Science Chapter 8 Body Movements has the following sub-topics as given below:
Sr. no | Topics |
The human body and its movements | |
2. | Ball and socket joints |
3. | Pivotal Joint |
4. | Hinge joints |
5. | Fixed joints |
6. | “GAIT OF ANIMALS” |
7. | How do snakes move? |
NCERT SOLUTIONS CLASS 6 SCIENCE CHAPTER 8 BODY MOVEMENTS:
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.
ANS-
- movement
- skeletons
- hinge
- muscles
2. Indicate true (T) and false (F) among the following sentences.
(a) The movement and locomotion of all animals are exactly the same. ( )
(b) The cartilages are harder than bones. ( )
(c) The finger bones do not have joints. ( )
(d) The forearm has two bones. ( )
(e) Cockroaches have an outer skeleton. ( )
ANS-
- False
- False
- False
- True
- True
3. Match the items in Column I with one or more items in Column II.
COLUMN I | COLUMN II |
Upper jaw | Have fins on the body |
Upper jaw | Have fins on the body |
Fish | Has an outer skeleton |
Ribs | Can fly in the air |
Snail | Is an immovable joint |
Cockroach | Protect the heart |
Shows very slow movement | |
Have a streamlined body |
ANS-
Column I | Column II |
Upper jaw | Is an immovable joint |
Fish | Have fins on the body, have a streamlined body |
Ribs | Protect the heart |
Snail | Has an outer skeleton andShows very slow movement |
Cockroach | Has an outer skeleton andCan fly in the air |
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?
ANS-
- The rounded end of one bone fits into the cavity (hollow space) of the other bone. Such a joint allows movements in all directions. This is called a ball and socket joint.
- The lower jaw is movable.
- Our elbow cannot move backwards. It has hinge joints which only allow back and forth movement.
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