Grade 6 science lesson body moment.. please help i will mark u brainlist
Answers
Answer:
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______________
(d) The contraction of the____________ pulls the bones during
Ans:
(a) movement
(b) skeleton
(c) hinge
(d) muscle
2. Indicate ‘true’ and false’ 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.
Ans:
(a) False
(b) False
(c) False
(d) True
(e) True
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NCERT Solutions for Class 6 Science Chapter 8 Body Movements
September 25, 2019 by phani
NCERT Solutions for Class 6 Science Chapter 8 Body Movements
Topics and Sub Topics in Class 6 Science Chapter 8 Body Movements:
Section Name Topic Name
8 Body Movements
8.1 Human Body and Its Movements
8.2 Gait of Animals
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______________
(d) The contraction of the____________ pulls the bones during
Ans:
(a) movement
(b) skeleton
(c) hinge
(d) muscle
2. Indicate ‘true’ and false’ 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.
Ans:
(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:
Column I Column II
(i) Upper jaw (a) have fins on the body
(ii) Fish (b) has an outer skeleton
(iii) Ribs (c) can fly in the air
(iv) Snail (d) is an immovable joint
(v) Cockroach (e) protect the heart
(f) shows very slow movement
(g) have a streamlined body
Ans:
NCERT Solutions for Class 6 Science Chapter 8 Body Movements Q3
4. Answer the following questions:
(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:
(a) The rounded end of one bone fits into the hollow space of other bone. This is called ball and socket joint. Ball and socket joints allow movements in all the directions, e.g. shoulder and hip can be moved in all directions.
(b) In skull, only lower jaw is movable.
(c) Our elbow cannot move backwards because the elbow has a hinge joint that allows movement in only one direction.
Class 6 Science Chapter 8 VERY SHORT ANSWER TYPE QUESTIONSWhat do you mean by movement?
Ans: The changing position of the body or any part of the body is called movement.At which part does the arm rotate?
Ans: The arm rotates on the round pit-like structure.
3. If you tie a scale with your arm, are you able to bend your elbow?
Ans: No, we cannot bend our elbow.
4. Name the places where two parts of the body are seen to be joined together.
Ans: These places are called joint.
5. If there are no joints then will it be possible to move?
Ans: No, it is not possible.
6. Can bones be bent?
Ans: No, bones cannot be bent.
7. Can we bend our body at every part?
Ans: No, we can bend our body only at joints.
8. How many types of joints are there?
Ans: There are five types of joints in our body.