NCERT Class 6 Science Chapter 8 Body Movements Extra Questions

NCERT Class 6 Science Chapter 8 Body Movements Extra Questions and Answers

Class 6 Science Chapter 8 Extra Inside Questions and Answers – Body Movements. Here in this Page Class VI Students can Learn Extra Questions & Answer 8th Chapter Science fully Inside.

We Provided Here Body Movements Science Chapter 8 Long Answer Type Question, MCQ Questions & Answer, Short Answer Type Questions (2 or 3 marks), and Very Short answer Type Question (1 marks).

Class 6 Science Chapter 8 Extra Question with Answer – Body Movements

Science Chapter 8 Body Movements Class 6 Inside 5 Marks, 3 marks, 2 Marks & And 1 Marks Important Questions and Answers.

MCQ Type Extra Questions

(1) Which organs protected by rib cage?

(a) Heart and liver

(b) Heart and stomach

(c) Heart and kidney

(d) Heart and lungs

Ans:- (d) Heart and lungs

(2) The bones cannot move at this joint.

(a) Ball and socket joint

(b) Hinge joint

(c) Fixed joint

(d) Pivotal joint

Ans:- (c) Fixed joint

(3) How many muscles work together to move a bone ?

(a) 1

(b) 2

(c) 3

(d) 4

Ans:- (b) 2

(4) Which of the following is immovable joint?

(a) Upper law and skull

(b) Knee joint

(c) Shoulder joint

(d) Hip joint

Ans:- (a) Upper law and skull

(5) Which is present in shoulders and hips?

(a) Hinge joint

(b) Fixed joint

(c) Pivot joint

(d) Ball and socket joint

Ans:- (d) Ball and socket joint

Very Short Answer Type Extra Questions

(1)What kind of joint is present where neck joints head?

Solution:

Pivotal joint

(2) Name one animal with streamlined body.

Solution:

Fish has streamlined body.

(3) What helps cockroach to move?

Solution:

Three pair of legs and two pairs of wings help cockroach to move.

(4) What is framework of bone as ?

Solution:

Framework of bone is known as skeleton.

Short Answer Type Extra Questions Notes

(1) Why does elbow not move backwards?

Solution:

Our elbow cannot move backward as it has hinge joint which allows movement only upwards and downloads.

(2) How does snail move ?

Solution:

The snail moves with help of muscle foot made of strong muscles.

(3) What is the function of pelvic bone?

Solution:

Pelvic bone encloses the art elbow the stomach and provides a support while sitting.

 (4) What is a rib cage?

Solution:

Ribs when join the chest bone and back bone together, they  form a box like structure known as rib  cage. It protects heart and lungs.

Long answer Type Extra Questions Notes

Source: Diksha

1) Fill in the blacks:

a) The Joints at where bones cannot move are called _____ joints.(Fixed)

b) _____ protects the inner organs of our body.(Skeleton)

c) The swollen region in the upper arm is called _____.(Muscle)

d) Cockroaches have ____ pairs of legs.(Three)

2) What does help earthworm to extend and shorten the body?

Ans: Earthworm has bristles which help to extend and shorten the body.

3) What does help us to move in different ways?

Ans: Joints help us to move in different ways.

4) How does snails move?

Ans: Snails move with the help of a muscular foot.

5) Multiple choice questions:

a) _____ have a long backbone?

a) Birds b) Fishes c) Snakes

Ans: c) Snakes.

b) Cockroaches have ____ pair of wings that help in flying?

a) Two pairs b) Three pairs c) Four pairs

Ans: a) Two pair.

c) The body of an earthworm is made up of many ____ joined end to end?

a) Rings b) Bones c) Skeleton         d) Muscle

Ans: a) Rings.

d) Our hand is made up of several small bones called _____?

a) Cartilage b) Carpels c) Skeleton

Ans: b) Carpels.

6) Answer the short type questions:

a) What is rib cage? How many ribs are there on each side of chest?

Ans: Ribs join the chest bone and the backbone together to form a box. This is called the rib cage.

There are 12 ribs on each side of chest.

b) Which body part of birds are modified as wings? What is the function of the breastbones of birds?

Ans: The body parts of the forelimbs are modified as wings.

The breastbones of birds are modified to hold muscles of flight which are used to move the wings up and down.

c) How does fins help the fish? Why dose under water drivers wear flippers on their feet?

Ans: Fins help the fish help to keep the balance of the body and to keep direction, while swimming.

Under water drivers wear fin like flippers on their feet to help them move easily in water.

d) How many bones are there in the human skeleton at birth and at adulthood?

Ans: There are 305 bones in the human skeleton at birth and 206 bones at adulthood.

e) What is cartilage? Where is the cartilage found in our body?

Ans: There are some additional parts of the skeleton that are not as hard as the bones and which can be bent. These are called cartilage.

The cartilage is found in upper part of ear and it is also found in the joints of the body.

7) Answer the following questions:

a) What is pivotal joint? What is the function of pivotal joint? In which parts of the body we have hinge joint?

Ans: The joint where our neck joins the head is a pivotal joint.

Pivotal joint allows us to bend our head forward and backward and turn the head to our right or left.

We have hinge joints in the knee.

b) What is vertebrae? How many vertebrae dose the backbone have? What is the function of pelvic bones?

Ans: The backbone is made up of many small bones called vertebrae.

The backbone have 33 vertebrae.

Pelvic bones enclose the portion of your body below the stomach. This is the part we sit on.

c) Explain the process of the movement of earth worm.

8) Mark your answer as per the codes provide below:

a) A: We can bend our elbow.

R:) Elbow has fixed joint.

I.) Both A and R are true and R is the correct explanation of A.

II.) Both A and R are true but R is not the correct explanation of A.

III.) A is true but R is false.

IV.) A is false but R is true.

Ans: III. A is true but R is false.

b) A: Upper part of the ear is not as hard as bone but not as soft as ear lobe.

R:) Upper part of the ear has cartilage.

I.) Both A and R are true and R is the correct explanation of A.

II.) Both A and R are true but R is not the correct explanation of A.

III.) A is true but R is false.

IV.) A is false but R is true.

Ans: I. Both A and R are true and R is the correct explanation of A.

9) The head and tail of the fish are smaller than the middle portion of the body – the body tapers at both end.

a) What does the body shape of a fish is called?

a) Cartilage b) Streamlined c) Skeleton         d) Rib cage

Ans: b) Streamlined

b) Fishes use ____ to swim?

a) Tail b) Joints c) Fins      d) Muscles

Ans: c) Fins

c) How does fishes swim?

Ans: During swimming, muscles make the front part of the body curve to one side and the tail part swings towards the opposite side. The fish forms a curve. Then, quickly, the body and tail curve to the other side. This makes a jerk and pushes the body forward. A series of such jerks make the fish swim ahead. This is helped by the fins of the tail.

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