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Published on: 05/09/2019
Body Movements
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Questions + Answers key
Take MCQ Science Test
1.
We are able to move a few parts of our body easily in various directions and some only in one direction. Why it is so?
2.
We need two muscles together to move a bone.Why?
3.
Explain, how do we bend our elbow.
4.
Plants do not move from one place to another. Do they show any other kind of movements? Which type of movements are shown by plants?
5.
Can you imagine how does an earthworm fix parts of its body to the ground?
6.
How is the skeleton of a bird well-suited for flying?
7.
Which of the following organisms does not have both muscles and skeleton for movement?
Dog
Snail
Earthworm
Human being
8.
Underwater divers wear fin-like flippers on their feet to
swim easily in water
look like a fish
walk on water surface
walk over the bottom of the sea (sea bed)
9.
Fixed joints are found in
lower jaw
skull
hands
hip bone
10.
Skeleton of human body is made up of
bones
cartilage
Both (a) and (b)
None of these
11.
Which of the following parts of our body help us in movement?
(i) Bones
(ii) Skin
(iii) Muscles
(iv) Organs
Choose the correct answer from the option below.
(i) and (iii)
(ii) and (iv)
(i) and (iv)
(ii) and (iii)
12.
Hinge joint is present in __________________ .
13.
Ball and socket joint is present between the bones of ______________ and ___________of our body.
14.
Backbone is made up of____________ bones.
15.
Our skeleton is made of many ____________ and_______________ .
16.
Contraction of ___________ pulls the bone during movement.
17.
The human skeletal system is made up of 206 bones.
18.
The skull consists of the cranium and the facial bones.
19.
Palm consists of 5 long metacarpal bones.
20.
The joint of the upper arm and shoulder blade is a hinge joint.
21.
Minute movable bristles in earthworm help in gripping on the ground.
22.
Insects
23.
Earthworm
24.
Snails
25.
Fish
26.
Eagle
27.
The hard and strong skull protects a delicate organ of our body. Name that organ
28.
Define the term movement.
29.
Comparing an earthworm and a snail, explain which of the two moves faster?
30.
Cockroach can fly as well as walk. What help the cockroach to walk?
31.
Name the organs that are protected by the rib cage.
1.
We can bend or move our body parts only at those places where two bones join together. Such places are called joints.
The amount of movement depends on the type of joint, e.g. ball and socket joint allows movement in all directions whereas hinge joint allows only one directional movement.
2.
A muscle can only pull, it cannot push. Thus, two muscles are required to work together to move a bone. When one muscle contracts, bone is pulled. When another muscle of the pair pulls, it brings the bone in its original position.
3.
Elbow is not one long bone from the upper arm to our wrist. It is different bones joined together at the elbow. The joint present at the elbow is hinge joint that helps in its bending.
4.
Yes, plants do other kind of movements. e.g. response to external stimuli like movement of sunflower towards the sun, movement of roots towards water, wrinkling of leaves of touch-me-not plant by touch stimuli, etc.
5.
Under earthworm's body, it has a large number of tiny bristler projecting out. The bristles are connected with muscles. The bristles help to get a good grip on the ground.
6.
The skeleton of a bird is well-suited for flying because
(i) bones are hollow and light in weight
(ii) bones of hindlimbs are used for walking and perching.
(iii) bones of forelimbs are modified as wings.
(iv) shoulder bones are strong, thus helpful in flying.
(v) breast bones hold flight muscles and are used to move the wings up and down for flying.
7.
(c)
Earthworm
8.
(a)
swim easily in water
9.
(b)
skull
10.
(c)
Both (a) and (b)
11.
(a)
(i) and (iii)
12.
( )
elbow
13.
( )
shoulder bone, upper arm bone
14.
( )
many (33)
15.
( )
bones, cartilage
16.
( )
muscles
17.
(a)
18.
(b)
19.
(a)
20.
(b)
21.
(a)
22.
( )
Breast is connected with 3 pairs of legs and 2 pairs of wings.
23.
( )
Move by alternate extension and contraction of the body.
24.
( )
Move by the muscular foot.
25.
( )
Fins
26.
( )
Wings
27.
The hard and strong skull protects a delicate organ of our body called brain..
28.
The changing position of the body or any part of the body is called movement
29.
Earthworm moves faster than snail.
30.
Three pairs of leg help cockroaches to walk.
31.
Heart and lungs are protected by the rib cage.
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