Question:
Write two ways by which we may know the shape of human skeleton.
Answer:
(i) We can know the shape of skeleton by feeling.
(ii) We could know the shape by X-ray images of human body
Body Movements
Q 1.
Name organs that are protected by the rib cage?
Q 3.
Which part of the cockroach help in flying?
Q 4.
Name the parts of the body which help in movement.
Q 6.
Name a bird which can swim in water.
Q 7.
If there are no joints then will it be possible to move?
Q 8.
Give two examples of ball and socket joint.
Q 9.
What do you mean by streamlined?
Q 10.
Give two examples of hinge joints.
Q 11.
Why are fractured bones plastered?
Q 12.
What are joints? Write the names of various types of joints.
Q 13.
Write two ways by which we may know the shape of human skeleton.
Q 14.
Name the various types of joint.
Q 15.
What is cavity in bone?
Q 16.
Name two animals which move without bones.
Q 17.
Name a bird which can swim in water.
Q 18.
What are pelvic bones?
Q 19.
If you tie a scale with your arm, are you able to bend your elbow?
Q 20.
Name the organ in cockroach which helps in walking.
Q 21.
Name the places where two parts of the body are seen to be joined together.
Q 23.
What do you mean by fractured bone?
Q 24.
Write the differences between bones and cartilage.
Q 25.
Give an example of fixed joint.
Q 27.
At which part does the arm rotate?
Q 28.
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.
Q 29.
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?
Q 30.
Name the three components of skeleton.
Q 31.
What do you mean by movement?
Q 32.
Can we bend our body at every part?
Q 33.
What are cartilages?
Q 34.
How many types of joints are there?
Q 35.
Name three animals that have streamlined body.
Q 36.
How does the snake move?
Q 37.
Why do we need two muscles together to move a bone?
Q 38.
If there are no joints then will it be possible to move?
Q 39.
How is a bird's body adapted for flying?
Q 40.
Give an example of gliding joint.
Q 41.
Give an example of pivotal joint.
Q 42.
Give an example of animal which can walk, climb and fly in the air.
Q 43.
Many people suffer from a problem called arthritis. Explain its connection with movement.
Q 44.
What are shoulder bones?
Q 45.
How does the snail move?
Q 46.
Name the three components of skeleton.
Q 47.
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
Q 48.
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 |
Q 49.
How does fish move in water?
Q 50.
How do the muscles work?
