MY BODY EXERCISE QA FOR STD 3

Click here to download the file in PDF

CHAPTER 1 : MY BODY

EXERCISE QUESTIONS AND ANSWERS

A.     FILL IN THE BLANKS.

 

1.      Our ________ is sensitive to different tastes.

Ans: Tongue

2.      Loud sounds are unpleasant and harmful for _________.

Ans: Ear

3.      _______ helps us to feel smooth and rough surfaces.

Ans: Skin

4.      We should avoid reading in ________ light.

Ans: Dim

5.      We have ________ sense organs.

Ans: Five

B.      WRITE TRUE OR FALSE FOR THE FOLLOWING STATEMENTS:

 

1.      Our body has many parts.                                                                                           True

2.      Sense organs help us to sense various things around us.                                          True

3.      We can find out whether the tea is hot or cold just by smelling it.                         False

4.      We get the feeling of pain when we are injured.                                                        True

5.      We can find out the colour of a leaf by just touching it.                                           False

 

C.      TICK THE CORRECT OPTION.

 

1.      We feel through our -

(a)   Ears         (b) Skin          (c) Eyes        (d) Ears

      Ans: Skin

2.      We should take bath -

(a)   Daily           (b) Weekly         (c) Fortnightly           (d) Monthly

      Ans: Daily

3.      It is not a sense organ.

(a)   Nose       (b)  Stomach       (c) Ears       (d) Skin

       Ans: Stomach

 

D.     ANSWER THE FOLLOWING QUESTIONS IN BRIEF.

 

1.      Name all the sense organs.

Ans: Name of all the sense organs are; Tongue, Eyes, Ears, Skin and Nose.

2.      What does our nose help us to do?

Ans: i) Our nose helps us to smell different types of ‘smells’ and ‘fragrances’.

        ii) It helps us to differentiate between good and bad smells.

3.      What types of sounds are differentiated by our ears?

Ans: Our ears differentiate between loud sounds (unpleasant sounds) and gentle sounds (pleasant sounds).

4.      Why should we mediate and exercise regularly.

Ans: i) We should meditate and exercise regularly in order to protect our sense organs.

        ii) Meditation also helps us to stay calm and quiet in different situations.

E.      ANSWER THE FOLLOWING QUESTIONS.

 

1.      Name the different types of ‘tastes’. Draw a diagram of a tongue showing all its taste related parts.

Ans: The different types of tastes are, Sweet, Bitter, salty and sour.

                DIAGRAM OF TONGUE SHOWING ITS TASTE RELATED PARTS:- 

 

2.      How are eyes useful to us?

Ans: i) Eyes help us to see various objects around us.

        ii) Eyes help us to know whether an object is nearby

            or far off.

        iii) Eyes help us to know the difference between

             various colours.

        iv) Eyes also help us to express our feelings and emotions.

3.      List some pleasant and unpleasant sounds around us.

Ans: i) Pleasant sounds- chirping of birds, water flowing in streams, voice of koel etc.

        ii) Unpleasant sounds- bursting of tyres, noise in the traffic, children shouting in the class, barking of dog etc.

4.      Write the role of skin in our body.

Ans: i) Skin enables us to feel smooth and rough surfaces, hot and cold things and so on.

        ii) We also get the feeling of pain when we are injured or bitten by an insect.

       iii) The skin also helps to protect the parts of our body present below it.

5.      Write any two activities where we use more than one sense organ.

Ans: We use more than one sense organs, while,

      i) Watching T.V. (we use our ears and eyes)

     ii) While eating food (we use our eyes, tongue, skin)