Class III – Science – My Body

Ans. Various sense organs are: – nose, eyes, ears, tongue, skin

Ans. Nose helps us to smell.

Ans. i) Loud sound

ii) Gentle sound

Ans. We should meditate regularly to keep ourself calm and peaceful.

We should exercise regularly to keep ourself healthy and fit.

Ans. Different types of tastes are: –

Sweet, Salty, Sour, Bitter

Diagram:

Ans. Body organs which help to sense various things present around us are known as sense organs.

We have five sense organs:-

i) Eyes – help us to see

ii) Nose – help us to smell

iii) Ears – help us to hear

iv) Tongue – help us to taste

v) Skin – help us to feel

Ans. Our nose help us to smell different types of smells.

Ans. Eyes help us :

i) to get an idea of the distance of various objects

ii) know the difference between various colours

iii) express our emotions.

Ans.

Ans. i) Skin help us to feel smooth and rough surfaces.

ii) Skin help us to get the feeling of pain when we are injured.

iii) Skin protects the parts of the body present below it.

Ans. i) Watching T.V

ii) Eating food

12. Our tongue is the strongest muscle in our body.

Ans. i) We should take bath daily to keep our skin clean.

ii) We shoud avoid reading in dim light.

iii) We should do meditation and exercise regularly.

Ans. We have five sense organs.

Ans. Loud sounds are harmful for our ears.

Ans. We should take bath daily.

Ans. Our eyes helps us to see various objects around us

Ans. Our tongue is sensitive to different tastes.