Tamil Nadu Primary School कक्षा ४ - Tamil Nadu Board of Secondary Education Question Bank Solutions

An object that blocks all of the light from passing through is ______.

______ through which light can pass partially.

______ through which light can pass completely.

______ through which light cannot pass.

Materials which reflect the light well are called ______.

What happens when light hits a transparent object?

What is Translucent objects? Give an example.

Pick out the odd one.

eyes, ears, fingers, lungs

Find the answers from the following clues and circle the words. (First one is done for you)

1. An internal organ.
2. Organ that helps us to breath.
3. An organ removing wastes from our body.
4. Unfair and unhealthy touch.
5. Every day we should drink more ______.

Say true or false.

Head, hand, and legs are internal organs.

Drink a lot of _______ every day.

How will you take care of your heart and kidney?

We can see the internal body parts.

Junk food is good for health.

Do you usually eat your lunch without wasting anything? If you say no, why do you waste?

Can you suggest few ways to reduce food waste in your school and house?

We can avoid food wastage by

How can you reduce the wastage of food in your home?

Fill in the boxes given below with correct answers.

(Liquid, Solid, Melting, Freezing, Cooling, Heating, Gas)

Change of Status in water

Write any two water bodies in your area. ____, ____.