Tamil Nadu Primary School इयत्ता ४ - Tamil Nadu Board of Secondary Education Question Bank Solutions for Science

Root nodules of some plants contain _____.

Who am I?

I am not the supporter of burning.

Plants need nitrogen for their growth.

______ is an example for eco-friendly material.

Write down the eco-friendly activities.

Ice is in form of ______.

Human body consists of ______ of water. 

Match the following:

Which material is transparent?

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.