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

What is meant by conservation of environment?

______ hold hands while they are sleeping so that they don’t drift apart.

The compound eyes of ______ are made up of small units called ommatidia.

Birds fly in V shape to reduce wind resistance.

Name the 3 main body segments of an insect.

What does the thorax contain?

______ gas is filled in tyres of vehicles.

What is the mixture of air?

What is moving air called?

Name two example for wind instruments.

How do we get cool water from a clay water pot on hot sunny days? 

Why should we cook food?

What are primary producers?

Write the type of energy.

Choose the odd one:

Name the internal organs.

What are the functions of brain?

One of the ancient food items made by human is

Write the names of any three baked foods.

Biscuits are made from ______.