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

Food is converted to energy in the _______.

Find the odd one.

stone, rubber band, cycle tube, electric wire

What is a light source?

A gadget that plays songs is called

Match the following.

In what ways a smart phone will help you?

List the gadgets you have used.

Write the names of the given gadgets.

(Web cam, Remote, Speaker, Camera, Headphone)

______	______	______	______	______

Match the following.

We need pure air, protected water, and _____ food for our healthy life.

What are the hygenic ways of cooking food?

Which is the female part of the plant?

_______ is a big threat to our environment.

______ is a non-recyclable item.

Plastic bag, thermocol, and multilayer plastics are recyclable.

What are the plastic items that have been banned in Tamil Nadu?

Who am I?

My feet are broad to help me walk in the sand. ______

Who am I?

I use sound navigation to find the objects in my path. ______

Who am I?

I am active during day time as well as night time. ______

The animals which are active at night are called ______.