Tamil Nadu Primary School Class 4 - Tamil Nadu Board of Secondary Education Question Bank Solutions for Science

What is food?

Why should we drink milk?

Tabulate different kinds of milk products.

Milk is a rich source of _______.

Milk contains _______, _______ and _____.

______, ______ are examples of raw food.

______, ______ are examples of cooked food.

Bread is ______ fat food.

Classify the following food items.

Tabulate the given food items according to the cooking methods.

Pour water from the ice tray into a kettle. Ask an elder at your home to heat the kettle and observe the mouth of the kettle when the water starts boiling.
What do you see?

Name the process which is responsible for the formation of droplets on the surface of a glass of cold drink. _______

Unscramble the words and fill in the blanks.

• ondencsaonti ______
• vaeionorpat ______
• ecippitatrino ______

Suggest some ideas to save rainwater in your school.

Water is the most ________ resource on the Earth.

_____ is a type of rainwater harvesting.

37% of our brain‛s mass consists of water.

Which state government made rain water harvesting mandatory in the year 2001?

What is needed to construct a rain water harvesting pit?

Why would living things not be able to live without plants?