SSLC (English Medium) कक्षा ६ - Tamil Nadu Board of Secondary Education Question Bank Solutions

The saponification of a fat or oil is done using _____ solution for hot process.

Water, coconut oil, and _______ are necessary for soap preparation.

Match the following

Arrange the following statements in correct sequence

1. Pour that solution into an empty matchbox, soap can be obtained after drying.
2. Take the necessary quantity of water in a jar.
3. Then add coconut oil drop by drop and stir it well.
4. Add concentrated sodium hydroxide in the jar and allow it to cool.
5. Try this soap to wash your hand kerchief.
6. Cover your work area with old newspaper.

What are the three main constituents of soap?

What are the two different types of molecules found in the soap?

Which of the following is not a root?

Every year, October ______ is celebrated as a world food day.

I am the state tree of Tamilnadu. Who am I ______?

Sugarcane is used as biofuel.

Analogy

mango : fruit :: maize : _______

Analogy

bees : pollinate insect :: earthworms : _______

What is food?

Name any five plants and their parts that we eat.

Look at the diagram given below and answer the following question. 

Honey bees are essential for the reproduction of the plants Why?

LINUX is a

What do you mean by Operating System? How it Works?

What is Free and Open Source Software? Give any two examples?

______ is an ancient Indian astronomer.

For removing grains from stalks, the ______ method is used.