Monthly Archives October 2013

Garbage In, Garbage Out NCERT Solutions: CBSE Class 6 Science

Question 1

Discuss:

(a) Is garbage disposal the responsibility only of the government?

(b) Is it possible to reduce problems relating to the disposal of garbage?

Question 2

(a) Which kind of garbage is not converted into compost by redworms?

(b) Have you seen any other organism besides redworms in your pit? If yes, try to find out their names. Draw pictures of them.

Question 3

Do you think that it is better to use compost instead of chemical fertilizers? Why?

Question 4

(a) What do you do with left over food at home?

(b) If you and your friends are given the choice of eating in a plastic plate or a banana leaf platter at a party, which one would you prefer and why?

Question 5

(a) Collect pieces of different kinds of paper. Find out which of these can be recycled.

(b) With the help of a...

Read More

Air Around Us NCERT Solutions: CBSE Class 6 Science Question Answers

Question 1

What is the composition of air?

Question 2

Which gas in the atmosphere is essential for respiration?

Question 3

How will you prove that air supports burning?

Question 4

The layer of air around the Earth is known as __________.

Question 5

How do plants and animals help each other in exchange of gases in the atmosphere?

Question 6

The component of air used by green plants to make their food is __________.

Question 7

How will you show that air is dissolved in water?

Question 8

Why does a lump of cotton wool shrink in water?

Question 9

List five activities that are possible due to the presence of air.

Question 10

Answer the following questions.

(a) Name the constituents of air and give their proportion in air.

(b) Of what use is carbon dioxide to plants?

(c) What is meant by nitroge...

Read More