Match the kinds of pollution given in column A with the polluting agents given in column B. Column A Column B 1. Air pollution a. Loud noise from factories, loudspeakers 2. Water pollution b. Heated gas released into the water 3. Soil pollution c. Sewage and industrial wastes. 4. Thermal pollution d. Dust, smoke 5. Noise pollution e. Insecticides, pesticides

Air pollution is the presence of substances in the atmosphere that are harmful to the health of humans and other living beings, or cause damage to the climate or materials. It is also caused by dust, smoke. Water pollution occurs when unwanted materials enter into the water, changes the quality of water and harmful to the environment and human beings. It is also caused by sewage and industrial wastes. Soil pollution refers to anything that causes contamination of soil and degrades the soil quality. Insecticides and pesticides cause it. Thermal pollution is the degradation of water quality by any process that changes ambient water temperature. It is caused by heated gas /water released into the water. The loud and unpleasant sound is known as noise. It is caused by a loud noise from factories, loudspeakers. Column A Column B 1. Air pollution d. Dust, smoke 2. Water pollution c. Sewage and industrial wastes 3. Soil pollution e. Insecticides, pesticides. 4. Thermal pollution b. Heated gas released into the water 5. Noise pollution a. Loud noise from factories, loudspeakers

E M B I B E

The Joy Of Science Today BOOK 5.>Chapter 13 - Man-Made and Natural Disasters>Things To Tell>Q I

EASY

5th CBSE

IMPORTANT

Earn 100

What causes a tsunami to occur?

Important Questions on Man-Made and Natural Disasters

EASY

5th CBSE

IMPORTANT

The Joy Of Science Today BOOK 5.>Chapter 13 - Man-Made and Natural Disasters>Things To Tell>Q II

Air pollution is caused by _____.

EASY

5th CBSE

IMPORTANT

The Joy Of Science Today BOOK 5.>Chapter 13 - Man-Made and Natural Disasters>Things To Tell>Q II

If waste materials contaminate the source of drinking water which of the following diseases will spread?

EASY

5th CBSE

IMPORTANT

The Joy Of Science Today BOOK 5.>Chapter 13 - Man-Made and Natural Disasters>Things To Tell>Q II

In our country, the Van Mahotsav Day is observed on _____.

MEDIUM

5th CBSE

IMPORTANT

The Joy Of Science Today BOOK 5.>Chapter 13 - Man-Made and Natural Disasters>Things To Tell>Q II

Which of the following wastes cannot be decomposed by bacteria to form compost?

EASY

5th CBSE

IMPORTANT

The Joy Of Science Today BOOK 5.>Chapter 13 - Man-Made and Natural Disasters>Things To Tell>Q II

Which of the following problems is not created by noise pollution?

HARD

5th CBSE

IMPORTANT

The Joy Of Science Today BOOK 5.>Chapter 13 - Man-Made and Natural Disasters>Things To Tell>Q III

Match the kinds of pollution given in column A with the polluting agents given in column B.

Column A	Column B
1. Air pollution	a. Loud noise from factories, loudspeakers
2. Water pollution	b. Heated gas released into the water
3. Soil pollution	c. Sewage and industrial wastes.
4. Thermal pollution	d. Dust, smoke
5. Noise pollution	e. Insecticides, pesticides