Page 97 - Viva ICSE Science 5 : E-book

5. Noise pollution can cause ____________.

(a) hypertension (b) malaria

(c) diabetes (d) None of the above

E. Answer the following questions.

1. List any three sounds made by common objects.

2. Give any two examples of loud sounds that are useful.

3. What are pleasant and unpleasant sounds? Give examples.

4. Defi ne noise pollution.

5. What are the adverse eff ects of noise pollution?

6. Explain ways to reduce noise pollution.

THINK AND ANSWER

1. Teachers ask you to maintain silence in the class. What do you think is the reason
behind this?
2. Your parents ask you to keep the volume of the television or the music low. What do
you think is the reason behind this?

TALK ABOUT

1. Does noise pollution cause harm to animals? Discuss.
2. Discuss in class the steps you can take to reduce noise pollution in your school and at home.

LINK AND LEARN

There are certain situations during which maintaining silence or speaking in a low volume is
considered as a good manner. Learn about such situations by holding a discussion along with
your teacher.

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