Page 261 - New Medley 3 Semester 1

AT ONE GO

 The Earth is home to all the living and nonliving things.
 Our environment has living and nonliving things that surround us.
 The environment can be natural or man-made.
 There are four types of pollution—air, water, land and noise pollution.

REMEMBER THESE TERMS

Environment : The living and nonliving things that surround us.

Natural environment : Surroundings created by nature and unchanged by human
beings.
Man-made environment : Surroundings created by human beings by changing the
natural environment.
CNG : Compressed Natural Gas.

Check Your Study

A. Tick () the correct answers.

1. Which of the following is a part of our environment?

(a) Moon (b) India Gate (c) Mars

2. Which of the following is a man-made environment?

(a) Nile (b) Thar Desert

(c) Mumbai Monorail

B. Give an example of each of the following.

1. A natural environment

2. A man-made environment

3. A cause of air pollution

C. Answer these questions.

1. Why do we change the natural environment?

2. Why should we keep our environment neat and clean?

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