Question

A. Multiple choice questions (MCQs).
Choose the correct option from the following:
1. It is the mixing of undesirable contaminants in air, water, land and soil.
(a) atmosphere (b) lithosphere (c) pollution (d) hydrosphere
2. Which of the following types of pollution is created by the excessive use of light by
human beings?
(a) Noise
(b) water
(C) air
(d) photo/light
3. Which of the following sounds is harmful for human ears?
(a) 60 decibels (b) 90 decibels
(C) 10 decibels (d) 30 decibels
4. Which of the following pairs is not correctly matched ?
Type of pollution
(Main agents)
(a) Air pollution
(i) vehicles, loudspeakers
(b) Soil Pollution
(ii) plastic bags, glass bottles
(c) Noise pollution
(iii) fertilizers
(d) Photo pollution
(iv) excessive use of light
59
8: Environmental Pollution​

Answer 1

Answer:

, atmosphere

Explanation:

फर्स्ट एटमॉस्फेयर

Answer 2

Answer:

1. pollution

2. photo light

3. 90 decibels

4. air pollution vehicles loud speaker