Question

Q.5. Multiple Choice Questions:
(1) Ground water levels are falling continuously because of .....
(a) increasing population (b) increase in industrialization
(C) irregular rainfall (d) all of the above
(2) Following is/are the components of atmosphere around the earth All on the above..
(a) Oxygen (b) Inert gases (c) Carbon dioxide (d) All of the above
(3) The presence of ... .......... component varies from place to place.
(a) Oxygen (b) Nitrogen (c) Water vapour (d) Carbon dioxide
(4) Which of the following gases protect us from ultraviolet rays?...ooo.........
(a) Oxygen (b) Ozone (c) Carbon dioxide (d) Nitrogen
(5) Oxygen and carbon dioxide are replaced in nature through
(a) Photosynthesis (b) Respiration . (c) Both (a) and (b) (d) None of the abo
(6) ............................ gas in the atmosphere is essential for respiration
(a) Carbon dioxide (b) Oxygen
(c) Argon
(d) Nitrogen​

Answer 1

Explanation:

1-d

2-d

3-c(not sure)

4-b

5-c

6-b