Questions :-

1. Air pollution causes _________
(a) Global warming
(b) Respiratory Problems
(c) Soil erosion
(d) None of these

2. CNG is a ________
(a) Polluted fuel
(b) Harmful fuel
(c) Clean fuel
(d) None of these

3. Name the substances that pollute water.
(a) Air pollutant
(b) Water pollutant
(c) Land pollutant
(d) None of these

4. When was Ganga access plan launched?
(a) 1975
(b) 1980
(c) 1985
(d) 1990

5. Government of India has launched a new initiative in 2016 which is known as ____________
(a) NMCG
(b) NMBG
(c) NMAG
(d) NMGA

6. The percentage of nitrogen is _________
(a) 68%
(b) 78%
(c) 56%
(d) None of these

7. Pollution of water is responsible for __________
(a) Oil refineries
(b) Paper factories
(c) Sugar mills
(d) All of these

8. Name the agreement between various countries for reducing green – house emission.
(a) Kyoto protocol
(b) Earth protocol
(c) Both
(d) None

9. What cause pollution _______
(a) Human activities
(b) Trees
(c) Both
(d) None

10. Name the chemical method used for purifying water.
(a) Bromination
(b) Chlorination
(c) Iodination
(d) None of these