No. of questions - 20
Time - 10 min
Negative marking : -0.25 mark
1.
The problem of water pollution with Arsenic is maximum in
2.
Polythene bags cannot be destroyed because they are made of
3.
Fly ash is a pollutive combustion product of burning
4.
The gas which leaked from Union Carbide factory, Bhopal was
5.
Bhopal Gas Tragedy (leakage of methyl isocyanate ‘MIC’) accident happened on
6.
Which one of the following is biodegradable?
7.
Which one of the following gases is responsible for causing acid rain in the atmosphere?
8.
Which of the following is not destroyed by bacteria?
9.
Which one of the following is a bioindicator of air pollution?
10.
BOD is maximum in the Ganga river between
11.
Which of the following is not a water pollutant?
12.
Acid rain is caused by
13.
The water pollution in a river is determined by measuring the dissolved amount of
14.
‘Green Muffler’ is related to
15.
Which one of the following is not related to air pollution?
16.
Biological Oxygen Demand (BOD) is an indication of pollution in
17.
Which one of the following is an air pollutant gas and is released by burning fossil fuel?
18.
Which of the following takes maximum time to decay?
19.
A water body having high BOD indicates that its water is
