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