No. of questions - 20
Time - 10 min
Negative marking : -0.25 mark
1.
Which of the following is the reason behind the maximum noise pollution?
2.
The highest chemical pollution is caused by the industrial effluents of
3.
The combustion of coal, petrol and diesel etc., is the basic source of
4.
Which of the following is produced during the formation of photochemical smog ?
5.
Which one of the following air pollutants can affect blood stream leading to death?
6.
Which one of the following is not a secondary pollutant?
7.
Photochemical smog is a resultant of the reaction among
(A) NO2, O3 and peroxyacetyl nitrate in the presence of sunlight
(B) CO, O2 and peroxyacetyl nitrate in the presence of sunlight
(C) CO, CO2 and NO2 at low temperature
(D) High concentration of NO2, O3 and CO in the eveningDeselect Answer
8.
Which of the following, when dissolved in rain water turns rain water acidic (acid rain)?
9.
Acid rain occurs due to
10.
Acid rain is caused by pollution of environment by
11.
Which of the following air pollutants is most dangerous?
12.
Colourless gas coming out from motor vehicle and cigarette due to incomplete combustion is
13.
Combustion of petrol in automobiles pollutes the air by producing following metal.
14.
Pollutant emission gas in vehicle exhaust is mainly
15.
The non-biotic pollutant underground water is
16.
Bio-degradable pollutant is
17.
During normal conditions, the gas which pollutes the atmosphere is
18.
Which of the following air pollutants get dissolved in haemoglobin of the blood more rapidly than oxygen?
19.
Human-made pollutants are called
20.
Indiscriminate use of fertilizers have led to
