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