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.
Which one of the following air pollutants can affect blood stream leading to death?
3.
Which of the following is produced during the formation of photochemical smog ?
4.
Which of the following, when dissolved in rain water turns rain water acidic (acid rain)?
5.
The combustion of coal, petrol and diesel etc., is the basic source of
6.
Acid rain is caused by pollution of environment by
7.
Human-made pollutants are called
8.
Bio-degradable pollutant is
9.
Combustion of petrol in automobiles pollutes the air by producing following metal.
10.
Which of the following air pollutants is most dangerous?
11.
During normal conditions, the gas which pollutes the atmosphere is
12.
Which of the following air pollutants get dissolved in haemoglobin of the blood more rapidly than oxygen?
13.
The non-biotic pollutant underground water is
14.
Acid rain occurs due to
15.
The highest chemical pollution is caused by the industrial effluents of
16.
Indiscriminate use of fertilizers have led to
17.
Pollutant emission gas in vehicle exhaust is mainly
18.
Colourless gas coming out from motor vehicle and cigarette due to incomplete combustion is
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
