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Free gk questions Online Test - MeritNotes

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No. of Questions :10

Remaining Time :

1. Chief air pollutant which is likely to deplete ozone layer is

(a) Nitrogen oxides and fluorocarbons
(b) Carbon monoxide
(c) Carbon dioxide
(d) Sulphur dioxide

2. Which of the following air pollutant affect the nervous system of man

(a) Lead
(b) Silica
(c) Mercury
(d) Cadmium

3. Minimata disease is due to pollution of

(a) Arsenic into the atmosphere
(b) Industrial waste mercury in water
(c) Oil spill in water
(d) Organic waste into drinking water

4. Bhopal gas tragedy was due to

(a) Water pollution
(b) Soil pollution
(c) Air pollution
(d) None of these

5. Water pollution of a river is measured by

(a) Amount of oxygen dissolve in water
(b) Amount of nitrogen dissolve in water
(c) Amount of ozone dissolves in water
(d) Amount of chlorine dissolve in water

6. Chief source of water and soil pollution is

(a) Agro industry
(b) Thermal power plant
(c) Mining
(d) All of these

7. Air pollution is maximum by

(a) Automobile exhausts and chemical from industries
(b) Detergents and pesticides
(c) Sewage and pesticides
(d) Sewage and pesticides

8. Major aerosol pollutant in jet plane emission is

(a) Methane
(b) Fluorocarbon
(c) Carbon monoxide
(d) Sulphur dioxide

9. Atmosphere of big metropolition cities is pollutant most by

(a) Radio active fall out
(b) Household waste
(c) Pesticides residue
(d) Automobile exhausts

10. Pollutant produced from vehicles which cause mental diseases is

(a) Hg
(b) Pb
(c) NO₂
(d) SO₂

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