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SSC Constable GD Exam General Awareness Study Material

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Environmental Studies

Q.Which of the following is not a gaseous air pollutant ?

a) Hydrocarbon
b) Smoke
c) Oxides of Sulphur
d) Oxides of nitrogen

✔Answer

Correct Answer Is : Oxides of nitrogen

Solution Is :

Bio degradable wastes can usually be converted into useful substances with the help of

a) Bacteria
b) Nuclear protiens
c) Radioactive substances
d) Ciruses

✔Answer

Correct Answer Is : Nuclear protiens

Solution Is :

Of the following, which one pollutes the air of a big city ?

a) Copper
b) Chromium
c) Lead
d) Calcium

✔Answer

Correct Answer Is : Lead

Solution Is :

Ultraviolet light of Sun`s radiation is prevented from reaching the Earth`s atmosphere by the layer of

a) Oxygen
b) Hydrogen
c) Ozone
d) Helium

✔Answer

Correct Answer Is : Ozone

Solution Is :

Greater population can be supported on the Earth only if we eat more

a) Mutton
b) Eggs
c) Plant products
d) Beef

✔Answer

Correct Answer Is : Plant products

Solution Is :

Heavy metal pollution of water is caused by

a) Paints
b) Wood burning
c) Acid plants
d) Domestic sewage

✔Answer

Correct Answer Is : Acid plants

Solution Is :

People die in an atmosphere of carbon dioxide because

a) It is a poisonous gas
b) It destroys tissues
c) Of want of oxygen
d) Of suffocation

✔Answer

Correct Answer Is : Of want of oxygen

Solution Is :

Which of the following acts as photo sensitizer during photosynthesis

a) Oxygen
b) Nitrogen
c) Chlorophyll
d) Chlorine

✔Answer

Correct Answer Is : Chlorophyll

Solution Is :

What happens when bleaching powder is left exposed to air ?

a) It turns dark brown in colour
b) It turns yellow in colour
c) It gradually loses its oxygen
d) It gradually loses its chlorine

✔Answer

Correct Answer Is : It gradually loses its chlorine

Solution Is :

Arsenic pollution leads to

a) White foot disease
b) Black foot disease
c) Dyslexia
d) Allergy

✔Answer

Correct Answer Is : Allergy

Solution Is :

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SSC Constable GD Exam General Awareness Study Material

Environmental Studies

Q.Which of the following is not a gaseous air pollutant ?

Correct Answer Is : Oxides of nitrogen

Solution Is :

Bio degradable wastes can usually be converted into useful substances with the help of

Correct Answer Is : Nuclear protiens

Solution Is :

Of the following, which one pollutes the air of a big city ?

Correct Answer Is : Lead

Solution Is :

Ultraviolet light of Sun`s radiation is prevented from reaching the Earth`s atmosphere by the layer of

Correct Answer Is : Ozone

Solution Is :

Greater population can be supported on the Earth only if we eat more

Correct Answer Is : Plant products

Solution Is :

Heavy metal pollution of water is caused by

Correct Answer Is : Acid plants

Solution Is :

People die in an atmosphere of carbon dioxide because

Correct Answer Is : Of want of oxygen

Solution Is :

Which of the following acts as photo sensitizer during photosynthesis

Correct Answer Is : Chlorophyll

Solution Is :

What happens when bleaching powder is left exposed to air ?

Correct Answer Is : It gradually loses its chlorine

Solution Is :

Arsenic pollution leads to

Correct Answer Is : Allergy

Solution Is :

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