CBSE-NET (UGC) Environmental Science (Paper-II & Paper-III): Questions 208 - 213 of 376

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Question number: 208

» Environment Impact Assessment » EIA Guidelines 1994 - Notification of Government of India

Appeared in Year: 2015

MCQ▾

Question

During clearance of any developmental project, the minimum distance required for site selection from eco-sensitive zone is - (June)

Choices

Choice (4) Response

a.

20 km

b.

15 km

c.

10 km

d.

5 km

Question number: 209

» Toxic Chemicals in Environment » Arsenic, Cadmium, Lead, Mercury, Ozone and PAN Pesticides

Appeared in Year: 2015

MCQ▾

Question

Phytovolatilization of mercuric pollutants involves volatilization of mercury in: (June)

Choices

Choice (4) Response

a.

Ionic and organic state

b.

Ionic state

c.

Elemental state

d.

Organic state

Question number: 210

» Water Chemistry » Chemistry of Water

Appeared in Year: 2015

MCQ▾

Question

The important continental silicate mineral weathering process of lowering carbon dioxide levels is: (June)

Choices

Choice (4) Response

a.

Carbonation

b.

Oxidation

c.

Reduction

d.

Hydrolysis

Question number: 211

» Noise » Measurement of Noise and Indices

Appeared in Year: 2015

MCQ▾

Question

The Noise Index Leq for a specific duration is a measure of: - (June)

Choices

Choice (4) Response

a.

Acoustic energy content

b.

Sum of instantaneous sound pressure levels

c.

Fluctuations in noise levels

d.

Average noise amplitude

Question number: 212

» Environment Impact Assessment » EIA Guidelines 1994 - Notification of Government of India

Appeared in Year: 2015

MCQ▾

Question

Three important rivers of Indian sub-continent have their source near the Mansarovar Lake in Tibet. These rivers are (June)

Choices

Choice (4) Response

a.

Indus, Sutlej, Brahmaputra

b.

Indus, Sutlej, Yamuna

c.

Indus, Jhelum, Ganga

d.

Yamuna, Brahmaputra, Gandak

Question number: 213

» Air » Sources of Pollution

Appeared in Year: 2015

MCQ▾

Question

Bioremediation of xenobiotics (like Malathion) through hydrolysis involves their detoxification by: - (June)

Choices

Choice (4) Response

a.

Removal of phosphate

b.

Removal and addition of water

c.

Removal of water

d.

Addition of water

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