CBSE-NET (UGC) Environmental Science (Paper-II & Paper-III): Questions 146 - 150 of 385

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Question number: 146

» Fundamentals of Environmental Chemistry » Stochiometry

Appeared in Year: 2015

MCQ▾

Question

Stoichiometric calculations are based on (June)

Choices

Choice (4) Response

a.

Loss of mass

b.

Atomic number

c.

Moles

d.

Atomic weight

Question number: 147

» Energy Resources » Exploitation of Solar Energy

Appeared in Year: 2015

MCQ▾

Question

A solar cell of area Equation produces a voltage of 0.6 V and a current up to 2 A. If solar insolation is Equation , the efficiency of the solar cell is: (June)

Choices

Choice (4) Response

a.

12%

b.

25%

c.

24%

d.

15%

Question number: 148

» Environment Impact Assessment » Impact Assessment Methodologies

Appeared in Year: 2015

MCQ▾

Question

EIA of Port and Harbour projects involve impact assessment on:

(I) Biological environment

(II) Air environment

(III) Soil environment

(IV) Social environment

Choose the correct answer. (June)

Choices

Choice (4) Response

a.

(III) only

b.

(II) only

c.

(I) only

d.

(I), (II), (III) and (IV) only

Question number: 149

» Chemical Composition of Air » Chemistry of Air Pollutants

Appeared in Year: 2015

MCQ▾

Question

Trichloromonofluoromethane is:

(1) Freon – 11

(2) A spray can propellant

(3) A chlorofluorocarbon

Choose the correct answer: (June)

Choices

Choice (4) Response

a.

1, 2 and 3

b.

1 and 3 only

c.

2 and 3 only

d.

1 only

Question number: 150

» Basics of Environmental Geosciences » Mineral Resources and Environment » Oceans - Exploration of Mineral Resources

Appeared in Year: 2015

MCQ▾

Question

Biological zonation in the ocean is determined by:

(I) Ocean depth

(II) Light availability

(III) Bottom Substrate

Choose the correct answer: (June)

Choices

Choice (4) Response

a.

(I) only

b.

(I) and (II) only

c.

(I), (II) and (III)

d.

(II) and (III) only

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