CBSE-NET (UGC) Environmental Science (Paper-II & Paper-III): Questions 119 - 124 of 385

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Question number: 119

» Introduction of Environmental Science » Structure and Composition of Atmosphere

Appeared in Year: 2014

MCQ▾

Question

The scale length of pressure variations in atmosphere in vertical direction is about (December)

Choices

Choice (4) Response

a.

7 km

b.

3 km

c.

12 km

d.

4.8 km

Question number: 120

» Air » Air Quality Standards

Appeared in Year: 2014

MCQ▾

Question

According to National Ambient Air Quality Standards the annual average concentration of SPM in a residential area should not exceed (December)

Choices

Choice (4) Response

a.

80 µg/m3

b.

100 µg/m3

c.

140 µg/m3

d.

200 µg/m3

Question number: 121

» Ecosystems » Community Ecology

Appeared in Year: 2014

MCQ▾

Question

Niche of an organism is (December)

Choices

Choice (4) Response

a.

Location

b.

Profession

c.

Address

d.

Range

Question number: 122

» Endangered and Threatened Species » Biodiversity and Conservation » Strategies for Biodiversity Conservation

Appeared in Year: 2014

MCQ▾

Question

Which of the following is the in-situ biodiversity conservation site? (December)

Choices

Choice (4) Response

a.

Botanical garden

b.

Biosphere reserve

c.

Arboretum

d.

Orchidarium

Question number: 123

» Solid Waste and Management » Disposal Methods and Management of Solid Wastes

Appeared in Year: 2014

MCQ▾

Question

Pyrolysis of Solid Waste refers to (December)

Choices

Choice (4) Response

a.

High temperature aerobic incineration

b.

Ambient aerobic distillation

c.

Ambient anaerobic distillation

d.

High temperature anaerobic distillation of waste for energy generation

Question number: 124

» Chemical Composition of Air » Photochemical Smog

Appeared in Year: 2014

MCQ▾

Question

The classical smog is mainly composed of (December)

Choices

Choice (4) Response

a.

Equation and smoke particulates

b.

Equation And Equation

c.

Equation And Equation

d.

Equation and smoke particulates

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