Ecology and Environment (AIIMS Biology): Questions 7 - 11 of 50

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Question number: 7

» Ecology and Environment » Environmental Issues » Air Pollution and Its Control

Appeared in Year: 2003

MCQ▾

Question

In almost all Indian metropolitan cities like Delhi, the major atmospheric pollutant (s) is/are

Choices

Choice (4) Response
a.

Carbon dioxide and carbon monoxide

b.

Suspended particulate matter (SPM)

c.

Oxides of nitrogen

d.

Oxides of sulphur

Question number: 8

» Ecology and Environment » Ecosystem » Productivity and Decomposition

Appeared in Year: 1990

MCQ▾

Question

A biosphere is composed of [MP PMT, RPMT 95]

Choices

Choice (4) Response
a.

Living organisms

b.

Living organisms + Lithosphere

c.

Living organisms + lithosphere + atmosphere

d.

Living organisms + lithosphere + atmosphere + hydrosphere

Question number: 9

» Ecology and Environment » Environmental Issues » Water Pollution and Its Control

Appeared in Year: 2003

MCQ▾

Question

Biological Oxygen Demand (BOD) is a measure of

Choices

Choice (4) Response
a.

Amount of carbon monoxide inseparably combined with haemoglobin

b.

Industrial wastes poured into water bodies

c.

Extent to which water is polluted with organic compounds

d.

Amount of oxygen needed by green plants during night

Question number: 10

» Ecology and Environment » Environmental Issues » Solid Waste Management

MCQ▾

Question

Removal of the soil by the action of wind and water is known as -

Choices

Choice (4) Response
a.

Fossilization

b.

Calcification

c.

Leaching

d.

Erosion

Question number: 11

» Ecology and Environment » Ecosystem » Energy Flow

MCQ▾

Question

In an ecosystem the function of the producers is to

Choices

Choice (4) Response
a.

Utilize chemical energy

b.

Release energy

c.

Trap solar energy and convert it into chemical energy

d.

Convert organic compounds into inorganic compounds

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