Ecology and Environment-Environmental Issues [NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology]: Questions 8 - 15 of 71

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Question number: 8

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

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MCQ▾

Question

The region that up to 50 km from the Earth above the troposphere is called

Choices

Choice (4)Response

a.

Thermosphere

b.

Mesosphere

c.

Stratosphere

d.

Troposphere

Question number: 9

» Ecology and Environment » Environmental Issues » Greenhouse Effect and Global Warning

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MCQ▾

Question

Green house gases include

Choices

Choice (4)Response

a.

CO2, O2, N2, NO2 & NH3

b.

CH4, N2, CO2 & NH3

c.

CFC, CO2, NH3 & N2

d.

CO2, CFC, CH4 & NO2

Question number: 10

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

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MCQ▾

Question

Which is the most SO2 polluted city?

Choices

Choice (4)Response

a.

Mumbai

b.

Calcutta

c.

Madras

d.

Delhi

Question number: 11

» Ecology and Environment » Environmental Issues » Ozone Depletion

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MCQ▾

Question

Ozone layer depletion or hole in ozone layer is being found in

Choices

Choice (4)Response

a.

South pole

b.

Russia

c.

North pole

d.

None of the above

Question number: 12

» Ecology and Environment » Environmental Issues » Solid Waste Management

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MCQ▾

Question

Gastro-intestinal disturbances is caused by

Choices

Choice (4)Response

a.

Sodium

b.

Chromium

c.

Cadmium

d.

Selenium

Question number: 13

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

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MCQ▾

Question

B. O. D. test (biological oxygen demand test) is made for measuring

Choices

Choice (4)Response

a.

Soil pollution

b.

Noise pollution

c.

Air pollution

d.

Water pollution

Question number: 14

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

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MCQ▾

Question

Eutrophication leads to death of fish due to

Choices

Choice (4)Response

a.

Decreased algae content.

b.

Increased algae content.

c.

Increased O2 content

d.

Decreased O2 content.

Question number: 15

» Ecology and Environment » Environmental Issues » Agrochemicals and Their Effects

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MCQ▾

Question

All organic substance found in the biosphere necessarily contain

Choices

Choice (4)Response

a.

Silica

b.

Carbon

c.

Oxygen

d.

Nitrogen

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