Environmental Science and Ecology - Comprehensive Mock Test 3

Question 21 Medium

Major aerosol pollutant present in the jet plane emission is ?

A) Carbon monoxide B) Carbon tetrachloride C) Chlorofluorocarbon D) Sulphur dioxide

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Question 22 Medium

Which of the environmental pollutions can cause birth defects?

A) Smog B) CO C) SO2 D) Radioactivity

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Question 23 Easy

Lichens indicate pollution by ?

A) Ozone B) SO2 C) NO3 D) CO

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Question 24 Medium

Which of the following pollutants is discharged by jet planes?

A) Photo-chemical oxidants B) Fog C) Smog D) Aerosols

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Question 25 Medium

lf there was no CO2 in the atmosphere, the earth’s temperature would be ?

A) Less than the present B) Same as present C) Higher than the present D) Dependent on O2 content of air

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Question 26 Medium

Lead is one of the most serious environmental pollutants which affects ?

A) Air B) Soil C) Water D) Noise

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Question 27 Medium

Increase in the concentration of pollutants in higher trophic levels is known as ?

A) Biomagnification B) Biodegradation C) Eutrophication D) Recycling

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Question 28 Medium

Which of the following pollutions forms Heat island?

A) Water B) Air C) Land D) None of these

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Question 29 Easy

Greenhouse effect is caused by ?

A) Green plants B) Infrared rays C) UV rays D) X-rays

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Question 30 Medium

Global agreement in specific control strategies to reduce the release of ozone depleting substances, was adopted by ?

A) The Vienna Convention B) Rio de Janeiro Conference C) The Montreal Protocol D) The Koyoto Protocol

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