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Environmental Science

Environmental Science
Nitrogen oxide and hydrocarbons released by automobiles interact to form

Aerosol
CO
SO2
PAN

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Environmental Science
Birth rate is called

viability
mortality
natality
vital index

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Environmental Science
What is Carcinogen?

Food colourants
Drugs used for curing cancer
Cancer causing agent
Drugs for curing infectious disease

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Environmental Science
Earth summit was held in

Rio de Jeneiro in 1992
Stockholm in 1972
Paris in 1992
New York in 1972

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Environmental Science
What is Pedology?

none
Study of air
Study of water
Study of soil

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Environmental Science
The percentage of water vapour present in the air compared to that required for saturation is the:

Absolute humidity
Relative humidity
Dew point
Specific humidity
Mixing ratio

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MORE MCQ ON Environmental Science

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