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Environmental Science

Environmental Science
Birth rate is called

mortality
natality
vital index
viability

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Environmental Science
_________ is the phenomenon where the earth retains heat.

Air pollution
Global effect
Green house effect
Land pollution

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Environmental Science
The source of atmospheric oxygen is

Green Plants
Water
Nitrogen cycle
Carbon Cycle

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Environmental Science
The formula for exponential population growth is

dt/dN = rN
dN/dt = rN
dN/rN = dt
rN/dN = dt

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Environmental Science
Ozone Umbrella is located in which layer of atmosphere

Troposphere
Stratosphere
Ionosphere
Mesosphere

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Environmental Science
Renewable energy resources are mostly based on

biomass
fossil fuels
nuclear power
nuclear power

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MORE MCQ ON Environmental Science

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