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Environmental Science

Environmental Science
Percentage of forest area recommended by the the national forest policy for plains is

0.67
0.3
0.1
0.33

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Environmental Science
Man made sources of radiation pollution are:

explosion of nuclear weapons
mining
all of these
nuclear fuels and preparation of radioactive isotopes

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Environmental Science
In the Northern Hemisphere, this day has the fewest hours of daylight:

Summer solstice
Winter solstice
Vernal equinox
Autumnal equinox

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Environmental Science
All are primary pollutants except

Peroxyacetyl Nitrate (PAN)
Hydrogen sulfide
Ammonia
Sulfur dioxide

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Environmental Science
Producers are otherwise known as

Organic compounds
Manufacturers
Autotrophs
Organisms

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Environmental Science
A human population is small, there is a greater chance of :

genetic drift
gene flow
natural selection
mutation

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MORE MCQ ON Environmental Science

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