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Environmental Science

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

natural selection
mutation
gene flow
genetic drift

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Environmental Science
The maximum pressure that water vapor molecules would exert if the air were saturated is called the:

Absolute humidity
Boiling point
None of these
Mixing ratio

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Environmental Science
All are primary pollutants except

Ammonia
Peroxyacetyl Nitrate (PAN)
Sulfur dioxide
Hydrogen sulfide

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Environmental Science
One greenhouse gas contributes 14% to total global warming and another contributes 6%. These are respectively identified as

N2O and CO2
CFCs and CO2
CFCs and N2O
Methane and CFCs
Methane and CO2

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Environmental Science
Meteorology is the study of:

Landforms
Extraterrestrial meteoroids that enter the atmosphere
The oceans
Outer space
The atmosphere

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Environmental Science
The most important reason for decrease in biodiversity is

Habitat pollution
Over-exploitation
Habitat destruction
Introduction of exotic species

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MORE MCQ ON Environmental Science

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