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Environmental Science

Environmental Science
The major reservoir of carbon is

Rock
Plant and animals
The atmosphere
Ocean Bed

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Environmental Science
On a clear, calm, night, the ground and air above cool mainly by this process:

Conduction
Convection
Reflection
Radiation
Evaporation

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Environmental Science
A high Biological Oxygen Demand (BOD) indicates that:

High level of microbial pollution
Low level of microbial pollution
water is pure
absence of microbial action

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Environmental Science
The density of water vapour in a given parcel of air is expressed by the:

Mixing ratio
Specific humidity
Absolute humidity
Relative humidity
Saturation vapor pressure

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Environmental Science
Evaporation is a _________ process.

Can't tell - it depends on the temperature
Both a and c
Cooling
Heating

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Environmental Science
The rate at which temperature decreases with increasing altitude is known as the:

Temperature slope
Thermocline
Lapse rate
Sounding

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MORE MCQ ON Environmental Science

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