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Environmental Science

Environmental Science
Gas released during photosynthesis is

Carbon dioxide
Methane
Nitrogen
Oxygen

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Environmental Science
The ratio of the mass of water vapour in a given volume (parcel) of air to the mass of the remaining dry air describes the:

Relative humidity
Dew point
Mixing ratio
Absolute humidity

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Environmental Science
Which phytoplankton exists at the size of 60 micro metre?

Picoplankton
Ultraplankton
Nanoplankton
Net plankton

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Environmental Science
The change of state of ice into water vapour is known as:

Melting
Crystallization
Deposition
Sublimation
Condensation

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Environmental Science
When the air temperature increases, the saturation vapour pressure will:

Increase
Decrease
Vary over an increasingly broad range of values
Remain the same

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Environmental Science
Bio gas generation is mainly based on the principle of

Fermentation
Purification
Biodegradation
Sedimentation

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MORE MCQ ON Environmental Science

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