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Environmental Science

Environmental Science
________ is the natural phenomenon, caused by an unlimited and unprecedented rainfall.

Soil erosion
Heightening
Cyclone
Floods

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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:

Dew point
Mixing ratio
Relative humidity
Absolute humidity

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Environmental Science
Which book written by Rachel Carson resulted in banning DDT in USA?

Food chain
Silent spring
Biomagnification
The environmentalism

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Environmental Science
Total amount of living material at the various trophic levels of a food chain is depicted by pyramids of

numbers
energy
biomass
all of these

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Environmental Science
The unit of pressure most commonly found on a surface weather map is:

Millibars or hectopascals
Pounds per square inch
Inches of mercury (Hg)
Millimeters of mercury (Hg)

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Environmental Science
Study of inter-relationship between organisms and their environment is

Ecology
Ethology
Phytogeography
Ecosystem

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