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Environmental Science

Environmental Science
Which year was declared as the "Water Year" by Indian government

2004
2007
2000
2010

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Environmental Science
Trichodermaharzianum has proved a useful microorganism for

reclamation of wastelands
biological control of soil-borne plant pathogens
gene transfer in higher plants
bioremediation of contaminated soils

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Environmental Science
Perspiration cools the body by

Advective heat transfer
Radiative heat transfer
Conductive heat transfet
Latent heat transfer

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Environmental Science
_________ are used for converting saline or brackish water into pure distilled water.

Photo voltaic cells
Solar desalination systems
Solar cookers
Solar water-heating

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Environmental Science
During the afternoon the greatest temperature difference between the surface air and the air several meters above occurs on a:

Clear, windy afternoon
Cloudy, windy afternoon
Clear, calm afternoon
Cloudy, calm afternoon

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Environmental Science
Approximately, 50% of total world species are present on

Tropical rain forest
Coral reefs
Temperate rain forest
Temperate deciduous forest

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