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Environmental Science

Environmental Science
A __________ is formed due to the collection of water in a natural basis or depression in a mountainous area or in plains.

Spring
Stream
Lake
Pond

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Environmental Science
In calm air the air temperature is -10o C, if the wind speed should increase to 30 knots (with no change in air temperature) the thermometer would indicate:

A much higher temperature than -10o C
A temperature of -10o C
A temperature of -30o C
A much lower temperature than -10o C

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Environmental Science
Oil derived from coal, oil shales or tar sands is called

syncrude
biomass
None of these
natural gas

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Environmental Science
_________ is an important factor that aggravates the effect of drought.

Soil Erosion
Deforestation
Acid Rain
Floods

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Environmental Science
_________ is a practice of clearing and burning the forest area for cultivation of crops for 3-4 years and shifting.

Agrisilviculture
Horticulture
Taungya cultivation
Jhum cultivation

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Environmental Science
Ex situ conservation includes

Germplasm bank
Zoo
Botanic garden
All of these

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