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Environmental Science

Environmental Science
Thickness of plastic cover permissible to use

10 Microns
20 Microns
50 Microns
100 Microns

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Environmental Science
Respiratory roots are known as

velamen
pneumatophores
hydathodes
prop roots

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Environmental Science
According to Wein's displacement law, the wavelength at which maximum radiation occurs

Is proportional to the pressure
Is proportional to the temperature
Is inversely proportional to the temperature
Is inversely proportional to the pressure

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Environmental Science
The major reservoir of carbon is

Plant and animals
Ocean Bed
Rock
The atmosphere

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Environmental Science
Euro II standard refers to _________

Lowering carbon content in fuel
Lowering sulfur content in fuel
increasing carbon content in fuel
Increasing sulfur content in fuel

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Environmental Science
A river with high BOD value is

highly polluted
none of these
highly productive
highly clean

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