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Environmental Science

Environmental Science
Green Revolution in India was initiated by __________

Sunderlal Bahuguna
Medha Patkar
Kurien
M.S. Swaminathan

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Environmental Science
What is Dendrology?

Study of Butterflies
Study of Trees
Study of Plants
None of these

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Environmental Science
Electromagnetic radiation with wavelengths between 0.4 and 0.7 micrometers is called:

Microwaves
Visible light
Ultraviolet light
Infrared light

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Environmental Science
Which of the following gases has role an important in maintaining atmospheric temperature?

Oxygen
Nitrogen
Argon
Carbon dioxide

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Environmental Science
Typically, water vapour occupies about what percentage of the air's volume near the earth's surface?

Close to 10 percent
None of these
About 78 percent
About 21 percent
Less than 4 percent

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Environmental Science
Nitrogen fixing blue green algae is

Clostridium
Rhizobium
Nitrosomonas
Nostoc

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