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Environmental Science

Environmental Science
The mean of annual rainfall in India is

110 m
110 cm
110 mm
85 cm

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Environmental Science
About ____ of the meteorologists and atmospheric scientists in the United States work in the field of weather forecasting.

One-half
Nine-tenths
Three-quarters
One-tenth

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Environmental Science
Which one of the following is the correct percentage of the two green house gases that contribute to the total global warming?

CFCs -14%, Methane-20%
N2O-6%, CO2 -86%
Methane-20%, N2O-18%
CO2-40%,CFCs-30%

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Environmental Science
Which of the following enhances soil fertility?

Improved methods of agriculture
Using new seed varieties
Crop rotation
Irrigation

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Environmental Science
Name the endangered animal which is protected in Rajamalai National Park

None
Chital
Black buck
Nilgiri Tahr

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Environmental Science
Sedimentation is a

Secondary water treatment
Final process
Tertiary water treatment
Primary water treatment

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