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Environmental Science

Environmental Science
BOD of a river water is found very high. This means water

is clear
is highly polluted
contain Algae
contain many dissolved minerals

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Environmental Science
In the northern hemisphere, the number of hours of daylight begin to shorten after the

Autumn equinox
Spring equinox
Summer solstice
Winter solstice

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Environmental Science
Ozone hole was first discovered in

Antarctica
India
Europe
Africa

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Environmental Science
As the air temperature increases, with no addition of water vapor to the air, the dew point will:

Increase and become equal to the air temperature
Decrease
Remain the same
Increase

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Environmental Science
In which Indian state is Corbett National park located

Kerala
Uttarakhand
Tamilnadu
Madya Pradesh

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Environmental Science
Which of the following has a wavelength shorter than that of violet light?

Green light
Ultraviolet radiation
Infrared radiation
Blue light
Red light

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