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Environmental Science

Environmental Science
The change of state of ice into water vapour is known as:

Condensation
Deposition
Crystallization
Melting
Sublimation

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Environmental Science
The horizontal extent of the ozone hole can sometimes exceed the size of the Antarctic continent.

1

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Environmental Science
One atom of chlorine can destroy over __________ molecules of ozone.

100000
1000
10000
25000

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Environmental Science
Animals and plants are best protected in

Sanctuaries
National Parks
Zoos
Botanical Gardens

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Environmental Science
Drinking of fluoride containing water results :

methaemoglobinema
chlorosis
fluorosis
minemata

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Environmental Science
If very cold air is brought indoors and warmed with no change in its moisture content, the saturation vapor pressure of this air will______ and the relative humidity of this air will_____ .

Increase, decrease
Increase, increase
Decrease, decrease
Decrease, increase

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