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Environmental Science

Environmental Science
Water used for paper mills should not contain

iron
sodium
magnesium
chlorine

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Environmental Science
What is meant by root zone process?

A control measure to prevent soil pollution
A process by which roots of plants are spread on the ground
None of these
A control measure to prevent water pollution

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Environmental Science
A biodegradable plastic developed by Biopak Corporation Australia

Pet
Polyester
Biopol
PVC

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Environmental Science
On which date was the Stockholm Conference on Human Environment held?

Dec 12th 1990
July 6th 1974
Aug 8th 1976
June 5th 1972

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Environmental Science
A permeable rock that contains hydrocarbon fluids and gases is called a/an

Oil reservoir
Source bed
None of these
Oil trap

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Environmental Science
Moisture in the air is known as

Snow
Water
Humidity
Fog

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MORE MCQ ON Environmental Science

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