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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
Which plants die after flowering?

Bamboo
Lotus
Butea
Chrysanthemum

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Environmental Science
Harnessing of nuclear energy often causes ________ pollution

Noise
Air
Thermal
Water

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Environmental Science
A human population is small, there is a greater chance of :

mutation
natural selection
gene flow
genetic drift

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Environmental Science
The source of aerosol in upper atmosphere is

petroleum based industries
jet planes
ruminants
sea currents

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Environmental Science
The supersonic jets cause pollution by the thinning of

O3 layer
SO2 layer
O2 layer
CO2 layer

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MORE MCQ ON Environmental Science

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