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Environmental Science

Environmental Science
The source of aerosol in upper atmosphere is

sea currents
ruminants
petroleum based industries
jet planes

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Environmental Science
A pond, serves as a good example for a __________ water ecosystem.

fresh
brackish
marine
sea

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Environmental Science
_____________ is the poisonous gas leaked during Bhopal gas tragedy

PVC
Teflon
Hydrogen Sulphide
MIC

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Environmental Science
A high Biological Oxygen Demand (BOD) indicates that:

Low level of microbial pollution
water is pure
High level of microbial pollution
absence of microbial action

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Environmental Science
The process of successful establishment of the species in a new area is called

invasion
ecesis
sere
climax

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Environmental Science
Condensation nuclei may be:

Smoke from forest fires
Nitric acid particles
Particles of dust
All of these
Salt from the ocean

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MORE MCQ ON Environmental Science

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