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Environmental Science

Environmental Science
The global temperature has risen by about __________ degree celsius, since the peak of last glacialisation.

10
8
5
7

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Environmental Science
Nitrogen gas returns to the atmosphere by the action of

Nitrate fertilizers
Denitrifying bacteria
Nitrifying bacteria
Nitrogen fixing bacteria

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Environmental Science
Algal bloom results in

Salination
Biomagnification
Eutrophication
Global warming

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Environmental Science
In ecological succession from pioneer to climax community, the biomass shall

decrease
no relation
increase continuously
increase and then decrease

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Environmental Science
Maximum deposition of DDT will occur in

crab
sea gull
phytoplankton
eel

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Environmental Science
A set of organisms that resemble one another in appearance and behaviour is called a _____________

Prions
Exons
Species
Guilds

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MORE MCQ ON Environmental Science

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