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Environmental Science

Environmental Science
Which country contains about 50% of the world's coal resources?

Canada
The former Soviet Union
United States
China

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Environmental Science
The crucial species that determine the ability of large number of other species is termed as _________ species.

Crucial
Important
Significant
Keystone

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Environmental Science
What is Carcinogen?

Food colourants
Drugs used for curing cancer
Drugs for curing infectious disease
Cancer causing agent

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Environmental Science
As it travels along the food chain, the concentration of DDT

remains constant
fluctuates randomly
decreases
increases

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Environmental Science
World's first Teak Forest was planted in 1842 in Kerala. Identify the place.

Wayanad
Nelliyampathy
Nilambur
Silent Valley

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

decrease
increase continuously
increase and then decrease
no relation

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