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Environmental Science

Environmental Science
The largest brackish water lake situated in Asia is in Orissa. Which is the lake?

Dal lake
Woolar lake
Chilka lake
Vembanad lake

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Environmental Science
What is Plankton?

bottom dwelling aquatic organisms
Microscopic floating organisms - Plants and animals.
none
large plants in water

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Environmental Science
In the northern hemisphere, a solar panel should be placed on the side of the roof facing:

West
North
South
East

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Environmental Science
The ozone at ground level is primarily from __________ precursors.

Oxygen
Methane
CFCs
Fossil fuel

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Environmental Science
A renewable source of energy is

Coal
Trees
Petroleum
Nuclear fuel

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

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

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