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Environmental Science

Environmental Science
Abundant source of inonazite sands are found on the sea shores of

Tamil Nadu
Maharashtra
Kerala
West Bengal

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Environmental Science
What is the name of the action plan for sustainable development in the Twenty first century framed in the Rio Declaration on Environment & Development (1992)?

Agenda 21
Declaration 21
Rio 21
Action 21

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Environmental Science
Which book written by Rachel Carson resulted in banning DDT in USA?

Food chain
Silent spring
The environmentalism
Biomagnification

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Environmental Science
The source of energy in an ecosystem is

ATP
Sunlight
R.N.A
N.A

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Environmental Science
Which one of the following ecosystem type has the highest annual net primary productivity?

Temperate evergreen forest
Temperate deciduous forest
Tropical deciduous forest
Tropical rain forest

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Environmental Science
Producers are otherwise known as

Autotrophs
Organic compounds
Manufacturers
Organisms

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