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Environmental Science

Environmental Science
The concept of ecological pyramid was first proposed by

Juday
G. Tansley
E.P. Odum
Charles Elton

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Environmental Science
Many freshwater animals cannot live for long in sea water and vice versa mainly because of the

Variations in light intensity
Osmotic problems
Change in N levels
Spectral quality of solar radiation
Change in the levels of thermal tolerance

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Environmental Science
Ultraviolet radiation which is not lethal but harm to the organism is

0.32-0.4
0.1 to 0.28
0.4-0.5
0.28-0.32

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Environmental Science
Decomposers are otherwise called as

Detritivores
Organic matter
Secondary consumers
Primary consumers

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Environmental Science
Gharial is a

Cobra
Tortoise
Frog
Crocodile

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Environmental Science
Non-lonizing radiations with specific biological effects are

Beta-rays
X-rays
UV radiations
Gamma rays

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MORE MCQ ON Environmental Science

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