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Environmental Science

Environmental Science
When human body is infected by infection __________ type of cells are activated to defend the body.

leukocytes
monocytes
lymphocytes
erythrocytes

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Environmental Science
The supersonic jets cause pollution by the thinning of

O2 layer
SO2 layer
O3 layer
CO2 layer

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Environmental Science
The concept of ecological pyramid was first proposed by

Charles Elton
E.P. Odum
Juday
G. Tansley

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Environmental Science
In an oil trap formed by an anticline, __________ accumulates on top, __________ in the middle, and __________ at the bottom.

natural gas, oil, groundwater
ground water, oil, natural gas
oil, groundwater, natural gas
oil, natural gas, ground water

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Environmental Science
Habitat loss and fragmentation, over exploitation, alien species invasion and co extinction are causes for

Migration
Biodiversity loss
Pollution
Population exploitation
Ecological succession

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Environmental Science
If the sun suddenly began emitting more energy, the earth's radiative equilibrium temperature would:

Remain the same
Increase
Begin to oscillate
Decrease

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MORE MCQ ON Environmental Science

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