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Environmental Science

Environmental Science
Blue revolution is associated with

Iron and steel
Agriculture
Irrigation
Fishing

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Environmental Science
Environmental Protection Act was introduced in the year

1988
1989
1972
1986

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Environmental Science
If the amount of energy lost by the earth to space each year were not approximately equal to that received:

The atmosphere's average temperature would change
The length of the year would change
The sun's output would change
The mass of the atmosphere would change

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Environmental Science
In grassland ecosystem, the pyramid of biomass is

spindle shaped
inverted
upright
none of these

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Environmental Science
If the earth's average surface temperature were to increase, the amount of radiation emitted from the earth's surface would ____, and the wavelength of peak emission would shift toward ____ wavelengths.

Increase, longer
Decrease, shorter
Decrease, longer
Increase, shorter

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Environmental Science
The simplest aquatic ecosystem can be seen in a

River
Lake
Water Tank
Pond

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MORE MCQ ON Environmental Science

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