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Environmental Science

Environmental Science
The electrified region of the upper atmosphere is called the:

Thermosphere
Mesosphere
Troposphere
Ionosphere
Stratosphere

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Environmental Science
Moisture in the air is known as

Fog
Snow
Water
Humidity

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Environmental Science
The world's biggest GHG emitter is

USA
China
India
South Africa

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Environmental Science
Animals that feed only on plants are called

herbivores
detritivores
carnivores
omnivores

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Environmental Science
Cement factory labourers are prone to

leukemia
bone marrow disease
cytosilicosis
asbestosis

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Environmental Science
In a volume of air near the earth's surface, ____ occupies 78 percent and ____ nearly 21 percent.

Nitrogen, water vapor
Oxygen, hydrogen
Hydrogen, helium
Hydrogen, oxygen
Nitrogen, oxygen

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