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Environmental Science

Environmental Science
The practical problem in hydrogen production is its

weight
atomicity
valency
chemical property

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Environmental Science
In the middle latitudes of the Northern Hemisphere, surface winds tend to blow ____ and ____ around an area of surface low pressure.

Clockwise; inward
Counterclockwise; inward
Counterclockwise; outward
Clockwise; outward

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Environmental Science
On a clear, calm, night, the ground and air above cool mainly by this process:

Evaporation
Conduction
Reflection
Radiation
Convection

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Environmental Science
High biological oxygen demand indicates:

moderate microbial pollution
intense level of microbial pollution
absence of microbial pollution
all of these

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Environmental Science
The pyramid of energy in any ecosystem is

Always upright
May be upright or invented
None of these
Always inverted

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Environmental Science
Red sea is an example of a ________ structure.

Folded
lava
residual
Faulted

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MORE MCQ ON Environmental Science

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