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Environmental Science

Environmental Science
The main atmospheric layer near the surface of earth is

ionosphere
stratosphere
troposphere
mesophere

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Environmental Science
Suppose two unsaturated air masses mix horizontally. The resulting mixture cannot possibly be saturated.

1

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Environmental Science
The formula for exponential population growth is

rN/dN = dt
dN/dt = rN
dt/dN = rN
dN/rN = dt

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Environmental Science
The thickness of ozone layer is measured in

Nm
Du
Mm
Hg

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Environmental Science
A graphic representation of number of individuals of different species belonging to each trophic level in a an ecosystem is known as

Pyramid of biomass
Ecological pyramid
Pyramid of energy
Pyramid of number

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Environmental Science
Which one of the following cycle is not a gaseous biogeochemical cycle in ecosystem?

Nitrogen
Phosphorus
Carbon
Sulphur

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MORE MCQ ON Environmental Science

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