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Environmental Science

Environmental Science
________ is the degradation of land in arid, semi-arid and dry sub-humid areas.

Desertification
Land fertility
Ecosystem
Vegetation

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Environmental Science
A dim, "watery" sun visible through a gray sheet-like cloud layer is often a good indication of ____ clouds.

Cumulonimbus
Cirrostratus
Stratocumulus
Nimbostratus
Altostratus

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Environmental Science
Plants which grow in light are called

Heliophytes
Oxylophytes
Sciophytes
Epiphytes

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Environmental Science
The undesirable change in physical, chemical or biological characteristics of air, land and water is referred as

Ecodestructions
Pollutants
All of these
Pollution

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Environmental Science
The formula of growth rate for population in given time is

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

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Environmental Science
CFC releases a chemical which is harmful to ozone is

fluorine
chlorine
SO2
N2O

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