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Environmental Science

Environmental Science
Which among the following result in the formation of soil?

Weathering
Radiation
Pollution
Erosion

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Environmental Science
The 3 R principle in waste management involves

Reduce, Reuse, Recycle
Reduce, Regain, Reuse
Reduce, Reform, Reset
Reduce, Retain, Regain

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Environmental Science
Water heats up ______ and cools off _____ than land.

More quickly, more quickly
More quickly, more slowly
More slowly, more slowly
More slowly, more quickly

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Environmental Science
The blueness of the sky is mainly due to:

The presence of water vapor
Absorption of blue light by the air
Emission of blue light by the atmosphere
The scattering of sunlight by air molecules

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Environmental Science
The formula for exponential population growth is

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

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Environmental Science
North American grassland are called

None
Prairies
Savannah
Pampas

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