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Environmental Science

Environmental Science
Water pollution is due to

agricultural discharges
sewage and other wastes
industrial effluents
All of these

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Environmental Science
What is Pedology?

none
Study of soil
Study of water
Study of air

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Environmental Science
Which of the following would be considered to be a biotic component of an environment?

Fire
Fungi
Soil
Water

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Environmental Science
A high Biological Oxygen Demand (BOD) indicates that:

absence of microbial action
High level of microbial pollution
Low level of microbial pollution
water is pure

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Environmental Science
"A good absorber of a given wavelength of radiation is also a good emitter of that wavelength." This is a statement of:

The First Law of Thermodynamics
The Law of Relativity
Wien's Law
Kirchoff's Law
Stefan-Boltzmann's law

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Environmental Science
The most abundant gases in the earth's atmosphere by volume are:

Nitrogen and oxygen
Carbon dioxide and nitrogen
Oxygen and water vapor
Oxygen and helium
Oxygen and ozone

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MORE MCQ ON Environmental Science

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