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Environmental Science

Environmental Science
Soap and detergents are the source of organic pollutants like:

Glycerol
Polyphosphates
All of these
Sulphonated hydrocarbons

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Environmental Science
The presence of high coliform counts in water indicates

hydrocrbon contamination
decreased Biological Oxygen Demand
contamination by human wastes
phosphorus contamination

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Environmental Science
_________ is essentially stored solar energy that can be converted in to electricity, fuel and heat.

Coal
Fossil
Heat
Biomass

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Environmental Science
Bears are usually hunted and killed for their

Gall bladder
Skin
Teeth
Nails

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Environmental Science
The most harmful of ultraviolet radiation is

All the above.
UV-B,
UV-A,
UV-C,

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Environmental Science
Stratus clouds are typically puffy and form by convection.

1

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