The State of California Passes a Law to Restrict Emissions

question 21

Multiple Choice

The state of California passes a law to restrict emissions form motor vehicles. Thee emissions may also be regulated by

• A)other states and the federal government.
• B)no other government.
• C)the federal government only .
• D)other states only.

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Definitions:

Xanthophylls

A class of oxygen-containing carotenoid pigments responsible for many of the yellow, orange, and red hues in plants.

Alginic Acid

A polysaccharide distributed widely in the cell walls of brown algae, used as a food thickener and pharmaceutical ingredient.

Brown Algae

A large group of mostly marine, multicellular algae, including many seaweeds commonly found in colder waters.

Emulsifying Agent

A substance that helps to mix two immiscible liquids, such as oil and water, to form a stable mixture called an emulsion.