Zebra Mussels ______________

question 26

Multiple Choice

Zebra mussels ______________.

• A) are native to Canada
• B) were introduced into the United States in the early 1900s
• C) excrete waste that facilitates algae blooms and subsequent eutrophication of lakes
• D) are an invasive exotic species that clogs water intake pipes at factories, power plants, and wastewater treatment facilities
• E) are presently restricted to the Great Lakes and Hudson River, but they are expected to spread rapidly in the near future

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Definitions:

Infectious Diseases

Diseases caused by pathogenic microorganisms, such as bacteria, viruses, parasites or fungi, that can be spread, directly or indirectly, from one person to another.

Parasitic Diseases

Diseases caused by parasites, which are organisms that live on or in a host organism and get their food at the expense of their host.

Symptom

A symptom is a sign or indication of a condition, disorder, or disease, often observed by the patient, differing from signs that are detectable by others or through tests.

Malaria

A mosquito-borne infectious disease affecting humans and other animals caused by Plasmodium parasites.