Author Question: An infectious agent that can be found in untreated swimming pools or in rivers, ponds, and streams ... (Read 89 times)

809779

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An infectious agent that can be found in untreated swimming pools or in rivers, ponds, and streams that have been contaminated is
 
 A. Aspergillus.
  B. the norovirus.
  C. Giardia intestinalis.
  D. Salmonella.

Question 2

A parasite
 
 A. is a bacteria.
  B. is an organism that produces a toxin.
  C. is an organism that is made from a mold.
  D. is an organism that relies on another organism to survive.



nguyenhoanhat

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Answer to Question 1

C

Answer to Question 2

D



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