A public health official is investigating
waterborne diseases in Illinois. She notes that over half of the cases of
waterborne diseases originating from drinking water were caused by Giardia
lamblia. Other data showed that most cases of gastroenteritis attributed to
exposure to recreational waters were caused by Cryptosporidium parvum. What
does this suggest about controlling waterborne diseases?

Question

A public health official is investigating
waterborne diseases in Illinois. She notes that over half of the cases of
waterborne diseases originating from drinking water were caused by  Giardia
lamblia.  Other data showed that most cases of gastroenteritis attributed to
exposure to recreational waters were caused by  Cryptosporidium parvum.  What
does this suggest about controlling waterborne diseases?

Answer

It suggests that parasites
do not survive in water better than some other organisms. It also suggests that these
parasites are more resistant to disinfection than other organisms.

Answer

It suggests that parasites
do not survive in water better than some other organisms. It also suggests that these
parasites are not more resistant to disinfection than other organisms.

Answer

It suggests that parasites
do not survive in water better than some other organisms. It also suggests that these
parasites are more sensitive to disinfection than other organisms.

Answer

It suggests that parasites
survive in water better than some other organisms. It also suggests that these
parasites are more resistant to disinfection than other organisms.

Crowdly

A public health official is investigating waterborne diseases in Illinois. She n...

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