Biology for IGCSE & O level - Diseases And Immunity (Section 3 - No. 29)
What is the function of chlorine tablets in treating water, as mentioned in the text?
To make the water taste better.
To remove toxins from the water.
To kill harmful microorganisms.
To add essential minerals to the water.
Explanation
Chlorine tablets kill harmful microorganisms and thus can help kill the vibrio cholerae bacteria.
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