Biology for IGCSE & O level - Diseases And Immunity (Section 4 - No. 43)
Which of the following is/are considered an example of proper waste disposal to help control the spread of disease?
Disposing of garbage in lined, covered containers at regular intervals.
Burning trash in backyards.
Using public trash cans.
Allowing sewage to flow directly into open water sources.
Explanation
Proper waste disposal prevents pathogens from spreading. Other options do not promote this.
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