Give the preventive measures of following diseases.
A. Dengue
B. Cancer
C. AIDS
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Solution
a. Dengue is a mosquito borne disease which is transmitted by Aedes mosquitoes which grow in clean and stagnant water. The breeding of this mosquito can be prevented by adopting the following steps:
larve-eating fishes should be introduced in ponds
collection and storage of water should always be done in closed vessels
potted plants should have proper drainage to avoid collection of water in the pots
pesticides should be used against mosquitoes as and when required