$(i)$ Name the three varieties of pesticides used.
$(ii)$ Write the problems related to the excess use of pesticides.

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(N/A) $(i)$ The three main varieties of pesticides are herbicides,insecticides,and fungicides.
$(ii)$ The problems related to the excessive use of pesticides are as follows:
$(a)$ Pesticides contain toxic chemicals,and their excessive use poses significant health risks to living organisms.
$(b)$ It leads to various health issues such as abdominal disorders,respiratory problems,and skin allergies.
$(c)$ It causes environmental pollution,including soil and water contamination,which leads to long-term ecological hazards.

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