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Which of the following is correct?
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a
Pesticides are synthetic unpleasant chemicals
b
Repeated use of the same or similar insecticides make them ineffective
c
Most of these are insoluble in water and non-biodegradable
d
All of the above are correct
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Correct option is D
Pesticides are synthetic unpleasant chemical, repeated use of the same or similar insecticides make them ineffective and most of these are insoluble in water and non- biodegradable.Talk to our academic expert!
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