Direction for: In each of the following questions a statement of Assertion is given followed by a corresponding statement of Reason just below it. Of the statements mark the correct answer as
Assertion: Organochlorine pesticides are organic compounds that have been chlorinated. Reason: Fenitrothion is one of the organochlorine pesticides.A) If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
B) If both Assertion and Reason are true but the Reason is not the correct explanations of Assertion.
C) If Assertion is true, but Reason is false.
D) If both Assertion and Reason are false.
Correct Answer: C
Solution :
Pesticides are the substances which is used to kill or repel pests. On the basis of chemical structure, major pesticides are grouped under five categories, (i) organochlorines (ii) organophosphates (iii) carbamates (iv) pyrethroids (v) triazines. Organochlorines are basically organic compounds that have been chlorinated and have very low bio-degradation and get accumulated in environment and possess serious problems. DDT, BHC, Aldrin and Endosulphan are the examples of organochlorines. Fenitrothion is an example of organophosphate.
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