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question_answer1) Houseflies and mosquitoes have become resistant to the
question_answer2) The pesticides used in killing the acquatic pests (including insects) is
question_answer3) Carbaryl is a
question_answer4) The conc. of pesticide require to destroy 50% of pest is called [MP PMT 1993]
question_answer5) Ratio of \[CuS{{O}_{4}},Ca{{(OH)}_{2}}\] and water in ?Bordeaux mixture' is
question_answer6) Broad spectrum insecticide is
question_answer7) Which of the following is a fungicide
question_answer8) Herbicticide derived from urea is
question_answer9) Which of the following when dissolved in water make(s) Bordeaux mixture [MP PMT 1994; AIIMS 1998; BHU 1998]
question_answer10) Mosquito-repelling coils contain [MP PMT 1994]
question_answer11) Mode of action of following pesticides is similar
question_answer12) The pesticides most toxic to vertebrates are
question_answer13) Which of the following pesticides does not inhibit cholinesterase
question_answer14) Among pesticides zinc phosphide is used for [MP PMT 1995]
question_answer15) Which one among the following is likely to have the highest levels of DDT depositions in its body [CBSE PMT 1994]
question_answer16) Major drawback of DDT as a pesticide is that [CBSE PMT 1994; AFMC 2002]
question_answer17) The chemical formula of ?paris green' is
question_answer18) Which one of the following pesticide is banned now-a-days [MP PMT 1996; BVP 2003]
question_answer19) The first fungicide discovered for plant disease control was
question_answer20) BHC and DDT belong to which class of pesticides [MP PMT 1997]
question_answer21) 'Boredeaux mixture' is used as a [BHU 1995; MP PMT 1997; BVP 2004]
question_answer22) Organophosphate insecticides inhibit [MP PMT 1998]
question_answer23) What type of poison is ethylene dichloride [MP PMT 1999]
question_answer24) Which of the following pesticides is an acetylcholinesterase inhibitor [CBSE PMT 1998; MP PMT 2003]
question_answer25) Nobel prize was awarded to Paul Muller on the discovery of which of the following pesticides [MP PMT 2001]
question_answer26) Which are the two active ingredients in 'Flit'
question_answer27) Bordeaux mixture was first used in:
question_answer28) Baygon contains [EAMCET 1989]
question_answer29) A carbamate pesticide is
question_answer30) Which of the following pesticides have been successfully used in the control of locusts and grasshoppers in India
question_answer31) The pesticide used in foundations of buildings for preventing termite attack is
question_answer32) Which of the following is not an organo-chlorine
question_answer33) Which of the following pesticides is employed widely in antimalarial programmes
question_answer34) Mode of pesticide action is similar in
question_answer35) The chemical present in Temik is
question_answer36) Herbicide carbamates are [DPMT 1986]
question_answer37) Bordeaux mixture is named after
question_answer38) The chemical present in flit (finit) is
question_answer39) Carbamates used as fungicides are
question_answer40) Pesticides with very low biodegradation but strong affinity for fatty tissues are [AFMC 1988]
question_answer41) Which pesticides are lipophilic
question_answer42) Triazines are derived from
question_answer43) 2, 4-D is an effective [CBSE PMT 1996; BHU 1997; MH-CET 2000]
question_answer44) Which of the following pesticides are non-biodegradable
question_answer45) Methyl isocyanate gas is used for synthesizing
question_answer46) Fumigants are volatile toxicants
question_answer47) Which one is not matched [Bihar PMT 1988]
question_answer48) Biological magnification refers to [BVP 2002]
question_answer49) What is the main problem caused by the use of pesticides [AIEEE 2004]
question_answer50) To which class of pesticides do DDT, BHC, aldrin and endosulphan belong
question_answer51) Which one among the following is likely to have the highest levels of DDT deposition in its body [CBSE PMT 1994; BVP 2004]
question_answer52) Endosulphan is a [MP PMT 1996]
question_answer53) In India, the most commonly used pesticide BHC is
question_answer54) Pyrethrin is extracted from [RPMT 1989; CPMT 1999]
question_answer55) Drinking of mineral water with very low level of pesticides (about 0.02 ppm) for long periods may [AIIMS 2003]
question_answer56) The most likely reason for the development of resistance against pesticides in insects damaging a crop is [CBSE PMT 2004]
question_answer57) The chemical used in National Malaria Eradication Programme is [BHU 2004]
question_answer58) Bordeaux mixture can be prepared by mixing the copper sulphate with [Manipal 2005]
question_answer59) The pesticide useful in the control of aphids, caterpillars, plant bugs and borers is
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