TNPSC Group 2 2015 Paper

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Question : 55 of 100
 
Marks: +1, -0
Match List I with List II, select the correct answer using the codes given in the options :
  List I   List II
(a) First Generation Pesticides 1. Pheromones
(b) Second Generation Pesticides 2. Juvenile Hormones
(c) Third Generation Pesticides 3. Pyrethrins
(d) Fourth Generation Pesticides 4. Organo phosphates
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