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      Question

      Third generation pesticides

      are
      A Insect hormone analogues Correct Answer Incorrect Answer
      B Insect repellents Correct Answer Incorrect Answer
      C Pheromones Correct Answer Incorrect Answer
      D Pathogens Correct Answer Incorrect Answer

      Solution

      Third generation pesticides are far superior to the lead arsenate and DDT that epitomize the two earlier generations. These chemicals are called juvenile hormones which are made in two small glands in insectsтАЩ heads.

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