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  1. Which of the following is not used as a biopesticide?
  2. The structures that are formed by stacking of organized flattened membranous
  3. If decomposers on the earth are totally extinct, the most secure effect would
  4. The process of removal of introns and joining of exons is called
  5. In a plant organ,which is converted by periderm and in which the stomata are absent