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NEET2016ZoologyMicrobes in Human WelfareActual

Which of the following is used as bioinsecticide?

Options

  1. ABacillus polymyxa
  2. BCylindrospermum licheniforme
  3. CPhytophthora palmivora
  4. DChrysanthemum cinerarifolium

Correct answer

D. Chrysanthemum cinerarifolium

Step-by-step solution

Bacillus polymyxa and Cylindrospermum licheniforme are freeliving nitrogen fixing bacteria and cyanobacteria respectively. Phytophthora palmivora is a mycoherbicide. Pyrethrum is an insecticide obtained from the inflorescence of Chrysanthemum cinerarifolium.

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