'Devine' and 'Collego' are two agricultural substances that are used as

  • A
    Biofertilizers
  • B
    Natural insecticides
  • C
    Insect hormones
  • D
    Bioherbicides

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Which fish controls diseases like malaria and filariasis by feeding on mosquito larvae?

Which one of the following is $NOT$ a mycoherbicide?

The latest trend in plant disease control is:

Match the following biopesticides with their respective plant or microbial sources and select the correct option.
List-$I$List-$II$
$(a)$ Rotenone$(1)$ Derris elliptica
$(b)$ Nimbin$(2)$ Azadirachta indica
$(c)$ Pyrethrum$(3)$ Chrysanthemum cinerariifolium
$(d)$ Thurioside$(4)$ Bacillus thuringiensis

Which one of the following is $NOT$ a bioherbicide of bacterial origin?

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