Which one of the following proved effective for biological control of nematodal diseases in plants?

  • A
    Gliocladium virens
  • B
    Paecilomyces lilacinus
  • C
    Pisolithus tinctorius
  • D
    Pseudomonas cepacia

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Integrated Pest Management $(IPM)$ is based on which of the following?

Cochineal insects have proved very useful for the control of

Bionematicides are used for the control of which pests?

Match the following columns and select the correct option:
Column $I$Column $II$
$(a)$ Dragonflies$(i)$ Biocontrol agents of several plant pathogens
$(b)$ Bacillus thuringiensis$(ii)$ Get rid of aphids and mosquitoes
$(c)$ Glomus$(iii)$ Narrow spectrum insecticidal applications
$(d)$ Baculoviruses$(iv)$ Biocontrol agents of lepidopteran plant pests
$(v)$ Absorb phosphorus from soil

The microbe used for the biocontrol of pest butterfly caterpillars is:

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