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प्रश्न
Which of the following statements regarding biocontrol agents are correct?
विकल्प
They act in three ways, either they cause the disease to the pest or compete or kill them.
They are agents that eliminate and control diseases and pests.
They are grouped as bacterial, fungal, viral and protozoan.
All of these
MCQ
उत्तर
All of these
shaalaa.com
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