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प्रश्न
What for Nucleopolyhydro viruses are being used now a days?
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उत्तर
Necleopolyhydroviruses are used for the biological control of insect pesto.
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संबंधित प्रश्न
Trichoderma konigi is a source of _______ enzyme.
(A) invertase
(B) lipase
(C) pectinase
(D) cellulase
Why are baculoviruses considered good biocontrol agents?
State the difference in organic farmers approach from that of conventional pest control methods.
Give an example of a bacterium, a fungus and an insect that are used as biocontrol agents.
How does the activity of each one of the following help in organic farming?
Mycorrhiza
______ are controlled by the microbial herbicide Phytophthora palmivora.
Which of the following is the INCORRECT statement with respect to biocontrol agents?
From the following which one is NOT a bacterial herbicide?
Identify the reason/s due to which Trichoclerma species is a potent biocontrol agent.
Which one of the following statements is WRONG in relation to transgenic Bt cotton plant?
The free-living fungus Trichoderma can be used for ______.
How do microbes reduce the environmental degradation caused by chemicals?
Organic farmer use Trichoderma as biological control agents. Explain.
Nucleopolyhedrovirus do not show ______.
Which of the following is incorrect regarding Bacillus thuringiensis?
A farmer grew 2 varieties of corn crops in fields A and B. He grew normal corn crops in field A and GM corn crops in field B. He observed corn borers attacked only in field A. To control it, spores of Bt were sprayed in field A.
- Name the gene in the spores responsible for the control of this pest.
- What effect will the spores of Bt have on the insect pest?
- How has field B developed resistance against this pest?
give any two examples of microbial herbicides.
Explain how Bacillus thuringiensis acts as a bio-control agent.
