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प्रश्न
Explain the significant role of the genus Nucleopolyhedrovirus in an ecological sensitive area.
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उत्तर
The genus Nucleopolyhedrovirus plays a key role in ecologically sensitive areas by acting as a species-specific biological control agent for insect pests. It kills target pests without harming plants, mammals, birds, fish, or beneficial insects, helping to conserve biodiversity and aid integrated pest management.
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संबंधित प्रश्न
Given below is a list of six micro-organisms. State their usefulness to humans.
- Nucleopolyhedrovirus
- Saccharomyces cerevisiae
- Monascus purpureus
- Trichoderma polysporum
- Penicillium notatum
- Propionibacterium sharmanii
Why are baculoviruses considered good biocontrol agents?
Give two examples of microbial pesticides with their hosts.
Why are the spores of Bacillus thuringiensis used as bioinsecticide?
What is mycorrhiza?
Which of the following can be killed using Nosema locustae?
Identify the INCORRECT statement regarding Bacillus thuringiensis.
Which of the following is TRUE regarding Xanthomonas and Pseudomonas?
Which of the following is the INCORRECT statement?
Which one of the following statements is WRONG in relation to transgenic Bt cotton plant?
Describe the main ideas behind the biological control of pests and diseases.
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?
Explain how Bacillus thuringiensis acts as a bio-control agent.
What is the mechanism by which Bacillus thuringiensis (Bt) kills insect larvae?
What plant insect pest does Bacillus thuringiensis specifically target on Brassicas and fruit trees?
Which fungal mycoherbicide is used to control most weeds?
What is an example of a transgenic plant mentioned as a category of bioherbicide?
Which dragonflies control as a biocontrol insect agent?
What is the relationship between biopesticides and chemical pesticides in terms of safety?
