Biological Control
Easybiology
Use of Trichoderma in agriculture primarily targets:
Select the correct option:
Solution
Incorrect! Answer:
Fungal pathogen suppression
- Identity: Trichoderma is a genus of free-living fungi that are very common in soil and root ecosystems.
- Biocontrol agent: They are used as efficient biocontrol agents for several plant pathogens.
- Mechanism: They suppress other fungi through competition for nutrients, secretion of antibiotics (antibiosis), and direct parasitism of pathogenic fungal hyphae.
- Application: Often used as seed treatments to prevent soil-borne diseases like root rot and wilt.
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About This Question
- Subject
- biology
- Chapter
- biotechnology and its applications
- Topic
- biological control
- Difficulty
- Easy
- Year
- 2025
Solution
Correct Answer:
Fungal pathogen suppression
- Identity: Trichoderma is a genus of free-living fungi that are very common in soil and root ecosystems.
- Biocontrol agent: They are used as efficient biocontrol agents for several plant pathogens.
- Mechanism: They suppress other fungi through competition for nutrients, secretion of antibiotics (antibiosis), and direct parasitism of pathogenic fungal hyphae.
- Application: Often used as seed treatments to prevent soil-borne diseases like root rot and wilt.
This easy difficulty biology question is from the chapter biotechnology and its applications, covering the topic of biological control. It appeared in the 2025 exam.
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