Question:
Name the microbe that is used as biocontrol agent for controlling pest butterfly caterpillars:
Name the microbe that is used as biocontrol agent for controlling pest butterfly caterpillars:
Show Hint
Bt = Biocontrol bacteria that kills insect larvae by damaging their gut lining.
Updated On: Jun 20, 2025
- Streptococcus spp.
- Trichoderma spp.
- Bacillus thuringiensis
- Saccharomyces cerevisiae
Hide Solution
Verified By Collegedunia
The Correct Option is C
Solution and Explanation
Bacillus thuringiensis (Bt) produces insecticidal crystal proteins toxic to larval stages of insects like butterfly caterpillars. It is used as a biocontrol agent in both spray and transgenic crop forms to naturally manage pest populations.
Was this answer helpful?
0
0
Top Questions on Biotechnology
- Student to attempt either option (A) or (B): (A) Biotechnology has helped farmers to get pest-resistant cotton plants. Explain the technique adopted along with its mode of action.
OR
(B) Explain any two molecular diagnostic techniques that help to detect pathogens from suspected patient.- CBSE CLASS XII - 2025
- Biology
- Biotechnology
- Name the process involved in the production of nematode-resistant tobacco plants, using genetic engineering. Explain the strategy adopted to develop such plants.
- CBSE CLASS XII - 2025
- Biology
- Biotechnology
- pBR which is frequently used as a vector for cloning gene in E. coli is a/an:
- CBSE CLASS XII - 2025
- Biology
- Biotechnology
- Assertion (A): To generate only a part of the plant from a cell is totipotency.
Reason (R): Suitable special nutrient media and sterile conditions are required in in vitro conditions for the division of cells in explants.- CBSE CLASS XII - 2025
- Biology
- Biotechnology
- Isolation of DNA from a plant cell can be achieved by using:
- CBSE CLASS XII - 2025
- Biology
- Biotechnology
View More Questions
Questions Asked in CBSE CLASS XII exam
- In case of association, abnormal molar mass of solute will:
- CBSE CLASS XII - 2025
- Solutions
- The current through an inductor is uniformly increased from zero to 2 A in 40 s. An emf of 5 mV is induced during this period. Find the flux linked with the inductor at t = 10 s.
- CBSE CLASS XII - 2025
- Electromagnetic induction
- Two coherent light waves, each having amplitude ‘a’, superpose to produce an interference pattern on a screen. The intensity of light as seen on the screen varies between:
- CBSE CLASS XII - 2025
- Interference Of Light Waves And Young’S Experiment
- Which of the following electromagnetic waves has photons of largest momentum?
- CBSE CLASS XII - 2025
- Electromagnetic waves
- Which of the following rays coming from the Sun plays an important role in maintaining the Earth’s warmth?
- CBSE CLASS XII - 2025
- Thermodynamics
View More Questions