IPM

Q. Integrated Pest Management aims at

1. The use of natural pesticides
2. The use of Sterile Insect Technique
3. The use of synthetic fertilisers for pest management
4. The use of susceptible crop varieties

Q. Baculoviruses are excellent pathogens for

1. species-specific narrow spectrum pesticidal applications
2. species-specific broad spectrum pesticidal applications
3. species-specific narrow spectrum insecticidal applications
4. species-specific broad spectrum insecticidal applications

Q.

What is rabbing in tobacco?

Q. (a) How do organic farmers control pests? Give two examples.

(b) State the difference in their approach from that of conventional pest control methods. [3]

Q. Which one of the following option is incorrect?

1. Nucleopolyhedrovirus are excellent model for broad-spectrum insecticidal applications
2. This is especially desirable when beneficial insects are being conserved to aid in an overall IPM programme
   
3. The majority of baculoviruses used as biological control agents are in the genus Nucleopolyhedrovirus
4. Nucleopolyhedrovirus have no negative impacts on plants, mammals, birds, fish or even on non-target insects

Q. State whether true or false:
IPM aims to control pests by using eco-friendly pest management techniques.

1. True
2. False

Q. Which of the following pest control techniques is/are used in IPM?

1. Use of citronella and neem oil as effective pesticides
2. Use of genes from Bacillus thuringiensis to eradicate bollworm
3. Use of Trichoderma harzianum fungus as a fungicide
4. All of the above

Q. Regarding the assertion and reason, choose the right option.
Assertion [A]: Integrated Pest Management (IPM) is a broad approach for the control of pests without polluting the environment in an economical way.
Reason [R]: IPM uses naturally occurring compounds from plants, animals, fungi and bacteria as pesticides.

1. Both A and R are true, but R does not explain A
2. Both A and R are true and R explains A
3. A is true and R is false
4. Both A and R are false

Q. How can plant pests in a field be controlled without polluting the environment?

1. Digestive system

2. Nervous system

3. circulatory systemq

4. Muscular strength

Q. What are some bio-safety issues concerned with genetically modified crops?

Q. Baculoviruses are excellent pathogens for

1. species-specific narrow spectrum pesticidal applications
2. species-specific broad spectrum pesticidal applications
3. species-specific narrow spectrum insecticidal applications
4. species-specific broad spectrum insecticidal applications

Q. The tumour inducing capacity of Agrobacterium tumefaciens is located in large extrachromosomal plasmid called as

1. Ti - plasmid
2. $\lambda$ phage
3. Ri - plamid
4. Plasmid pBR322

Q. Integrated Pest Management aims at

1. Reduction of ozone depleting substances
2. Biodiversity conservation
3. Control of water pollution
4. Control of CO₂ emission

Q. Match the following.

1. Elimination of weeds
2. Natural pesticide
3. Sterile male pest
4. Gene modification

Q. Milk vine weed is being eradicated from citrus with the help of which of the following herbicide?

1. 2, 4 - D
   
2. Phytophthora palmivora
3. Pyrethrin
4. None of the above

Q.

use of microbes as biocontrol agents

Q. Latest trend in plant disease control is

1. Chemical control
2. Biological control
3. Good maure and fertilizer
4. breeding of disease resistance

Q. Insect tolerant gene from Bacillus thuringiensis is introduced using Ti plasmid of

1. Escherichia coli
2. Haemophilus influenzae
3. Agrobacterium tumefaciencs
4. Arabidopsis thaliana

Q. Assertion :Man will flourish in all fronts if pests are destroyed. Reason: The elimination of pests would increase the yield in agricultural production.

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion.
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.
3. Assertion is correct but Reason is incorrect.
4. Assertion is incorrect and Reason is correct.

Q. Which of the following is a physical method of integrated pests management?

1. Humidity
2. Cold
3. Conservation of native enemy population
4. Both A and B

Q. Which one of the following option is incorrect?

1. Nucleopolyhedrovirus are excellent model for broad-spectrum insecticidal applications
2. Nucleopolyhedrovirus have no negative impacts on plants, mammals, birds, fish or even on non-target insects
3. The majority of baculoviruses used as biological control agents are in the genus Nucleopolyhedrovirus
4. This is especially desirable when beneficial insects are being conserved to aid in an overall IPM programme