M.Sc. (Semester IV) (CBCS) Examination Oct/Nov-2017
Agrochemicals And Pest Management
ADVANCES IN PEST CONTROL II
Day Date: Monday, 20-11-2017 Max. Marks:70
Time: 02.30 AM to 05.00 PM
Instructions: All questions are compulsory.
Attempt any Two questions from Section II
Attempt any Two questions from Section III
All questions carry equal marks
Section I
Q.1 Choose the correct answer from options given below: 14
is the example of predators.
Sugarcane and wooly aphid Cut worm
Termite Lady bird beetle
Ti plasmid used for transfer process in rDNA technique.
Bacterium Nucleus
Gene None of above
Alarm pheromone is the example of
Attractants Repellant
Pathogens None of the above
Juvenile hormone is secreted by of the brain.
Pitutary Prothorasic
Corpora alata Corpora cardiac
Oil of citronella is the example of
Attractants Repellant
Chemosterilant Pheromones
Miscellaneous group are included in
Attractants Repellant
Chemosterilant Pheromones
refers to the disease producing power of a group or sp. Of
micro-organisms.
Infectivity Virulence
Pathogenecity All the above
Trichogamma chelonus is parasitoid.
Egg Larval
Pupal Adult
Triflumuron is used as
Starycide Weedicide
Herbicide None of the above
10) E.F.Kinipling was initiated control of screw worm fly.
Mechanical Legal
Genetic All the above
11) Due to fungal infection condition occurs.
Dysentery Mycosis
Both a and b None of the above
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SLR-MA-29
12) Use of hybrid sterility used in control in pest.
Mechanical Legal
Genetic All of the above
13) Bacillus thuringiensis bacterium produces a crystal toxic substance called

Alpha endotoxin Beta endotoxin
gamma endotoxin Delta endotoxin
14) Shape of NPV is
Round Quadrangular
Cylindrical None of the above
Section II
Q.2 What is microbial control of insect and explain fungi pathogen in details? 07
What is isparasitoid and explain use of parasitoid in rice field. 07
Q.3 What are the semiochemicals? Discuss the importance of pheromones. 07
Describe the biotechnological applications in pest management. 07
Q.4 Define biological control and discuss how it is better than chemical
control.
07
What is genetic engineering? How vector mediated gene transfer takes
place.
07
Section III
Q.5 Explain Chemosterilants. 05
Use of bacteria pathogen in pest management. 05
Insect growth regulators. 04
Q.6 Light activated pesticides. 05
Juvenile hormone. 05
Hot water treatment for disease control. 04
Q.7 Genetial method of pest control. 05
Write note on herbicide and weedicide. 05
Enlist the advances in pest control. 04