M.Sc. (Semester III) (CBCS) Examination Oct/Nov-2017
Agrochemicals And Pest Management
ADVANCES IN PEST CONTTROL I
Day Date: Saturday, 18-11-2017 Max. Marks:70
Time: 02.30 PM 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 correct answer from options given below 14
Atomization of the liquid spray into proper size droplet is the main function
of
Agitator Pressure gauges
Nozzle Hose
Discharge rate power operated duster is
13 kg/min. 0.5 to 150 gram/min.
13 to 20 kgm/min. 1 to 9 kg/min.
A parasite attacks on phytophagous insects are called as
parasites.
Primary Secondary
Tertiary Hyper
Concept of genetic control of insect pest was coined by
Pau Muller E. F. Knipling
Michel Faraday Jorger Mendele
Sulphur is used as a
Herbicide Fungicide
Insecticide Nematicide
is used as a repellants against mosquitoes.
Alderin Di methyl phthalate
Citronil oil Indalone
The good example of anti feedant is
Carbamate Rogar
Neon Chloropyriphos
is a good trap crop near the cotton to attract Jassid and
Spotted ball worm.
Tur Castor
Bean Bhendi
"Bt" insecticidal formulation act as Poisson.
Contact Stomach
Nervous Respiratory
10) is used in cultural method of pest control.
Crop rotation chemicals
light trap Sterile technique
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SLR-MA-20
11) Warfarin baits are used for control of
Fruit fly White fly
Rats Termites
12) is an organism which is usually smaller than its prey and
single or more individuals usually require for killing the host.
Predators Parasites
Parasitoids All of the above
13) A substance produced by one or both sexes and brings both sexes
together for feeding and protection purposes are called as
pheromones.
Alarm Aggregation
Sex Repell
14) is includes in biological method of pest control.
Insecticide Herbicide
Weedicide repellent
Section II
Q.2 Enlist various method of pest control. Explain the Biological method of
pest control with suitable example.
07
Enlist the plant protection appliances. Explain hand atomizer sprayer. 07
Q.3 Give an account of Chemosterilants in pest control programme with
suitable example.
07
Explain the factors affecting on Host Plant Resistance. 07
Q.4 Define host plant resistance. Explain mechanism of resistance in plants. 07
Explain the detail genetic method of pest control. 07
Section III
Q.5 Repellents and their role in pest control. 05
Use of Neem in plant protection. 05
Write a note on Insecticide. 04
Q.6 Types of nozzles. 05
Management of stored agricultural commodities. 05
Breeding for insect resistance. 04
Q.7 Insecticide resistance. 05
Plant origin insecticides. 05
Repellant. 04