LDE (other) • 2018 • Paper-II
Septicemia is a
A)
Bacterial disease
B)
Viral disease
C)
Fungal disease
D)
Protozoan disease
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
If the attack of root knot disease is too severe, food plant should be:
A)
Cut at ground level
B)
Uprooted and replanted
C)
Sprayed with Insecticide
D)
None of these
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
Red rust disease is caused by a fungus
A)
Aecidium mori
B)
Pseudomonas syringae
C)
Fusarium pollidoroseum
D)
Cerotelium fici
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
Mother moth examination is conducted to prevent silkworm from
A)
Muscardine disease
B)
Grasserie disease
C)
Flacherie disease
D)
Pebrine disease
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
To achieve better hatchability the temperature of the incubation room should be maintained at
A)
280C
B)
260C
C)
300C
D)
320C
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
The most dangerous disease in mulberry due to its epidemic nature and potentiality to kill the plants completely
A)
Root knot disease
B)
Root rot disease
C)
Stem canker
D)
Coller rot disease
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
The egg laying capacity of a breed is referred to as
A)
Egg production
B)
Fecundity
C)
Egg duration
D)
Egg capacity
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
Among the silkworm diseases which disease is transmitted from parents to the offspring?
A)
Bacterical
B)
Flacherie
C)
Pebrine
D)
Fungal
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
The target area of the leaf roller is
A)
The apical portion of the mulberry shoot
B)
Marginal part of the leaf
C)
Stalk of the leaf
D)
Ventral side of the leaf
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
The symptoms of tukra is:
A)
Leaf fall
B)
Leaf curling
C)
Leaf rolling
D)
Yellow leaf
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
Leaf spot can be controlled by
A)
Spraying 0.2 % Bavistin solution on the leaves
B)
Spraying 0.2 % streptomycin on the leaves
C)
Removal of affected portion
D)
Spraying Rogor on the leaves
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
Which one of the following acid is used for treatment of eggs to prevent diapause?
A)
Sulphuric acid
B)
Nitric acid
C)
Hydrochloric acid
D)
Bromic acid
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
Silkworm Rearing and appliances should be thoroughly disinfected at least:
A)
one day before rearing
B)
one week before rearing
C)
2 days before rearing
D)
36Hrs before rearing.
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
Which one of the following silkworm disease is transmitted through gene?
A)
Bacteria
B)
Flacherie
C)
Pebrine
D)
Grasserie
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
The required duration of dipping eggs into acid for cold acid treatment is:
A)
15-20 minutes
B)
10-15 minutes
C)
30-35 minutes
D)
about 60 minutes
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
Silkworm eggs should be disinfected/washed with:
A)
1.5% formalin solution
B)
2% formalin solution
C)
1% formalin solution 10hours
D)
2.5% formalin solution 16hours
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
A microscope with fine adjustment and a magnification of ___________ is deal for the identification of pebrine spores
A)
800 times
B)
500 times
C)
600 times
D)
900 times
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
Tha bacterial disease that infects the digestive organ is
A)
Streptococci
B)
Smitthia Virus
C)
Polydral body
D)
Sotto disease
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
Hibernating eggs can be prevented by acid treatment both in hot and cold, for hot acid treatment, the temperature of acid should be maintained at:
A)
40.3°C
B)
46.1°C
C)
49.2°C
D)
51.5°C
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
In cold acid treatment, the eggs dipping duration ranges between
A)
20 to 35 minutes
B)
40 to 90 minutes
C)
50 to 60 minutes
D)
60 to 70 minutes
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
The appearance of pebrine spore in microscope is:
A)
Transparent and oval
B)
Translucent and oval
C)
Shinning and oval
D)
Opaque and oval
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
Under optimum conditions of temperature and humidity moth emergence occurs in
A)
12 to 14 days from the date of spinning
B)
7 to 10 days from the date of spinning
C)
5 to 8 days from the date of spinning
D)
None of the above
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
For production of non-hibernating seed, the egg is collected after oviposition and:
A)
The eggs should be kept for distribution
B)
The eggs should be put outside for sun drying
C)
The eggs should be rinsed with clear water and disinfected with 2% formalin
D)
The eggs should be kept in clean and dry place without wetting
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
The purpose of mother moth examination is to detect
A)
Muscardine disease
B)
Pebrine disease
C)
Grasserie disease
D)
Flacherie disease
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
To eliminate the possible risk of surface contamination of eggs by various pathogens, surface sterilization of eggs with 2% formaldehyde solution for ___________ minutes is compulsory
A)
10 – 15 minutes
B)
5 – 10 minutes
C)
10 minutes
D)
15 minutes
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
