LDE (other) • 2018 • Paper-II
The causative agent of leaf roller is
A)
Meconellicoccus hirsutus
B)
Diaphania pulverulentalis
C)
Spodoptera litura
D)
Diacrisia obliqua
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
The infected diseased and abnormal worms should be:
A)
Handpicked and thrown out
B)
Handpicked and incinerated
C)
Handpicked and keep aside
D)
Handpicked and put into the dustbin.
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
Which one of the following is not grainage equipment?
A)
Plastic rearing tray
B)
Rearing rack
C)
Cutting knife
D)
Chopping knife
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
The P2 seed multiplication is normally done in
A)
Private farms
B)
Govt. Farms
C)
NSSP
D)
None of these
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
Hydrometer is an instrument which is used to measure:
A)
Specific gravity of acid
B)
Formalin strength
C)
Humidity
D)
Alkaline strength
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
Ideal temperature for preservation of seed cocoon
A)
240C to 260C
B)
270C to 280C
C)
290C to 300C
D)
None of these
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
Another term of Hybrid is
A)
Heterosis
B)
Mitosis
C)
Mutation
D)
Photosynthesis
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
Cellules are designed to provide
A)
Darkness
B)
Optimum humidity
C)
Disinfection
D)
All of these
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
In order to produce Disease free layings, individual mother Moth is homogenized in
A)
2ml of 0.6 % K CO2 3
B)
2ml of 0.5 % K CO2 3
C)
80ml of 0.6 % K CO2 3 for 1 minute
D)
None of these
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
In India, what type of ‘Tier system’ is generally adopted for seed organisation.
A)
3 Tier System (P1, P2, P3 System)
B)
2 Tier System (P1, P2 System)
C)
4 Tier System (P1, P2, P3, P4 System)
D)
Single Tier System
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
As soon as cocoon arrive at grainage, cocoon is sorted for:
A)
Rejection of flimsy cocoon
B)
Rejection of stained cocoon
C)
Rejection of double cocoon
D)
All of the above
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
Among the silkworm disease ‘Conidia’ is associated with:
A)
Fungal disease
B)
Viral disease
C)
Bacterial disease
D)
Protozoan disease
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
Silkworm breeds which are generally reared in colder regions and complete only one life cycle in a year is
A)
Bivoltine
B)
Univoltine
C)
Multivoltine
D)
Trivoltine
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
Powdery mildew occurs in
A)
Summer season
B)
Rainy season
C)
Winter season
D)
During winter and Rainy season
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
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
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
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
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.
LDE (other) • 2018 • Paper-II
In Mizoram, what type of ‘Tier system’ is generally adopted?
A)
4 Tier System (P1, P2, P3, P4 System
B)
2 Tier System(P1,P2 System)
C)
3 Tier System (P1, P2, P3 System)
D)
Single Tier System
The answer follows standard sericulture, mulberry pest/disease, grainage and seed-production practice.
LDE (other) • 2018 • Paper-II
In loose egg preparation, the separated eggs are soaked for 10 minutes in
A)
2 % formalin
B)
0.1 % Bleaching powder
C)
0.2 % Bleaching powder
D)
0.5 % Bleaching Powder
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 Viral disease?
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
___________ examination is most effective.
A)
Individual moth
B)
Mass examination
C)
20 – 30 moths
D)
40 – 60 moths
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 with:
A)
4% Formaldehyde
B)
2% Formaldehyde
C)
3 % Formaldehyde
D)
1% Formaldehyde
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.
