LDE (other) • 2021 • Paper-I
The time required for spinning silk to make a cocoon from beginning to end is usually about:
A)
12 hours
B)
24 hours
C)
48 hours
D)
56 hours
This is the standard sericulture/agronomic practice for the condition stated.
LDE (other) • 2021 • Paper-I
The inter-plant and inter-row distance recommended for tropical countries is:
A)
1×1 feet
B)
2×2 feet
C)
3×3 feet
D)
4×4 feet
This follows the standard mulberry/sericulture cultivation recommendation for the stated condition.
LDE (other) • 2021 • Paper-I
The male larva has a single median opening at the junction of the 8th and 9th segments called opening of __________:
A)
Herold’s gland
B)
Receptaculum Seminis
C)
Ishiwata’s foreglands
D)
Ishiwata’s hindglands
This is the standard sericulture/agronomic practice for the condition stated.
LDE (other) • 2021 • Paper-I
Regular irrigation at an interval of __________ days is ideal for mulberry plant:
A)
2 – 3
B)
3 – 5
C)
5 – 6
D)
8 – 10
This follows the standard mulberry/sericulture cultivation recommendation for the stated condition.
LDE (other) • 2021 • Paper-I
How many times required bed cleaning during the 2nd instar:
A)
one
B)
two
C)
three
D)
four
This is the standard sericulture/agronomic practice for the condition stated.
LDE (other) • 2021 • Paper-I
__________ system is followed for rainfed mulberry crop:
A)
Pit system
B)
Row system
C)
Kolar system
D)
Strip system
This follows the standard mulberry/sericulture cultivation recommendation for the stated condition.
LDE (other) • 2021 • Paper-I
Larval period of multivoltine races of Bombyx mori is:
A)
5 -10 days
B)
10 – 20 days
C)
20 – 25 days
D)
25 – 30 days
The larval period is about 20–25 days in multivoltine races.
LDE (other) • 2021 • Paper-I
In leaf picking method, the first bottom pruning has to be taken up at a height of __________ from ground level:
A)
5 – 10 cm
B)
10 – 15 cm
C)
15 – 20 cm
D)
20 – 25 cm
This follows the standard mulberry/sericulture cultivation recommendation for the stated condition.
LDE (other) • 2021 • Paper-I
Mulberry can be grown in a rainfall rage of:
A)
150mm – 500mm
B)
200mm – 750mm
C)
400mm – 1500mm
D)
600mm – 2500mm
This is the standard sericulture/agronomic practice for the condition stated.
LDE (other) • 2021 • Paper-I
In row system of planting, recommended dose of NPK(Kg/ha) in irrigated areas:
A)
50 : 50 : 50
B)
100 : 50 : 50
C)
200 : 100 : 100
D)
300 : 120 : 120
This follows the standard mulberry/sericulture cultivation recommendation for the stated condition.
LDE (other) • 2021 • Paper-I
Transferring of matured silkworm larvae to a suitable frame to spin cocoon is called:
A)
Moulting
B)
Spinning
C)
Brushing
D)
Mounting
This is the standard sericulture/agronomic practice for the condition stated.
LDE (other) • 2021 • Paper-I
Required temperature during the 5th instar:
A)
16 – 180C
B)
23 – 240C
C)
24 – 280C
D)
28 – 300C
This is the standard sericulture/agronomic practice for the condition stated.
LDE (other) • 2021 • Paper-I
__________ consists of dung, urine and straw that has been used as bedding for cattle:
A)
Green manure
B)
compost
C)
FYM
D)
Sericulture waste
This follows the standard mulberry/sericulture cultivation recommendation for the stated condition.
LDE (other) • 2021 • Paper-I
__________ helps uniform hatching of eggs:
A)
Incubation
B)
Black boxing
C)
Procurement of eggs
D)
Brushing
This is the standard sericulture/agronomic practice for the condition stated.
LDE (other) • 2021 • Paper-I
__________ races lay only diapausing eggs:
A)
Univoltine
B)
Bivoltine
C)
Multivoltine
D)
Commercial
This is the standard sericulture/agronomic practice for the condition stated.
LDE (other) • 2021 • Paper-I
Moulting occurs __________ times during the larval life in commercial races.
A)
2
B)
3
C)
4
D)
5
This is a standard Bombyx mori life-cycle or morphology fact.
LDE (other) • 2021 • Paper-I
The best time for brushing is:
A)
6 am
B)
8 am
C)
10 am
D)
11 am
This is the standard sericulture/agronomic practice for the condition stated.
LDE (other) • 2021 • Paper-I
__________ requires more labour and further the leaves wither too quickly:
A)
Leaf picking
B)
Branch cutting
C)
Whole shoot harvest
D)
Top cutting
Branch cutting requires more labour and harvested leaves lose freshness quickly.
LDE (other) • 2021 • Paper-I
The inter-row spaces are covered with cut-straw mats or mulberry twigs as a protective material. This is called:
A)
Intercultivation
B)
Pruning
C)
Grafting
D)
Mulching
This follows the standard mulberry/sericulture cultivation recommendation for the stated condition.
LDE (other) • 2021 • Paper-I
The period of mulberry storage should not exceed __________:
A)
8 hours
B)
12 hours
C)
18 hours
D)
24 hours
This follows the standard mulberry/sericulture cultivation recommendation for the stated condition.
LDE (other) • 2021 • Paper-I
At least __________ should be carried out during the first six months after planting of cuttings:
A)
one weeding
B)
two weedings
C)
three weedings
D)
four weedings
This follows the standard mulberry/sericulture cultivation recommendation for the stated condition.
LDE (other) • 2021 • Paper-I
__________ is the most popular method used for commercial plantation:
A)
Seedling propagation
B)
Vegetative propagation
C)
Cutting propagation
D)
Grafting
This follows the standard mulberry/sericulture cultivation recommendation for the stated condition.
LDE (other) • 2021 • Paper-I
Recommended dose of fertilizer during 1st year under rainfed is:
A)
25N : 25P : 25K
B)
50N : 50P : 50K
C)
50N : 25P : 25K
D)
50N : 25P : 50K
This follows the standard mulberry/sericulture cultivation recommendation for the stated condition.
LDE (other) • 2021 • Paper-I
Silkworm are fond of __________ dim light:
A)
15 – 30 lux
B)
20 – 25 lux
C)
25 – 30 lux
D)
30 – 35 lux
This is the standard sericulture/agronomic practice for the condition stated.
LDE (other) • 2021 • Paper-I
__________, in which the mulberry branches are cut around mid-height at about one metre:
A)
Bottom pruning
B)
Middle pruning
C)
Top pruning
D)
Ground pruning
This follows the standard mulberry/sericulture cultivation recommendation for the stated condition.
