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Question

Which of the following statements are correct regarding sericulture?
(i) After hatching, the silkworms are fed on freshly chopped mango leaves.
(ii) The silk fibre is obtained from the cocoons by a delicate process known as reeling.
(iii) If an adult is allowed to emerge out from cocoon, the cocoon becomes useless for silk production.

A
(i) and (ii)
B
(i) and (iii)
C
(ii) and (iii)
D
(i), (ii) and (iii)
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Solution
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Correct option is C. (ii) and (iii)

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Similar Questions
Q1
Which of the following statements are correct regarding sericulture?
(i) After hatching, the silkworms are fed on freshly chopped mango leaves.
(ii) The silk fiber is obtained from the cocoons by a process known as reeling.
(iii) If an adult is allowed to emerge out from cocoon, the cocoon, the cocoon becomes useless for silk production.
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Q2
Steps for the production of silk are given below in a jumbled order. Arrange them in their proper sequence.

(a) ​Eggs are warmed to a suitable temperature for the larvae to hatch from eggs.​
(b) Fibres are taken out from the cocoon.​
(c) After 25 to 30 days, the caterpillars stop eating and start spinning cocoons.​
(d) The larvae/caterpillars or silkworms are kept in clean trays along with freshly chopped mulberry leaves.​
(e) Female silk moths lay eggs.​
(f) Cocoons are kept under the sun or boiled in water.​
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Q3
Silk fibre is obtained from the cocoons by the process of _________.
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Q4

Choose the correct order of the steps with respect to silkworm rearing.

I. Eggs are incubated under controlled conditions

II. Silk cocoons are boiled

III. Silk fibres are extracted

IV. Egg hatch into larvae

V. Larvae weave a cocoon around themselves

VI. Larvae feed on mulberry leaves


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Q5
The silk fibre covering over silkworm pupa is known as cocoon.
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