Silk thread is obtained from
  • a)
    Cocoon
  • b)
    Caterpillar
  • c)
    Pupa
  • d)
    Adult moth
Correct answer is option 'A'. Can you explain this answer?

Class 7 Question

By Deepak Paik · Jul 16, 2018 ·Class 7
15 Answers
Pooja Rao answered Jun 29, 2018
The protein fiber of silk is composed mainly of fibroin and is produced by certain insect larvae to form cocoons. The best-known silk is obtained from the cocoons of the larvae of the mulberry silkworm Bombyx mori reared in captivity (sericulture).

Shreya Yadav answered 4 weeks ago
Correct answer is cocoon because the silk is obtained from silk worm .

Sapna Chaudhary answered 4 weeks ago
Because silk obtained from silkworm

Laxmi Naik Laxmi Naik answered 4 weeks ago
Correct answer is a because when we boil cocoon cocoon will break all small thread like structure will be there on patches then patches are collected and make the thread

Rajat Patel answered 3 weeks ago
Cocoon would be the ans of this question

Bhakti Khairwar answered 4 weeks ago
Silk thread is obtained from Cicoon because cocoon is only source of obtaining silk

Shalini answered 4 weeks ago
The correct answer is cocoon because silk is obtained from silkworm

Tulsi Yadav answered 4 weeks ago
Correct option is (a) Cocoon

Kartik Anudeep answered 4 weeks ago
Answer is A as when the silkworm eat the mulberry leaves,it start making up a surrounding around itself..this process is done in about 2 to 3 days and the silkworm gets pack in the Cacoon fully..these r the threads of Silk which are as strong as steel..when this process is done tgenthese Caccons are boiled in hot water to separate out the fibers ..this fiber is the converted into Silk cloth by some other methods.

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