Silkworms secrete fibre made of

1. fat
2. cellulose
3. protein
4. nylon

Correct Answer: (c) protein

Explanation:  Silkworms secrete fibre made of protein. The salivary gland of the silkworm secretes fibre made up of protein sericin and fibroin.

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Updated on: 01-Feb-2023

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