Question 4
Silk fibre is obtained from
(a) fleece of sheep
(b) cotton ball
(c) cocoon
(d) shiny jute stalk
(c) is the correct answer.
Cocoon is one of the stages of life cycle of a silkworm. Silk fibre is obtained from it. Fleece of sheep gives wool, cotton ball gives cotton and jute stalk gives jute fibre.