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Subject :NSO    Class : Class 7

Refer to the given flow chart and select the correct statement regarding P, Q, R and S.

A P is the strongest natural fibre.
B Q is made up of protein while R is made up of cellulose.
C S is obtained from salivary gland of source organism.
D R is composed of fibroin and sericin.

D is correct

Ans 1:

Class : Class 7
Ans Is d

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