Haritha bought two pieces of fabric from a tailor shop, to study their properties. Fabric X, when burnt, produced a smell similar to that of burning hair. However, fabric Y produced a smell similar to that of burning paper. Identify the fabrics X and Y.

X: Cotton
Y: Rayon

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X: Wool
Y: Cotton

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X: Cotton
Y: Wool

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X: Jute
Y: Rayon

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Solution

The correct option is B X: Wool
Y: Cotton
$∙$ When burnt, wool and silk produces a smell similar to that of burning hair as all of these are made of proteins.

$∙$ When burnt, cotton, jute and rayon produces a smell similar to that of burning paper as all of these are made of cellulose.

Hence, X can be either silk or wool and Y can be either cotton, jute or rayon.

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