AIPMT 2005 Biology Solved Paper

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Question : 93 of 100

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An important step in the manufacture of pulp for paper industry from the woody tissues of plants is the -

Removal of water form the wood by prolonged heating at approximately 50∘
Treatment of wood with chemicals that break down cellulose
Removal of oils present in the wood by treatment with suitable chemicals
Preparation of pure cellulose by removing lignin

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