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An important step in the manufacture of ...

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

A

Preparation of pure cellulose

B

Treatment of wood with chemicals that break down cellulose

C

Removal of oils present in the wood by treatment with suitable chemicals

D

Removal of water from the wood by prolonged heating at approximately `50^(@)C`

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The correct Answer is:
A
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Knowledge Check

  • Pulp and paper industry is

    A
    agro based
    B
    forest based
    C
    marine based
    D
    mineral based

  • The important step in the extraction of metal from carbonate ore is

    A
    Calcination
    B
    Roasting
    C
    Electro - reaction
    D
    Cupellation

  • The important step in the extraction of metal from carbonate ore is

    A
    Calcination
    B
    Roasting
    C
    Electro-reduction
    D
    Cupellation

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