Cellulose percentage in bamboo fibre is about_________________?
Cellulose percentage in bamboo fibre is about_________________?
A. 10
B. 20
C. 50
D. 85
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Drinking (potable) water treatment does not involve
Question: Drinking (potable) water treatment does not involve
[A].coagulation [B].
sedimentation [C].
softening [D].
disinfection Answer: Option C
Explanation:
No answer description available for this question.
Finely ground calcium aluminate & silicate is a/an
Question: Finely ground calcium aluminate & silicate is a/an
[A].cermet [B].
cement [C].
abrasive [D].
explosive Answer: Option B
Explanation:
No answer description available for this question.
Lime and soda ash are added to water to remove ___________________?
Lime and soda ash are added to water to remove ___________________?A. Bicarbonates & sulphates of calcium and magnesium
B. Undesirable taste and odour
C. Bacteria
D. Its corrosiveness_________________ is produced using Polycondensation Reaction?
_________________ is produced using Polycondensation Reaction?A. Polythene
B. Phenol formaldehyde
C. Poly vinyl chloride
D. None of theseDigestion of wood-base materials (for manufacture of pulp) is done to
Question: Digestion of wood-base materials (for manufacture of pulp) is done to
[A].remove lignin. [B].
produce long fibres. [C].
prevent deterioration on storage. [D].
none of these. Answer: Option A
Explanation:
No answer description available for this question.
Ethyl alcohol cannot be produced_________________?
Ethyl alcohol cannot be produced_________________?A. From waste sulphite substrate of paper mills
B. By Esterification and hydrolysis of ethylene
C. From molasses
D. None of these