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.Management Sciences
Category: Chemical Process
The biochemical treatment applied to sewage effluents is a process of__________________?
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A. Dehydration
B. Reduction
C. Oxidation
D. Polymerisation
Which of the following is not present in bagasse fibre ?
A. Cellulose
B. Lignin
C. Pentogens
D. None of these
Rotary kiln is not involved in the production of___________________?
A. Cement
B. Lime from limestone
C. Slaked lime from quick lime
D. None of these
Free alkali in a toilet soap is _______________ that in a laundry shop ?
A. Less than
B. More than
C. Same
D. None of these
Platinum is a versatile catalyst for many processes in chemical industries. It is highly prone to be poisoned by the presence of_________________?
A. Carbon
B. Arsenic
C. Lead
D. Sulphur
Sulphuric acid is mainly used in the _______________ industry ?
A. Fertiliser
B. Steel
C. Paper
D. Paint
Riboflavin is a/an____________________?
A. Vitamin
B. Analgesic drug
C. Anaesthetics
D. Anti-malarial drug
Function of sodium thiosulphate (hypo) in development of photographic film/plate is to______________?
A. Brighten the faint images
B. Remove metallic silver
C. Convert silver chloride to silver
D. Remove unexposed silver halide
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