____________ is a polysaccharide?
____________ is a polysaccharide?
A. Maltose
B. Starch
C. Sucrose
D. Glucose
Chemical Process
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Exothermic neutralisation reaction between caustic soda and dodecylbenzene sulfonic acid produces sodium dodecylbenzene sulphate, which is a/an?
Exothermic neutralisation reaction between caustic soda and dodecylbenzene sulfonic acid produces sodium dodecylbenzene sulphate, which is a/an?A. Explosive
B. Soap
C. Detergent
D. Analgesic drug -
Superior quality laboratory apparatus is made of the _____________ glass having low thermal co-efficient of expansion & high chemical resistance?
Superior quality laboratory apparatus is made of the _____________ glass having low thermal co-efficient of expansion & high chemical resistance?A. Flint
B. Soda
C. Pyrex
D. Potash -
Use of chlorine in the treatment of sewage_________________?
Use of chlorine in the treatment of sewage_________________?A. Helps in grease separation
B. Increases the biological oxygen demand (BOD)
C. Causes bulking of activated sludge
D. Aids in flocculation -
CaO is called__________________?
CaO is called__________________?A. Quick lime
B. Slaked lime
C. Limestone
D. Calcite -
The catalyst used in shift converter is___________________?
The catalyst used in shift converter is___________________?A. Nickel
B. Vanadium
C. Silica gel
D. Alumina -
Dry ice (solidified CO2) is used for the___________________?
Dry ice (solidified CO2) is used for the___________________?A. Storage & shipment of frozen foods and ice-creams
B. Liquefaction of permanent gases
C. Liquefaction of natural gas
D. None of these -
______________ is used as a flux in the extraction of iron from iron ore (haematite) in blast furnace?
______________ is used as a flux in the extraction of iron from iron ore (haematite) in blast furnace?A. Bauxite
B. Limestone
C. Quartz
D. Manganese -
At very high concentration of enzymes, the rate of fermentation chemical reaction is _____________ the concentration of reactants?
At very high concentration of enzymes, the rate of fermentation chemical reaction is _____________ the concentration of reactants?A. Independent of
B. Directly proportional to
C. Inversely proportional to
D. Proportional to the square of -
Transparent soaps (e.g. Pears) are____________________?
Transparent soaps (e.g. Pears) are____________________?A. Usually soft soap (made from coconut oil) in which cane sugar & alcohol are added and
finally washed with methylated spirit to achieve transparency
B. Metallic soaps with frothing agent and free Stearic acid to achieve transparency
C. Metallic soaps with frothing agent from which glycerine has not been recovered
D. None of these