Chemical Process
At very high concentration of enzymes, the rate of fermentation chemical reaction is __________ the concentration of reactants.

Inversely proportional to
Directly proportional to
Proportional to the square of
Independent of

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Chemical Process
One of the steps during refining of cane sugar consists of addition of hydrated lime to the sugar syrup followed by carbonation of the resulting solution. The purpose of this step is to

Improve the rate of crystallisation of sugar
Remove the coloring matter from the syrup
Adjust the pH of the syrup
Reduce the viscosity of the syrup

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