EASY
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Write any three disadvantages of biodiesel.

Important Questions on Energy

MEDIUM
Chemistry>Physical Chemistry>Energy>Solar Energy
Which of the following produces a negative impact on the formation of biodiesel?
EASY
Chemistry>Physical Chemistry>Energy>Solar Energy
The enzyme which can catalyze the conversion of glucose to ethanol is
EASY
Chemistry>Physical Chemistry>Energy>Solar Energy
The fermentation of starch to give alcohol occurs mainly with the help of
HARD
Chemistry>Physical Chemistry>Energy>Solar Energy
How is ethanol manufactured industrially?
MEDIUM
Chemistry>Physical Chemistry>Energy>Solar Energy
Name the enzymes and write the reactions involved in the preparation of ethanol from sucrose by fermentation.
EASY
Chemistry>Physical Chemistry>Energy>Solar Energy
How is absolute alcohol prepared?
MEDIUM
Chemistry>Physical Chemistry>Energy>Solar Energy
Biodiesel is made by which of the following reactions?
EASY
Chemistry>Physical Chemistry>Energy>Solar Energy
Which gas is emmited in fermentation
EASY
Chemistry>Physical Chemistry>Energy>Solar Energy
Biodiesels are prepared by _____.
EASY
Chemistry>Physical Chemistry>Energy>Solar Energy
Which enzyme converts glucose and fructose both into ethanol
MEDIUM
Chemistry>Physical Chemistry>Energy>Solar Energy

What will happen when yeast is added to molasses?

HARD
Chemistry>Physical Chemistry>Energy>Solar Energy
Explain a process in which a biocatalyst is used in industrial preparation of a compound known to you.
EASY
Chemistry>Physical Chemistry>Energy>Solar Energy
Alcoholic fermentation is brought about by the action of
EASY
Chemistry>Physical Chemistry>Energy>Solar Energy
The conversion of glucose into ethanol is called
EASY
Chemistry>Physical Chemistry>Energy>Solar Energy
In the commercial manufacture of ethyl alcohol from starchy substances by fermentation method, which enzymes stepwise complete the fermentation reaction
EASY
Chemistry>Physical Chemistry>Energy>Solar Energy
Alcohol is produced by the fermentation of biomass glucose. Which one of the following plants cannot be used to produce ethanol?
EASY
Chemistry>Physical Chemistry>Energy>Solar Energy
Glucose is used in
EASY
Chemistry>Physical Chemistry>Energy>Solar Energy
In fermentation by zymase, alcohol and CO2 are obtained from the following sugar
EASY
Chemistry>Physical Chemistry>Energy>Solar Energy
Ethanol is prepared industrially by
EASY
Chemistry>Physical Chemistry>Energy>Solar Energy
Rectified spirit is a mixture of