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Enzymes in Chemistry MCQ with Answers

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"Which statement is incorrect about enzymes?" Multiple Choice Questions (MCQ) on enzymes in chemistry with choices they speed up reactions without being used up, they raise the activation energy, they are all large molecules, and they are action-specific for best online GRE prep class. Solve enzymes in chemistry quiz questions for merit scholarship test and certificate programs for best ACT prep courses online.

MCQs on Enzymes in Chemistry

1.

Which statement is incorrect about enzymes?

they speed up reactions without being used up
they raise the activation energy
they are all large molecules
they are action-specific

2.

Consider the reaction: (NH2)2CO + H2O → NH3 + CO2. The reaction is catalyzed by the enzyme

amylase
protease
urease
galactose

3.

Consider the reaction: (NH2)2CO + H2O → NH3 + CO2. Water in this reaction

acts as a solvent
helps to dissolve the residues away
acts with the urea only after urea is bound to enzyme surface
acts as a suspension

4.

Consider the reaction: (NH2)2CO + H2O → NH3 + CO2. The substrate in this reaction is

urease
urea
water
Hydrogen Gas

5.

Enzymes do not

produce side products
get consumed up during the process
do not change their chemical composition
all of above