Enzyme Specifity Multiple Choice Questions with Answers – PDF Download

MCQ 1: Lysine and arginine are left behind in peptides bonds and are known as:

1. amylase
2. trypsin
3. urease
4. lactase

MCQ 2: Hydrolysis of peptides is aided through the enzyme:

1. urease
2. trypsin
3. amylase
4. thrombokinase

MCQ 3: The substrate must have the correct:

1. size to fit the active site of the enzyme only
2. shape to fit the active site of the enzyme only
3. order to fit in the active site
4. size and shape to fit the active site of the enzyme

MCQ 4: Of the given series of actions, action performed first is the:

1. substrate diffuses to the active site
2. enzyme-substrate complex is binded
3. amino acids may acts as nucleophiles
4. products diffuse away from the active site

MCQ 5: Enzyme activity refers to the number of:

1. moles of enzymes converted to product per minute
2. moles of substrate converted to product per minute
3. substrate molecules reacted per enzyme per minute
4. enzyme reacted on substrate molecule per minute