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Middle School: 6th, 7th and 8th Grade
Biology
Enzymes
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Q.1
The shape of an enzyme will change if which of the following is increased?
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Temperature
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Concentration
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Time
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Pressure
Q.2
Which enzyme is used in industry to convert starch to glucose?
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Protease
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Lipase
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Carbohydrase
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Isomerase
Q.3
Protease enzymes are located in which organ?
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Mouth
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Esophagus
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Stomach
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Colon
Q.4
Which word describes the change of shape when an enzyme is heated to high temperatures?
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Denatured
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Destroyed
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Killed
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Damaged
Q.5
Which of the following emulsifies fats so they can be further digested by the enzyme lipase?
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Hydrochloric acid
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Mucus
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Bile
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Saliva
Q.6
Isomerase enzyme is used in industry for making high fructose syrup from which of the following?
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Sucrose
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Glucose
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Maltose
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Starch
Q.7
Which enzyme converts fats into 3 fatty acids and glycerol?
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Amylase
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Protease
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Lipase
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DNA polymerase
Q.8
Which enzyme converts starch into sugars in the mouth and small intestine?
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Protease
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Lipase
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Isomerase
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Amylase
Q.9
Protease enzymes break down proteins into what?
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Fatty acids
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Amino acids
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Carboxylic acids
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Hydrochloric acid
Q.10
Enzymes are which type of molecule?
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Fat
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Starch
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Protein
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Amino acid
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