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Enzyme Review

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

Enzymes are which type of biomolecule?

a)

Carbohydrate

b)

Lipid

c)

Protein

d)

Nucleic Acid

2.

Enzymes bind with ____.

a)

Catalyst

b)

Complex

c)

Substrates

d)

Legos

3.

Looking at this graph - what is the optimal temperature for this enzyme?

a)

10 degrees C

b)

25 degrees C

c)

40 degrees C

d)

60 degrees C

4.

Fill in the Blank:

Enzymes speed up a reaction by _____ the activation energy of the reaction.

a)

Increasing

b)

Decreasing

5.

The part of the enzyme where the substrate binds is called the:

a)

Active Site

b)

Catalyst

c)

Loading Dock

d)

Protein

6.

Protease is a enzyme we worked with in our pineapple lab. Protease will break down _____.

a)

Lipids

b)

Carbohydrates

c)

Proteins

d)

Lactose

7.

TRUE or FALSE:

Enzymes are reusable.

a)

TRUE

b)

FALSE

8.

What happens if an enzyme loses it's shape (due to temperature or pH change)?

a)

enzyme will denature

b)

enzyme is stronger

c)

enzyme can catalyze more reactions

9.

Enzymes are catalysts that help _____biochemical reactions in the body.

a)

Speed Up

b)

Slow Down

c)

Stop

10.

From our enzyme demo with "the foam" - what happened to the hydrogen peroxide when mixed with the enzyme from the yeast?

a)

Broke down into water and oxygen

b)

Released carbon dioxide

c)

It evaporated