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Enzymes and ATP

Total questions: 13

Worksheet time: 7mins

Name
Class
Date
1.

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

a)

active site

b)

catalyst

c)

inhibitor

d)

large subunit

2.

Some people cannot digest milk products because they lack a specific enzyme. Which enzyme would be used to break down the lactose in milk?

a)

hydroxylase

b)

maltase

c)

peroxisomes

d)

lactase

3.

On the image, which letter represents the enzyme?

a)

A

b)

B

c)

C

d)

D

4.

On the image, which letter represents the substrate?

a)

A

b)

B

c)

C

d)

D

5.

On the image, which letter represents the product of the reaction?

a)

A

b)

B

c)

C

d)

D

6.

In what way could you increase the rate of the reaction as it taking place in image C.

a)

add more substrate

b)

add more enzyme

7.

Enzymes are composed of what organic molecule?

a)

sugars

b)

DNA

c)

fatty acids

d)

proteins

8.

How do enzymes speed up chemical reaction?

a)

Increasing activation energy

b)

Decreasing activation energy

c)

Increasing deactivation energy

d)

Decreasing deactivation energy

9.

Each enzyme only has 1 substrate that will fit its active site. What is this called?

a)

reusability

b)

denaturation

c)

specificity

d)

fragility

10.

With what 3 letters do enzymes typically end?

a)

-ose

b)

-ese

c)

-ase

d)

-tic

11.

Enzymes are special types of:

a)

Sugars

b)

Proteins

c)

Lipids

d)

Nucleic Acids

12.

ATP is the Energy of the Cell.

a)

TRUE

b)

FALSE

13.

Energy is released from ATP when the bond is broken between ________.

a)

adenine and a phosphate group

b)

two phosphate groups

c)

ribose and a phosphate group

d)

adenine and ribose