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Enzymes QUIZ

Authored by John Herrington

Biology

9th - 10th Grade

NGSS covered

Used 13+ times

Enzymes QUIZ
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32 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

The area that the substrate fits into on the enzyme is called the:

Active Site
Allosteric Site
DiSulphide Bridge
β-Pleated Sheet

Tags

NGSS.MS-LS3-1

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

At high temperatures enzyme activity declines because of:

Denaturation
Decreased Kinetic Motion
Increased H-Bonding
Dissociation of Ionic Compounds

Tags

NGSS.HS-PS1-5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the purpose  of an enzyme?

give permission for the reaction
raise activation energy
speed up reactions
control how many reactions occur

Tags

NGSS.MS-LS1-7

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the name for the mechanism of enzyme activity?

Lock and key
jigsaw puzzle
hammer and nail
two hands pattern

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

Based on the graph, what temperature does this enzyme work best? 

15 C
40 C
30 C
47 C

Tags

NGSS.HS-PS1-5

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which of the following correctly describes how enzymes work?  

they lower the energy of the reactants to increase the rxn rate
they supply energy to the reaction to increase the rxn rate
they lower the energy of the products to increase the rxn rate
they lower the activation energy of the reaction to increase the rxn rate

Tags

NGSS.HS-PS1-5

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What happens when enzymes are heated to a high temperature?

The enzymes die.
The shapes of the enzyme are altered or denatured
The enzymes' amino acid sequence changes.
The enzymes remain the same

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