Enzymes

Enzymes

9th - 12th Grade

15 Qs

quiz-placeholder

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Enzymes

Enzymes

Assessment

Quiz

Biology

9th - 12th Grade

Medium

NGSS
HS-PS1-5, HS-LS1-5, MS-LS1-7

+2

Standards-aligned

Created by

Laura Search

Used 823+ times

FREE Resource

15 questions

Show all answers

1.

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

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image
An enzyme speeds up a reaction by
lowering the activation energy.
raising the activation energy.
releasing energy.
absorbing energy.

Tags

NGSS.HS-PS1-4

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image
Based on the graph, what is the optimal temperature for this enzyme? 
15oC
40oC
30oC
35oC

Tags

NGSS.HS-PS1-5

4.

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

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image
At low temperatures enzyme activity declines because of:
Denaturation
Decreased Kinetic Motion
Increased H-Bonding
Dissociation of Ionic Compounds

Tags

NGSS.HS-PS1-5

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Where do substrates bind on an enzyme?
voltage-gated channels
surface receptor
calcium channels
active site

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image
Which of the following conclusions can be drawn from this graph?
The optimum pH of the enzyme is 6.6.
The optimum pH of the enzyme is 5.8
The enzyme’s activity increases as pH increases 5.0 to 9.0
The enzyme’s activity is greater around pH of 8.0 .

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