Quiz 3.2 Retake

Quiz 3.2 Retake

9th Grade

30 Qs

quiz-placeholder

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Quiz 3.2 Retake

Quiz 3.2 Retake

Assessment

Quiz

Biology

9th Grade

Easy

NGSS
MS-PS1-2, MS-LS1-7, MS-PS1-4

+2

Standards-aligned

Created by

Jennifer Payton

Used 17+ times

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30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which statement best summarizes how enzymes affect reactions in cells?

Enzyme increase the activation energy of the reaction.

Enzymes decrease the energy level of the products.

Enzyme decrease the activation energy of the reaction.

Enzymes reverse the direction of the reaction.

2.

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 .

Tags

NGSS.MS-PS1-2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Enzymes are...

nucleic acids
proteins
lipids
carbohydrates

Tags

NGSS.MS-LS1-7

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

An enzyme speeds up a chemical reaction in the cell but can only be used once.  True or False? 

true
false

Tags

NGSS.MS-LS1-7

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the function of an enzyme?

enzymes break themselves into small pieces
enzymes slow down chemical reactions
enzymes speed up chemical reactions
enzymes combine products to form reactants 

Tags

NGSS.MS-PS1-2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Letter B...

active site
enzyme
substrate
products

Tags

NGSS.MS-LS1-7

NGSS.MS-PS1-2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Letter C...

active site
enzymes
substrate
products

Tags

NGSS.MS-LS1-7

NGSS.MS-PS1-2

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