Enzymes

Enzymes

9th Grade

13 Qs

quiz-placeholder

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Enzymes

Enzymes

Assessment

Quiz

Biology, Science

9th Grade

Practice Problem

Medium

NGSS
HS-PS1-5, HS-PS1-4

Standards-aligned

Created by

THALIA JUAREZ

Used 8+ times

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13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Enzymes are

nucleic acids
proteins
lipids
carbohydrates

2.

MULTIPLE CHOICE QUESTION

10 mins • 10 pts

Which of the following binds to the active site of an enzyme? 

substrate
product
codon
none of the above

3.

MULTIPLE CHOICE QUESTION

10 mins • 7 pts

Media Image

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

15 C
40 C
30 C

Tags

NGSS.HS-PS1-5

4.

MULTIPLE CHOICE QUESTION

10 mins • 10 pts

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

5.

MULTIPLE CHOICE QUESTION

10 mins • 5 pts

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 .

6.

MULTIPLE CHOICE QUESTION

10 mins • 10 pts

Media Image

Which line represents an enzyme-catalyzed reaction? 

Line 1
Line 2

Tags

NGSS.HS-PS1-4

7.

MULTIPLE CHOICE QUESTION

10 mins • 10 pts

The "lock and key hypothesis" attempts to explain the mechanism of?

Vacuole formation
Pinocytosis
Sharing of electrons
Enzyme specificity 

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