Ch. 2.4 Chemical Reactions & Enzymes

Ch. 2.4 Chemical Reactions & Enzymes

9th - 10th Grade

25 Qs

quiz-placeholder

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Ch. 2.4 Chemical Reactions & Enzymes

Ch. 2.4 Chemical Reactions & Enzymes

Assessment

Quiz

Biology

9th - 10th Grade

Medium

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

Standards-aligned

Created by

Sarah Fahmie

Used 72+ times

FREE Resource

25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Most enzymes are which of the following macromolecules?

Carbohydrates

Lipids

Proteins

Nucleic acids

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

True or false, enzymes are catalysts found in living things.

True

False

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What is the function of a catalyst?

To increase the rate of chemical reactions

To decrease the rate of chemical reactions

To maintain the rate of chemical reactions

To introduce more cats into the chemical reaction

Tags

NGSS.HS-PS1-5

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

True, or false, enzymes are permanently altered during chemical reactions.

True

False

Tags

NGSS.HS-LS1-7

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which of the following statements is correct?

Enzymes are specific in regards to the substrates with which they can bond.

Enzymes are not specific in regards to the substrates with which they can bond.

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which of the following is an enzyme?

Sucrose

Lactose

Lactase

Maltose

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

How do enzymes lower the activation energy necessary to begin a chemical reaction?

By strengthening bonds between atoms or molecules of the substrate

By weakening bonds between atoms or molecules of the substrate

By having no effect on the bonds between atoms or molecules of the substrate

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