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9/8 Intro to Enzymes 25-26

9/8 Intro to Enzymes 25-26

Assessment

Presentation

Biology

9th Grade

Medium

NGSS
HS-PS1-2, HS-LS1-1, HS-PS1-4

Standards-aligned

Created by

Aleyah Lyles

Used 10+ times

FREE Resource

26 Slides • 17 Questions

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Hotspot

Select the Letter that represents the enzyme-substrate complex

17

Multiple Choice

What is a substance called if it speeds up a chemical reaction?
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reusable
2
catalyst
3
specific
4
fragile

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Multiple Choice

Enzymes are an example of

1

Lipids

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Carbohydrate

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Protein

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Nucleic Acid

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Hotspot

Select the Letter that represents the products

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Hotspot

Select the Letter that represents the substrate

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Multiple Choice

Question image
An enzyme speeds up a reaction by
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lowering the activation energy.
2
raising the activation energy.
3
releasing energy.
4
absorbing energy.

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Multiple Choice

Question image
Which of the following conclusions can be drawn from this graph?
1
The optimum pH of the enzyme is 6.6.
2
The optimum pH of the enzyme is 5.8
3
The enzyme’s activity increases as pH increases 5.0 to 9.0
4
The enzyme’s activity is greater around pH of 8.0 .

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Multiple Choice

What is the function of an enzyme?
1
enzymes break themselves into small pieces
2
enzymes slow down chemical reactions
3
enzymes speed up chemical reactions
4
enzymes combine products to form reactants 

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Multiple Choice

True or false: Denature means to fall apart or change shape due to their environment.

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True

2

False

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Multiple Choice

Question image
The graph shows how enzymes affect reactions in cells. Which statement best summarizes the information shown in the graph?
1
Enzymes increase the energy of the reactants.
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Enzymes decrease the energy level of the products.
3
Enzyme decrease the activation energy of the reaction.
4
Enzymes reverse the direction of the reaction.

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Multiple Select

What does it mean by enzyme specificity?

1

Only specific substrates can fit into an enzyme

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Only inhibitors can fit into the enzyme

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Substrates do not need to be specific

4

The pH level is level

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Multiple Choice

Question image

Which enzyme thrives in the higher pH level?

1
A
2
B

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Hotspot

Select the Letter that represents the enzyme.

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Multiple Select

What would cause an enzyme to denature? Select all that apply

1

Temperature

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pH

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Time

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Levels

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Multiple Choice

Question image

Which substrate would fit this enzyme?

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Δ
2
σ
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μ

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Multiple Choice

What factors affect an enzyme's reaction rate?
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temperature 
2
pH
3
all of these

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Hotspot

Select the Letter that represents the active site?

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