
Enzymes and Chemical Reactions
Interactive Video
•
Biology
•
9th - 10th Grade
•
Hard

Ethan Morris
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term for the energy required to initiate a chemical reaction?
Activation energy
Thermal energy
Potential energy
Kinetic energy
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of reaction releases more energy than it absorbs?
Neutral reaction
Exothermic reaction
Catalytic reaction
Endothermic reaction
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Photosynthesis is an example of which type of reaction?
Combustion reaction
Neutralization reaction
Endothermic reaction
Exothermic reaction
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary role of a catalyst in a chemical reaction?
To increase the temperature
To lower the activation energy
To increase the pressure
To change the products
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is heat not used as a catalyst in biological systems?
It is not effective
It can denature proteins
It is too slow
It is too expensive
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are enzymes primarily made of?
Nucleic acids
Carbohydrates
Lipids
Proteins
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the specific region of an enzyme where the substrate binds called?
Active site
Binding site
Reaction site
Catalytic site
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