AP-Biology - Unit 3 (Cellular Energetics) - Review
Authored by Victor Kogan
Biology
10th - 12th Grade
NGSS covered
Used 458+ times
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This quiz comprehensively covers AP Biology Unit 3: Cellular Energetics, targeting 11th and 12th-grade students in an advanced placement biology course. The questions assess students' understanding of fundamental bioenergetic principles including thermodynamics, enzyme function, photosynthesis, and cellular respiration. Students must demonstrate mastery of energy flow concepts such as the distinction between endergonic and exergonic reactions, ATP's role as an energy currency, and the mechanisms of enzyme catalysis including competitive and allosteric inhibition. The quiz requires students to analyze complex biochemical pathways, interpret experimental data from photosynthesis and enzyme kinetics studies, and apply their knowledge of electron transport chains in both chloroplasts and mitochondria. Students need strong conceptual understanding of how cells capture, store, and utilize energy, along with the ability to trace molecules through metabolic pathways and predict the effects of pathway disruptions. Created by Victor Kogan, a Biology teacher in the US who teaches grades 10-12. This comprehensive review quiz serves as an excellent tool for summative assessment preparation, allowing students to test their mastery of cellular energetics before the AP Biology exam. Teachers can utilize this quiz for end-of-unit review sessions, as a take-home assessment to identify knowledge gaps, or as structured practice for students who need additional reinforcement of complex bioenergetic concepts. The quiz effectively supports formative assessment when used in small groups, enabling peer discussion of challenging concepts like chemiosmosis and metabolic regulation. This assessment aligns with AP Biology Learning Objectives related to cellular energetics, including LO 2.1 (organisms use free energy to maintain organization), LO 2.4 (organisms capture and store free energy for use in biological processes), and LO 2.5 (organisms use feedback mechanisms to regulate growth and reproduction).
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28 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
[8.15] A system at chemical equilibrium _____.
consumes energy at a steady rate
can do no work
has zero kinetic energy
releases energy at a steady rate
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
[8.28] Which of the following is the most correct interpretation of the figure?
ADP + Pi are a set of molecules that store energy for catabolism.
Energy from catabolism can be used directly for performing cellular work.
ATP is a molecule that acts as an intermediary to store energy for cellular work.
Pi acts as a shuttle molecule to move energy from ATP to ADP.
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
The following reaction
A --> B + C + heat
is a(n) _____ reaction.
endergonic
anabolic
exergonic
dehydration synthesis
exchange
Tags
NGSS.HS-PS1-4
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Which of these reactions requires a net input of energy from its surroundings?
catabolic
endergonic
exergonic
hydrolysis
ATP --> ADP + P
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
The reaction
ADP + P --> ATP
is a(n) _____ reaction.
endergonic
spontaneous
chemical
hydrolysis
exergonic
Tags
NGSS.HS-PS1-4
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
What is the fate of the phosphate group that is removed when ATP is converted to ADP?
It is acquired by a reactant in an exergonic reaction.
It is acquired by a reactant in a spontaneous reaction.
It is broken down into one phosphorus and four oxygen atoms.
It is acquired by a reactant in an endergonic reaction.
Tags
NGSS.HS-LS1-7
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Which of these is ATP?
Tags
NGSS.HS-LS1-7
NGSS.HS-LS2-5
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