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WorksheetsAP Biology Unit 3
Total questions: 20
Worksheet time: 12mins
The production of ATP using energy derived from the electron transport chain is called....
Chemiosmosis
Reduction
Oxidation
Oxidative phosphorylation
Glycolysis
.......... is when energy from a hydrogen ion gradient across a membrane is used to do cellular work
Chemiosmosis
Oxidative phosphorylation
Reduction
Oxidation
Glycolysis
What is Entropy ?
Number of things in another thing
The amount of disorder in the molecule is a system
The amount of work or heat added or removed from a system
hint: not this one
neither created nor destroyed it is conserved, it can be transferred and transformed into different forms
Does the hydrolysis of ATP result in a net output or net input of energy ?
Net output
Net input
What molecules have high potential energy during cellular respiration?
ATP only
ATP, NADH, and FADH2
NADH and FADH2 only
ATP, NAD+, and FAD
What happens during oxidative phosphorylation?
Electrons becomes protons during a transfer of energy
Oxygen and phosphorus combine to form phosphate to make ATP
NAD+ & FAD gain H+ ions as high energy electron carriers
NADH and FADH2 are used to make ATP
What is Fermentation ?
Anaerobic process where energy can be released from glucose
Aerobic process where energy can be released from glucose
Process where metabolism is affected to speed up glycolysis
A process where oxygen is produced to complete a reaction
What powers the production of carbohydrates from CO2 in the calvin cycle?
Sunlight energy
Energy from light reaction as ATP and NADH
Energy from light reactions as ATP and NADPH
Energy from light reaction as FADH2 and NADH
How does free energy become available for metabolism?
Through consuming glucose
Through converting ATP to ADP
Through converting ADP to ATP
Through producing glucose
What best describes the function of NAD+ and FAD in eukaryotic cellular respiration?
Accept electrons during oxidation and reduction reactions
Both participate in hydrolysis reaction by accepting protons
Participate in the phosphorylation of ADP to ATP
Serve as final electron acceptors in ETC
Which enzyme creates ATP?
chemiosmosis
Citric acid cycle
Electron transport chain
ATP synthase
Glycolysis
What is ATP synthase powered by ?
The flow of H+ back across membrane
ATP
FADH2
NADPH
Which of the following produces the greatest amount of NADH?
Chemiosmosis
Pyruvate oxidation
Krebs cycle
Glycolysis
Enzymes are used up in a chemical reaction.
True
False
Extreme heat and acidity can cause enzymes to unwind and lose their 3-D shape is .........
Denature
Polymerize
Ionize
Depolarize
What is Enthalapy ?
The amount of work or heat added or removed from a system
The amount of force needed to move an object
The amount of disorder in a system
The amount of something to do another thing
What is the collection of proteins embedded in the inner membrane of the mitochondrion?
Immer memebrance fluid
Phospholipid bilayer
Electrons
Electron transport chain
The ATP produced in glycolysis and the krebs cycle is the result of
chemiosmoses
oxidation
substrate-level phosphorylation
reduction
In eukaryotes the electron transport chain and ATP synthase are located in........
The stroma of the mitochondria
The outer mitochondrial membrane
The inner membrane known as cristae
The cytoplasm of the cell
The correct end products of the krebs cycle are......
2 ATP, 2 NADH, 2 FADH, 2 SPATA
6 NADH, 2 FADH, 2ATP
2 Acetyl CoA, 2 NADH, 2ATP
2 NADH, 2FADH, A ATP
