WorksheetsETC DB024
Total questions: 20
Worksheet time: 10mins
In the electron transport chain, Oxygen acts as...
a carrier of electrons, passing electrons down the chain
a reducing agent
the final electron acceptor
a coenzyme
When protons are pumped outside the matrix, across the inner membrane...
water is made
a concentration gradient of H+ ions (protons) is created
NADH gets reduced
CO2 is produced
The electrons that are transferred through the electron transport chain initially belonged to
NADH
FADH2
ATP
Oxygen
NADH and FADH2
The movement of protons (H+ ions) through ATP synthase occurs from the...
matrix to the intermembrane space
matrix to cytoplasm
intermembrane space to the matrix
intermembrane space to the cytoplasm
cytoplasm to the intermembrane space
Where does the electron transport chain occur?
Nucleus
Vacuole
Mitochondria
Nucleolus
What does FADH2 and NADH bring to the electron transport chain?
Oxygen
Water
Electron
ATP
ATP synthesis by ATP synthase is driven by
H+ movement
electron movement
NADH movement
FADH2 movement
Please indicate the correct equation(s) for Cellular Respiration. (2 answers)
Glucose + Oxygen --> Carbon Dioxide + Water + Energy
C6H12O6 + O2 --> CO2 + H2O + ATP
Carbon Dioxide + Water + Energy --> Glucose + Oxygen
C6H12O6 + 6 O2 --> 6 CO2 + 6 H2O + ATP
Which of the following processes creates the most ATP during aerobic cellular respiration?
glycolysis
fermentation
electron transport chain
Citric acid cycle
The final electron acceptor in electron transport chain is
NAD+
FAD
Oxygen
Water
How many ATP produced for each NADH that enter the electron transport chain from Kreb's cycle?
1
2
3
4
How many ATP produced for each FADH2 that enter the electron transport chain from Kreb's cycle?
1
2
3
4
The effect of increased levels of hydrogen ions in the intermembrane space of the mitochondria is
Increase ATP production
Decreased levels of oxidative phosphorylation
Increased levels of water in intermembrane space
Decreased levels of chemiosmosis
