Cellular Respiration Overview Quiz

What is the primary purpose of cellular respiration?

• To break down ATP

• To create oxygen

• To generate ATP

• To produce glucose

During glycolysis, what is the net gain of ATP molecules?

• 4 ATP

• 2 ATP

• 6 ATP

• 0 ATP

Which molecule is produced during the Krebs cycle and later used in the electron transport chain?

• Glucose

• Pyruvate

• NADH

• Oxygen

What role does ATP synthase play in cellular respiration?

• It breaks down glucose

• It transports electrons

• It synthesizes ATP

• It oxidizes NADH

What is the approximate total ATP yield from one glucose molecule under typical cellular conditions?

• 40 ATP

• 28 ATP

• 32 ATP

• 38 ATP