CELLULAR RESPIRATION

Multiple Choice

Why is cellular respiration essential for living organisms?

• It produces energy required for cellular activities.

• It helps in the absorption of sunlight.

• It is responsible for the movement of muscles.

• It aids in the digestion of food.

Multiple Select

Which of the following are products of the overall process of cellular respiration?

• ATP

• Oxygen

• Water

• Carbon dioxide

Multiple Choice

Which of the following is the main purpose of cellular respiration in cells?

• To produce glucose from carbon dioxide

• To convert glucose into usable energy (ATP)

• To store oxygen in the mitochondria

• To break down water into hydrogen and oxygen

Open Ended

Explain why glycolysis is considered an anaerobic process and describe its significance in cellular respiration.

Fill in the Blanks

The Krebs cycle takes place in the

of the cell.

Multiple Choice

Which step of cellular respiration produces the most ATP?

• Glycolysis

• Krebs Cycle

• Electron Transport Chain

• Fermentation

Multiple Choice

According to the ATP yield summary, what is the approximate total number of ATP molecules produced from one molecule of glucose during cellular respiration?

• 10

• 24

• 36

• 48

Multiple Choice

How does the structure of the mitochondrion support its role in cellular respiration?

• The cristae are not involved in energy production.
• Mitochondria have a single membrane that limits ATP production.
• The structure of the mitochondrion, with its double membrane and cristae, supports efficient ATP production during cellular respiration.
• Mitochondria primarily function in protein synthesis.

Multiple Choice

What are the main stages of cellular respiration as shown in the diagram?

• Glycolysis, Krebs Cycle, Electron Transport

• Photosynthesis, Glycolysis, Fermentation

• Glycolysis, Calvin Cycle, Electron Transport

• Krebs Cycle, Calvin Cycle, Glycolysis

Multiple Choice

Which stage produces the most ATP?

• Electron Transport Chain (ETC)

• Glycolysis

• Krebs Cycle

• Fermentation