Quiz on Cellular Respiration

What is the primary function of cellular respiration?

• To produce glucose

• To synthesize proteins

• To transfer energy from food to ATP

• To release oxygen

Which type of organisms make their own food through photosynthesis?

• Heterotrophs

• Autotrophs

• Facultative anaerobes

• Obligate anaerobes

What is the main respiratory substrate in most cells?

• ATP

• Oxygen

• Carbon dioxide

• Glucose

What type of respiration occurs in the presence of oxygen?

• Obligate respiration

• Anaerobic respiration

• Facultative respiration

• Aerobic respiration

What is released as a waste product during aerobic respiration?

• Carbon dioxide

• Oxygen

• ATP

• Glucose

What is the equation for aerobic respiration?

• C₆H₁₂O₆ + O₂ → CO₂ + H₂O + ATP

• C₆H₁₂O₆ + 6CO₂ → 6O₂ + H₂O + ATP

• C₆H₁₂O₆ + 6H₂O → 6CO₂ + O₂ + ATP

• C₆H₁₂O₆ + 6O₂ → 6CO₂ + 6H₂O + ATP

What happens to ATP during hydrolysis?

• It is converted to glucose

• It is broken down to ADP and Pᵢ

• It is synthesized

• It is stored in the mitochondria

What is the energy released from one mole of ATP hydrolyzed?

• 60.5 kJ

• 15.2 kJ

• 30.5 kJ

• 2880 kJ

What is glycolysis?

• The breakdown of carbon dioxide

• The process of ATP synthesis

• The Krebs cycle

• The first stage of aerobic respiration

What is the second stage of aerobic respiration called?

• Krebs cycle

• Glycolysis

• Fermentation

• Electron transport chain