Understanding Cellular Respiration

What is the primary source of energy for living organisms?

• Proteins

• Glucose

• Fats

• Vitamins

What is the process called that releases energy from glucose in living cells?

• Photosynthesis

• Fermentation

• Cellular respiration

• Metabolism

Which type of respiration is more efficient in transferring energy from glucose?

• Anaerobic respiration

• Aerobic respiration

• Fermentation

• Photosynthesis

Where does aerobic respiration take place within the cell?

• Nucleus

• Ribosomes

• Mitochondria

• Chloroplasts

What is the word equation for aerobic respiration?

• Glucose + Oxygen → Lactic Acid

• Glucose + Oxygen → Carbon Dioxide + Water

• Glucose → Ethanol + Carbon Dioxide

• Glucose → Lactic Acid

What is the main by-product of anaerobic respiration in humans?

• Ethanol

• Carbon Dioxide

• Lactic Acid

• Water

What is the word equation for anaerobic respiration in yeast?

• Glucose → Lactic Acid

• Glucose → Ethanol + Carbon Dioxide

• Glucose + Oxygen → Carbon Dioxide + Water

• Glucose → Water + Oxygen

What is the process called when yeast converts glucose into ethanol and carbon dioxide?

• Photosynthesis

• Fermentation

• Aerobic respiration

• Metabolism

Which of the following is NOT a use of energy in organisms?

• Building larger molecules

• Muscular contraction

• Maintaining body temperature

• Producing glucose

What is the term used to describe all the chemical processes that occur within a living organism to maintain life?

• Photosynthesis

• Fermentation

• Metabolism

• Respiration