Respiration Quiz
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5 questions, one answer each
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1. Which of the following is the correct word equation for aerobic respiration?
- A. glucose + oxygen → carbon dioxide + water
- B. glucose → lactic acid + energy
- C. glucose + oxygen → ethanol + carbon dioxide
- D. glucose → carbon dioxide + water + energy
2. In which organelle does the majority of aerobic respiration take place?
- A. Ribosome
- B. Mitochondrion
- C. Chloroplast
- D. Nucleus
3. A yeast cell is placed in conditions with no oxygen. What products would be formed from the anaerobic respiration of glucose in this yeast cell?
- A. Lactic acid and water
- B. Ethanol and carbon dioxide
- C. Carbon dioxide and water only
- D. Lactic acid and carbon dioxide
4. Why is anaerobic respiration less efficient than aerobic respiration?
- A. Anaerobic respiration produces more carbon dioxide
- B. Anaerobic respiration requires lower temperatures
- C. Aerobic respiration releases more energy per glucose molecule than anaerobic respiration
- D. Anaerobic respiration takes longer to complete
5. A student exercises intensely and builds up an oxygen debt. Which of the following best explains what happens during the recovery period after exercise?
- A. The body immediately switches to anaerobic respiration to repay the oxygen debt
- B. Lactic acid is broken down using the extra oxygen consumed during recovery, and aerobic respiration increases to repay the oxygen debt
- C. The mitochondria stop functioning until the oxygen debt is repaid
- D. No respiration occurs until the oxygen debt is fully repaid