Froggy Jumps Gas Exchange and Respiration QuizOnline version Test your knowledge on gas exchange and respiration in humans! by Derrick Musamali 1 What feature of gas exchange surfaces allows for faster gas diffusion? a Large Surface Area b Good Ventilation c Thin Surface 2 Which component of the breathing system protects the lungs? a Diaphragm b Ribs c Bronchioles 3 What is the main organ for gas exchange in humans? a Trachea b Heart c Lungs 4 What happens to breathing rate during physical activity? a Decreases b Remains the same c Increases 5 What is the word equation for aerobic respiration? a Glucose → Alcohol + Carbon Dioxide b Glucose → Lactic Acid c Glucose + Oxygen → Carbon Dioxide + Water 6 What is produced during anaerobic respiration in yeast? a Alcohol b Oxygen c Glucose 7 What role do goblet cells play in the respiratory system? a Assist in gas exchange b Control rib movement c Produce mucus to trap pathogens 8 What is the chemical equation for anaerobic respiration in muscles? a C₆H₁₂O₆ → Lactic Acid b C₆H₁₂O₆ + 6O₂ → 6CO₂ + 6H₂O c C₆H₁₂O₆ → Alcohol + Carbon Dioxide 9 What happens to the diaphragm during inhalation? a Moves up b Relaxes c Contracts and flattens 10 What is the effect of temperature on respiration in yeast? a Decreases b Remains constant c Increases up to an optimal point 11 What is the function of ciliated cells in the respiratory system? a Exchange gases b Move mucus out of airways c Produce mucus 12 What is the main purpose of ventilation? a Bring fresh oxygen and remove CO₂ b Increase blood flow c Produce energy 13 What does increased CO₂ in blood trigger? a Increased breathing rate b Reduced oxygen intake c Decreased heart rate 14 What is the word equation for anaerobic respiration in yeast? a Glucose → Alcohol + Carbon Dioxide b Glucose + Oxygen → Carbon Dioxide + Water c Glucose → Lactic Acid 15 What is the role of intercostal muscles? a Carry air to bronchi b Assist in expanding and contracting the chest c Protect the lungs 16 What does expired air contain more of compared to inspired air? a Nitrogen b Oxygen c Carbon Dioxide 17 What is the function of tracheal cartilage? a Prevents trachea collapse b Produces mucus c Facilitates gas exchange 18 What is the chemical equation for aerobic respiration? a C₆H₁₂O₆ + 6O₂ → 6CO₂ + 6H₂O b C₆H₁₂O₆ → Alcohol + Carbon Dioxide c C₆H₁₂O₆ → Lactic Acid 19 What is the main purpose of active transport in cells? a Moving substances across cell membranes b Cell division c Producing energy 20 What happens during exhalation? a Ribs move down and in b Diaphragm contracts c Chest volume increases 21 What is lactic acid build-up associated with? a Improved performance b Muscle fatigue c Increased energy
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