Spot the false statement

Exercise and reference answers

Questions

1. False statement

   Anaerobic respiration gives more energy

   Statements

   1. Yeast makes ethanol without oxygen
   2. Muscles make lactic acid without oxygen
   3. Anaerobic respiration gives more energy

2. False statement

   Haemoglobin has little affinity for oxygen

   Statements

   1. Alveoli are the surface for gas exchange
   2. The lungs keep a residual volume of air
   3. Haemoglobin has little affinity for oxygen

3. False statement

   Pyruvate has six carbon atoms

   Statements

   1. Pyruvate has six carbon atoms
   2. Glucose has six carbon atoms
   3. Lactic acid has three carbon atoms

Instructions

Two statements are true and one is false. Tap the false one.

Explanation