This question was attempted by many candidates and their performance was poor. In part (a) many candidates took wrong answers such as high jump, shot put, discuss, javelin, 1500 metres, 500 metres, running football, mountaineering, dancing, hockey, vaulting, somersault, flexion, rotation, adduction as events that are performed using anaerobic respiration. In part (b) many cabndidates could not correctly name the substance that causes muscle fatigue during a sporting activity, they wrote wrong answers such as tiredness, lack of food and drunkenness.
However, the expected answers were as follows:
1(a) EVENTS PERFORMED USING ANAEROBIC RESPIRATION
- 100m race
- 200m race
- 100m hurdles
- 4 x 100m relay race
- 110m hurdles
(b) SUBSTANCE THAT CAUSES MUSCLE FATIQUE DURING A SPORTING ACTIVITY
lactic acid
