CIE Physical-Education Paper-1: Specimen Questions 234 - 237 of 256

Question number: 234

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Weight training can be either Isotonic (dynamic) or Isometric (static). In the chart below complete the blank spaces.

Weight training can be either Isotonic (dynamic) or Isometric

Weight training can be either Isotonic (dynamic) or Isometric

shows image in Weight training can be either Isotonic (dynamic) or Isometric (static)

Explanation

finding a isotonic and isometric

finding a isotonic and isometric

image in fille the blank space in isotonic and isometric values

Question number: 235

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Give one component of a balanced diet and explain its importance to a performer.

Explanation

Carbohydrates are one of the most important nutrients needed in an athlete’s diet. Carbohydrates are vital to help reach peak performance during physical activity because they provide energy and muscle gain.

Question number: 236

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Describe how two environmental factors might result in a reduction in performance.

Explanation

1) Exposure to altitude leads to increased breathing rate, increased heart rate, giddiness, nausea, headache, sleeplessness and decrease in VO2 max. , mainly it reduces working capacity.

2) Performing in high temperature, humid conditions the circulation cannot both supply nutrients to muscle and regulate body temperature to the complete satisfaction of the body.

Question number: 237

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Why are red blood cells important to a sports performer?

Explanation

A performer in physical activity needs plenty of oxygen. Red blood cells are important in this regard because the haemoglobin in them will give body cells oxygen needed for respiration and take away carbon dioxide, the waste product of respiration.

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