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1.3.3 — Multiple Choice Questions

Q.Which of the following is a natural playing surface?

(a) Cinder
(b) Astroturf
(c) Polygrass
(d) Wood
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✓ Free question

Clay and cinder tracks are the chapter's own example of a natural outdoor running surface, made from fine ash, carbon and rock, unlike the synthetic alternatives listed.

The chapter classifies athletic jogging tracks into Clay & Cinder (a natural surface combining fine ash, carbon and rock, softer but harder to keep even in rain/wind) and Synthetic (rubber particles bound with latex or polyurethane over an asphalt/concrete base). Astroturf and Polygrass are both explicitly introduced as synthetic sports flooring alternatives to grass, and wooden courts are a manufactured indoor surface. Only cinder is genuinely a natural material.

✓Final answer

The correct option is (a) Cinder.

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