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A sportsman, after a long break of his routine exercise, suffered muscular cramps during a heavy exercise session. This happened due to:
The correct option is (c) lack of oxygen and formation of lactic acid. During heavy exercise, muscles may not get enough oxygen. Then, glucose breaks down anaerobically to form lactic acid. The accumulation of lactic acid causes muscle cramps and pain in the sportsman’s body.
CBSE Class 10 Science Question Paper 2025 with Solutions
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