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Study the pie-charts and answer the questions given below them.Now answer the following questions. 1. Which of the following constitute most of the weight in the human body?a) water b) proteins c) dry elements d) bones2. Which of the following statements is correct?a) Proteins constitute 11 per cent of the human body. b) Dry elements constitute 15 pet cent of the human body. c) Hormones, enzymes and other proteins constitute 2/5 of the human body.3. If a person’s weight is 100 kilograms, how much do his bones weigh?4. If the proteins in a person weight 12 kilograms, what will be his weight?5. Are the bones in our body heavier than the water in our body? Support your answer. |
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Answer» 1. a) water 2. c) Hormones, enzymes and other proteins constitute 2/5 of the human body. 3. 20 kgs 4. 50 kgs 5. The weight of bones in our body (in %) \(\frac{1}{2}\) = × 100 = 20 % ∴ Hence the bones in our body are not heavier than water in our body. |
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