Question

why is presence of roughage in food essential

Answer 1

because dietary fibre contribute very few calories ,high fibre foods such as fruits , vegetables are low calories than many low fibres food .roughage also help to keep you feeling full while eating fewer calories because it provides a lot of volume and it swells inside your stomach and digestive tract .

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Answer 2

dietary fiber contributes very few calories, high-fiber foods, such as fruits and vegetables, are lower in calories than many low-fiber foods. Roughage also helps to keep you feeling full while eating fewer calories because it provides a lot of volume and it swells inside your stomach and