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8th standard nutrition and respiration notes

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Answered by xheikhfiza
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Nutrition:

Nutrition is the science that interprets the interaction of nutrients and other substances in food in relation to maintenance, growth, reproduction, health and disease of an organism. It includes food intake, absorption, assimilation, biosynthesis, catabolism, and excretion. Nutrition. Nutritionists sometimes carry out research for food manufacturers. Nutrition is the study of nutrients in food, how the body uses nutrients, and the relationship between diet, health, and disease.

Respiration:

Respiration is the biochemical process in which the cells of an organism obtain energy by combining oxygen and glucose, resulting in the release of carbon dioxide, water, and ATP (the currency of energy in cells). Respiration is the process in which gas is exchanged between organisms and their habitat. Common types include external, internal, and cell respiration.

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