Biology
Mark the odd one out in each of the following cases and name the category to which the others belong:
(i) Xerophthalmia, Marasmus, Pellagra, Scurvy.
(ii) Riboflavin, Thiamine, Folic acid, Iodine.
(iii) Glucose, Fructose, Galactose, Lactose.
(iv) Cellulose, Glycogen, Fructose, Starch.
(v) Calcium, Sodium, Iron, Potassium.
Nutrition
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Answer
Marasmus — Marasmus is the odd one out as it is a diseases caused by deficiency of Carbohydrates, fats and proteins whereas the others namely Xerophthalmia, Pellagra, Scurvy are vitamin deficiency diseases.
Iodine — Iodine is the odd one out as it is a mineral element whereas the others namely Riboflavin, Thiamine, Folic acid are Vitamins.
Lactose — Lactose is the odd one out as it is disaccharide or double sugar made up of galactose and glucose, whereas glucose, fructose and galactose are monosaccharides.
Fructose — Fructose is the odd one out as it is water soluble sugar whereas cellulose, glycogen, and starch are polysaccharides that are not soluble in water.
Iron — Iron is the odd one out as it is micronutrient whereas Calcium, Sodium and Potassium are macronutrients
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