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The presence of nutrients in the food can be tested. Benedict's test is used to detect

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Two different kinds of foods A and B are being considered to form a weekly diet. The minimum weekly requirment of fats, carbohydrates and proteins are 17,28 and 14 units respectively. One kg of food A has 5 units of fat, 12 units of carbohydrates and 7 units of protein. One kg of food B has 7 units of fat, 15 units of carbohydrates and 9 units of protein. The price of food A is Rs. 5 per kg. and that of food B is Rs. 7 per kg. Form the LPP to minimize the cost.

Choose the correct statements regarding endosperm. I. It provides nutrition to the developing embryo. II. It has the potentially to form a complete plant. III. It contains reserve food material such as fats, carbohydrates, oil, proteins, etc. in mature seeds. IV. It continues to divide transversely and produces a thread of cells called the suspensor. Codes

Read the following statements regarding the absorption of nutrients. Choose the correct set of statements from the given below codes. I. Absorption of carbohydrates takes place in the stomach and jejunum part of intestine. II. The water soluble end products of food can reach the blood and lymph directly. III. Large intestine and buccal cavity do not function as the site of absorption. IV. Large intestine is the site of absorption of about 90% of the total water present in the hydrolysed food.

A diet is to contain at least 4000 units of carbohydrates, 500 units of fat and 300 units of protein. Two foods F_1 and F_2 are available. Food F_1 costs 2 Rs. per unit and food F_2 costs 4 Rs. per unit. A unit of food F_1 contains 10 units of carbohydrates, 20 units of fat and 15 units of protein. A unit of food F_2 contains 25 units of carbohydrates, 10 units of fat and 20 units of protein. Find the minimum cost for a diet that consists of a mixture of these two foods and also meets the minimum requirements.