Postal Index Number (PIN) consists of six digits. The first three digits are 7,2 and 1. Make the largest and the smallest Postal Index Number by using the digits 0,3 and 6 each only once
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Answer:Blood helps in absorption of digested part of the food and transports it to all cells of the body. 2. It helps in transportation of oxygen from lungs to cells and transportation of carbon dioxide produced by cells to lungs.
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