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| 1. |
Define the following -1. Life2. Life processes3. Nutrition4. Nutrients |
| Answer» The basic functions performed by living organisms to maintain their life on this earth are called life processes.Nutrient: A nutrient can be defined as a substance which an organism obtains from its surroundings and uses it as a source of energy or for the biosynthesis of its body constituents.Example: carbohydrates and fats are the nutrients which are used by the organism mainly as a source of energy.Proteins and mineral salts are nutrients used by organism for the biosynthesis of its body constituents like skin, blood, etc.Nutrition:Nutrition is the process of intake of nutrients (like carbohydrates, fats, proteins, minerals, vitamins and water) by an organism as well as the utilization of these nutrients by the organism. | |