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Which of the following is not a use of micro-organisms? A. preparation of medicines (or drugs) B. preparation of food by photosynthesis C. recycling of materials in nature D. increasing the fertility of soil |
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Answer» D. increasing the fertility of soil Some of the micro-organisms are used to preparation of medicines. Some of microorganisms are used recycling of materials in nature and increasing the fertility of soil. The synthesis of food by photosynthesis takes place in leaves with the help of inorganic material like carbon-dioxide and water in the presence of sunlight and chlorophyll. |
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