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Notes for the chapter :OUR ENVIRONMENT |
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Answer» Bhai ncert hi kaafi h CBSE Class 10 Science Revision Notes Chapter 15 Our\xa0Environment\tEnvironment means everything which surrounds us. It may include living (biotic) and non-living (abiotic) components.\tBiotic : Plants and animals. Abiotic : Air, water etc.\tEnvironment affect the life and development of an organism in its natural habitat & vice a versa.\tSubstances that can be decomposed by the action of micro-organism like bacteria are called bio-degredable. E.g. organic wastes.\tSubstances which cannot be decomposed by the action of microorganisms are called non-biodegradable.\tExample of biodegradable wastes : cattle dung, cotton, jute, paper, fruit and vegetable peels, leaves etc.\tExamples of non-biodegradable wastes : plastics, polythene bags, synthetic fibres, metals, radioactive wastes.For more click on the given link:https://mycbseguide.com/blog/our-environment-class-10-notes/ |
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