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Define the following terms:(i) Coliform, (ii) Recycling (iii) Sustainable development, (iv) Chipko Andolan, (v) Watershed management. |
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Answer» (i) Coliform: A group of bacteria found in human intestines, whose presence in water indicates contamination by disease-causing microorganisms. (ii) Recycling : The act of processing used or abandoned materials for creating new products. (iii) Sustainable development : A pattern of resources used for obtaining economic and social growth of the present generation while preserving the resources for the needs of future generations. (iv) Chipko Andolan : A grass root level movement in which the villagers hugged the forest trees and prevented their mass felling by the contractors. (v) Watershed management : A scientific method of developing land and water resources to increase the biomass production without causing ecological imbalance. |
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