Notes and Study material for Exams
Structure and Design of Biosphere Reserves: A Framework for Conservation and Sustainable Development Biosphere reserves, designated by UNESCO’s Man and the Biosphere (MAB) Programme, are unique areas that strive to reconcile conservation of biodiversity with sustainable use of natural resources. They serve as living laboratories for testing and demonstrating integrated approaches to conservation and development. … Read more
The Biosphere Reserve: A Framework for Sustainable Development The concept of a Biosphere Reserve, a unique and innovative approach to conservation, emerged in the 1970s under the auspices of UNESCO’s Man and the Biosphere (MAB) Programme. This framework aims to reconcile the conservation of biodiversity with the sustainable use of natural resources, promoting harmonious interactions … Read more
Quick Revision Topic: pH scale and its day to day application Definition: pH scale is the scale developed to measure the concentration of Hydrogen ion in a solution. Here ‘p’ in pH implies ‘potenz’ in german. The pH of a neutral solution is 7. for Acidic solution pH is less than 7 and … Read more
Acid An acid is a substance which forms H+ ions as the only positive ion in aqueous solution. Examples:- Hydrochloric acid dissolved in water forms H+ and Cl– ions HCl —> H+ + Cl– Sulphuric acid dissolved in water forms H+ and SO42- ions H2SO4 —>2H+ + SO42- Nitric acid forms H+ and NO3– ions when dissolved in water … Read more