APSC Prelims and Mains Notes, APSC Test Series
Preparation of nitrogen Nitrogen is found in both free and combined states. It occupies 78.07% by volume. Nitrogen can be prepared: By heating copper in air: Firstly, air is passed through lime water and then concentrated sulphuric acid to make the air free from carbon dioxide and moistures respectively. The air contains only nitrogen and … Read more
Food bio technology Biotechnology is defined in accordance with the Convention on Biological Diversity, i.e. “any technological application that uses biological systems, living organisms, or derivatives thereof, to make or modify products or processes for specific use” Biotechnology as applied to food processing in most developing countries makes use of microbial inoculants to enhance properties … Read more