Notes and Study material for Exams
Transgenic Plants Transgenic Plants are plants that have been genetically modified by inserting genes directly into a single plant cell. Transgenic crop plants modified for improved flavor, pest resistance, or some other useful property are being used increasingly. Transgenic plants are unique in that they develop from only one plant cell. In normal sexual Reproduction, … Read more
Biotechnology in agriculture For about 10,000 years , farmers have been improving wild Plants and animals through the selection and breeding of desirable characteristics. This breeding has resulted in the domesticated plants and animals that are commonly used in crop and Livestock agriculture. In the twentieth century, breeding became more sophisticated, as the traits that … Read more
Bio-fuel cultivation and extraction Biofuel is a type of fuel whose energy is derived from biological carbon fixation. Bio‐ fuels include fuels derived from Fermentation of sugars or starches (easiest), or cellulose (which is more difficult). Biobutanol (also called biogasoline) is often claimed to provide a direct replacement for gasoline, because it can be used … Read more
Tissue Culture Tissue culture, a method of biological research in which fragments of tissue from an animal or plant are transferred to an artificial Environment in which they can continue to survive and function. The cultured tissue may consist of a single cell, a Population of cells, or a whole or part of an organ. … Read more
Biopesticides Plants, growing in the wild or in cultivation, face numerous threats from insects, bacteria, viruses, and Fungi, as well as from other plants. Biopesticides are inert substances or living organisms that can help protect plants from such threats. Chemical pesticides can offer similar protection but, by contrast, are neither alive nor made by living … Read more
E-Learning– IT& Rural applications A learning system based on formalised teaching but with the help of electronic Resources is known as E-learning. While teaching can be based in or out of the classrooms, the use of computers and the Internet forms the major component of E-learning. E-learning can also be termed as a Network enabled … Read more
Seed is the true carrier of technology. In India, three sets of institutions produce seeds:research institutions and agricultural universities; public sector seed producing corporations; andprivate sector firms including multinationals. The last decade has seen two main developmentsin seed market. One, production of quality seed has risen at a rapid rate after 2005-06. And two,public sector … Read more
Education has been accepted as one major agency of socialization, and teachers and educational institutions as socializing agents. In describing education as an instrument of Social Change, three things are important: the agents of change, the content of change, and the social background of those who are sought to be changed, i.e. students. Educational institutions … Read more
Social and Electronic Media Social Media can be defined as any web or mobile based platform that enables an individual or agency to communicate interactively and enables exchange of user generated content and it is explained by a number of tools, which includes blogs, Wikis, discussion forums, micro-blogs, twitter and social networking sites. Internet has become … Read more
Human resource development includes development at various levels, including community. Community development requires HRD efforts, such as training and organization development. Community development is an alternative route to educating and training citizens of a community. Community settings, especially in developing countries, require that HRD practitioners take into account many factors, such as cultural variables, … Read more