BPSC Prelims and Mains Notes, BPSC Test Series
It unites 183 countries in partnership with international institutions, civil society organizations (CSOs), and the private sector to address global environmental issues while supporting national sustainable development initiatives. The GEF provides grants for projects related to biodiversity, climate change, international waters, land degradation, the ozone layer, and persistent organic pollutants. The GEF also serves as … Read more
A carbon market allows countries, or industries, to earn carbon credits for emission reductions they make in excess of what is required of them. These credits can be traded to the highest bidder in exchange for money. The buyers of carbon credits can show the emission reductions as their own and use them to meet … Read more
ENERGY FLOW- Energy is the basic force responsible for all metabolic activities. The flow of energy from producer to top consumers is called energy flow which is unidirectional. Energy flows through the trophic levels: from producers to subsequent trophic levels. There is a loss of some energy in the form of unusable heat at … Read more
What is natural pest and disease control? Pests and diseases are part of the natural environmental system. In this system there is a balance between predators and pests. This is nature’s way of controlling populations. The creatures that we call pests and the organisms that cause disease only become ‘pest and diseases’ when their activities … Read more
What is a Biosphere Reserve? A Biosphere Reserve is a special ecosystem or a specialized environment with a flora and fauna that require protection and nurturing. These reserves are managed and studied for the conservation of various life forms found here. They are subjects of scientific and natural interest. According to UNESCO, “Biosphere reserves … Read more
FUNCTIONAL CLASSIFICATION OF TOWN AND PROBLEM OF HUMAN SETTLEMENT The definition of function varies across the disciplines. In political science it refers to duties, in mathematics it means the relationship between two variables and in geography it is synonymous to occupation. Geographers have classified towns on the basis of their site, situation, size, rank, location … Read more
The elements or mineral nutrients are always in circulation moving from non-living to living and then back to the non-living components of the ecosystem in a more or less circular fashion. This circular fashion is known as biogeochemical cycling (bio for living; geo for atmosphere). Nutrient Cycling: The nutrient cycle is a concept that describes … Read more
Movement of these pollutants involves two main processes: Bioaccumulation refers to how pollutants enter a food chain. there is an increase in concentration of a pollutant from the environment to the first organism in a food chain. Biomagnification refers to the tendency of pollutants to concentrate as they move from one trophic … Read more
BT Brinjal In 2006, Maharashtra Hybird Seeds Company submitted biosafety and efficacy data to the GEAC and applied for permission to conduct large-scale trials At the same time SC imposed a ban on the on-going field trials An expert committee was constituted by GEAC to look into the concerns raised by several civil society actors … Read more
POULTRY FARMING (SILVER REVOLUTION) IN INDIA practice of raising poultry, such as chickens, turkeys, ducks, geese, as a subcategory of animal husbandry, for the purpose of farming meat or eggs for food. requires small capital and provides additional income and job opportunities to a large number of rural population in the shortest possible time. The … Read more