TNPSC Prelims and Mains Notes-TNPSC Test Series
In May 1945, Lord Wavell, the Viceroy of India, went to London and discussed his ideas about the future of India with the British administration. The talks resulted in the formulation of a plan of action that was made public in June 1945. The plan is known as Wavell Plan. The Plan suggested reconstitution of … Read more
Drainage: Flow of water through well-defined channels. Network of such channels is called a drainage system . Drainage basin: An area drained by a river and its tributaries. Watershed: Boundary line separating one drainage basin from other. River basins are larger watersheds. Drainage pattern of an area depends on the geological time period, nature and … Read more
The global macroeconomic landscape is currently chartering a rough and uncertain terrain characterized by weak growth of world output. The situation has been exacerbated by; (i) declining prices of a number of commodities, with reduction in crude oil prices being the most visible of them, (ii) turbulent fnancial markets (more so equity markets), and … Read more
Coastal Ocean Monitoring and Prediction System (COMAPS) Being implemented from 1991. Assesses the health of coastal waters and facilitates management of pollution-related issues Programme was restructured and modified in 2000 2001 to include pollution monitoring; liaison, regulation and legislation; and consultancy services. 2.Land Ocean Interactions in the Coastal Zone (LOICZ) Launched in … Read more
An atmosphere is a layer of gases surrounding a planet or other material body, that is held in place by the gravity of that body. Many of the planets in this solar system have atmospheres, but none that we know of have an atmosphere quite like ours – one that can support life. The … Read more
Addition of certain substances to the water such as organic, inorganic, biological, radiological, heat, which degrades the quality of water so that it becomes unfit for use. Putrescibility is the process of decomposition of organic matter present in water by microorganisms using oxygen. Water having DO (dissolved oxygen) content below 8.0 mg/L may be … Read more
The rapid pace of population growth has led to the excessive utilization of natural resources. Huge population also leads to huge production of wastes. The resultant outcomes are loss of biodiversity, pollution of air, water and soil and increased pressure on arable land. All these have been putting great stress on the environment. If … Read more
Nationalists saw that their disunity was affecting their cause Two important developments at the Lucknow Session of Congress The two wings of the Congress were again united The Congress and the Muslim League sank their old differences and put up common political demands before the government. INC and ML passed the same resolutions at their … Read more
Marketing Management is a social and managerial process by which individuals or firms obtain what they need or want through creating, offering, exchanging products of value with each others. CORE CONCEPTS OF MARKETING NEED/ WANT/ DEMAND: Need: It is state of deprivation of some basic satisfaction. Want: Desire for specific … Read more
Mineral is a naturally occurring, homogeneous inorganic solid substance having a definite chemical composition and characteristic crystalline structure, color, and hardness Minerals are valuable natural resources that are finite and non-renewable. The history of mineral extraction in India dates back to the days of the Harappan civilization. The wide availability of minerals in the … Read more