Notes and Study material for Exams
Science & TechnologyFor Notes Click on the topics – Basics of Everyday Science. –Space Technology including Satellites. – Defence Technology. – Nanotechnology. – Human body, Food and Nutrition, Health care. – Environmental and Ecological Changes and its Impacts. – Biotechnology and Genetic engineering. – agriculture,
Remote sensing- GIS and its application Remote Sensing Remote sensing is the acquisition of information about an object or phenomenon without making physical contact with the object and thus in contrast to on-site observation. In current usage, the term “remote sensing” generally refers to the use of satellite- or aircraft-based sensor technologies … Read more
Skilled / Unskilled labour in Himachal Pradesh Progressive reduction of Unemployment and creation of EMPLOYMENT opportunities has been one of the principal objectives of economic planning ever since the plan effort was undertaken in Himachal pradesh. Expansion of employment opportunities is a sine-qua-non to cover the backlog of unemployment and also to provide additional employment … Read more
Delving into the Earth’s Layers: A Comprehensive Guide to Soil Profiles The ground beneath our feet, seemingly solid and unchanging, is in fact a dynamic and complex system. This intricate tapestry of minerals, organic matter, water, and air, known as soil, plays a vital role in sustaining life on Earth. Understanding the vertical arrangement of … Read more
Pradhan Mantri Khanij Kshetra Kalyan Yojana (PMKKKY): Investing in the Wellbeing of Mining-Affected Communities Introduction India’s rich mineral resources have played a pivotal role in its economic growth and industrial development. However, this prosperity often comes at a cost, particularly for communities living in mining areas. The extraction of minerals can lead to environmental degradation, … Read more
Applications of Space Technology in India agriculture Information on crop statistics is required for planning and DECISION MAKING purposes, such as, distribution and storage of food grains, Govt. policies, pricing, procurement and Food Security and so on. Ministry of Agriculture and Farmers’ Welfare effectively uses contemporary techniques of satellite remote sensing in such decision making. … Read more
Mineral Resources : Iron-Ore: India possesses high quality iron-ore in abundance. The total reserves of iron-ore in the country are about 14.630 million tonnes of haematite and 10,619 million tonnes of magnetite. Haematite iron is mainly found in Chbattisgarh, Jharkhand, Odisha, Goa and Karnataka. The major deposit of magnetite iron is available at western coast … Read more
Natural Resources are useful raw materials that we get from the Earth. They occur naturally, which means that humans cannot make Natural Resources. Instead, we use and modify natural resources in ways that are beneficial to us. The materials used in human-made objects are natural resources. Coal reserves : India has the fifth largest coal reserves in … Read more
The Silent Erosion: Understanding and Combating Sheet Erosion Sheet erosion, a seemingly innocuous process, silently steals away the fertile topsoil that sustains our agricultural lands and ecosystems. This insidious form of soil degradation, often overlooked in favor of its more dramatic counterpart â gully erosion â poses a significant threat to global food security and … Read more
Metallurgy Metallurgy is the process of obtaining metals from ores. It may be defined as the processes which are involved in the extraction of metals from their ores and then refining them for use are known as metallurgy. Steps of Metallurgy: Metals can be extracted from their ores by following processes: Enrichment of Ore or Concentration of … Read more