Notes and Study material for Exams
Minerals Minerals are defined as solid, inorganic, naturally occurring substances with a definite chemical formula and general structure. Almost all chemical Elements in the Earth’s crust are associated with at least one mineral. They vary in color, hardness, density, crystal form, crystal size, transparency, composition, location, and abundance. Some minerals are radioactive (uranophane), while others … Read more
Bihar Minerals Introduction The mineral base of this state is very rich. Particularly the Chotanagpur plateau is very mineral rich field. It has an extensive and high quality coal deposits. Iron Ore and copper ore are also produced in Bihar. Bauxite, ore for aluminiumis also found here. This state has a reserve of pyrites and … Read more
Pre history of Karnataka The history of Karnataka dates back to pre-historic times. Karnataka is said to be one of the four Dravidian States associated with Indus-Valley Civilization. Aryans from Central Asia invaded the Dravidic city State civilization and colonized it. Iron weapons dating back to 1200 BC have been found at Hallur in Dhaward … Read more
The state of Karnataka is abundant in mineral Resources. It is said to be one of the most mineral rich states of India. The mineral belt covers an area of 1.92 lakh sq.km including 29 districts of the state. Karnataka is also endowed with the green stone belt with valuable mineral resources such as gold, silver, copper, iron-Ore, manganese, limestone, dolomite, asbestos, … Read more
PRE HISTORY of Uttarakhand Literally North Country or Section in Sanskrit, the name of Uttarakhand finds mention in the early Hindu scriptures as the combined region of Kedarkhand (present day Garhwal) and Manaskhand (present day Kumaon). Uttarakhand was also the ancient Puranic term for the central stretch of the Indian Himalayas. It is well known … Read more
Acid An acid is a substance which forms H+ ions as the only positive ion in aqueous solution. Examples:- Hydrochloric acid dissolved in water forms H+ and Cl– ions HCl —> H+ + Cl– Sulphuric acid dissolved in water forms H+ and SO42- ions H2SO4 —>2H+ + SO42- Nitric acid forms H+ and NO3– ions when dissolved in water HNO3 —> H+ + NO3– … Read more
Natural & Power Resources of Madhya Pradesh Mineral resources Minerals in Madhya Pradesh occur in abundance in its several districts. The state of Madhya is said to have a favourable geotectonic setting that accommodates every episode of mineralisation the earth has experienced. It includes the occurrences of almost all varieties of minerals required as industrial … Read more
HIstoy of Madhya pradesh with emphasis on Prehistory Madhya Pradesh history states the past of the state, when it was ruled by the renowned dynasties. It even portrays the journey of the state from the past to the present. The state is said to be the habitat of some of the famous dynasties. The history of … Read more
Minerals of Madhya Pradesh:- Minerals in Madhya Pradesh occur in abundance in its several districts. In terms of the mineral production the state ranks third next only to Jharkhand and Chhatisgarh. The state of Madhya is said to have a favourable geotectonic setting that accommodates every episode of mineralisation the earth has experienced. It includes … Read more
WHO Defines Malnutrition as “Malnutrition refers to deficiencies, excesses, or imbalances in a person’s intake of energy and/or nutrients. The term malnutrition addresses 3 broad groups of conditions: undernutrition, which includes wasting (low weight-for-height), stunting (low height-for-age) and underweight (low weight-for-age); micronutrient-related malnutrition, which includes micronutrient deficiencies (a lack of important VITAMINS and Minerals) or … Read more