Indus Valley Civilization
- Discovered in 1921
- Belonged to the bronze age
- An area of about 1.3 mn sq km
- Existed between 3300-1600 BC in three phases: early, mature and late phases
- Sites
RAS PDF and Printed Notes for RAS Prelims and Mains Exam
Indus Valley Civilization
Petroleum, natural gas, coal, nitrogen, uranium and water power are examples of conventional sources of energy. They’re also called non-renewable sources of energy and are mainly fossil fuels, except water power. Rising growth of population has created a tremendous pressure on the conventional resources of energy and thus the concept of sustainable development get prominent … Read more
In the arid and semi-arid zone of Rajasthan animal rearing is the primary occupation and source of livelihood. Census of live stock states them to be 5.77 crore in number which accounts for 11.8% of Indian Animal population. Rajasthan has largest number of goats, sheeps, camels and drought animals. Density and Distribution of livestock … Read more
National Parks and Sanctuaries in Rajasthan S.No Name of National Parks/ Wild Life Sanctuary District Area(Sq.km.) National Parks 1 Keoladeo National Park Bharatpur 28.73 2 Ranthambore National Park Sawai Madhopur 392.50 Sub Total 421.23 Sanctuaries 1 Bandh Baratha WL Sanctuary Bharatpur 199.50 2 Bassi WL Sanctuary Chittorgarh 138.69 3 Bhensrodgarh WL Sanctuary … Read more
Mensuration is the branch of mathematics which deals with the study of different geometrical shapes, their areas and Volume. In the broadest sense, it is all about the process of measurement. It is based on the use of algebraic equations and geometric calculations to provide measurement data regarding the width, depth and volume of a … Read more
Rajasthan is blessed with great variety of natural resources ranging from scanty vegetation in the western arid region to mixed delicious and sub-tropical evergreen forests in the east and south east of Aravali ranges. Forest cover is 32744.49 sq.km.(12475 sq.km. is reserved, 18222 sq.km.is Protected Forest 2046.75 is unclassified forest) which is about 9.57% of the total … Read more
Harijan Bandhu, Harijan Sevak Mahatma Gandhi Samvad Kaumudi, Mirat-al-Akhbar Raja Ram Mohun Roy Tattvabodhini Patrika Maharishi Devendranath Tagore Indian Mirror Maharishi Devendranath Tagore Banga Darshan Bankim Chandra Chattopadhyay Maratha (English) & Kesari (Marathi) Lokmanya Bal Gangadhar Tilak The Punjabi, ‘The Pupil’ (English) Lala Lajpat Rai New India … Read more
Issues and Problems of Society. Social problem is a condition which is defined by a considerable number of persons as a deviation from some social norms which they cherish. The major social problems in the early phase of the Indian civilization were increasing rigidity of social hierarchy, continuous conflicts between the Aryans and the Dasas, … Read more
INDIAN AGRICULTURE—CHALLENGES AND PROSPECTS Some of the important challenges Indian agriculture is facing at present are given below: Stunted Yield: Dry Farming: Inadequate Marketing Facilities: Inadequate Formal Sources of Credit: Mismanagement of Public Distribution System: Sustainability of Agriculture: Soil Erosion:
Classcial Theories: Halley’s Thermal concept: Indian monsoon is because of contrast between Indian Subcontinent and adjoining Indian Ocean. Halley’s theory, suggested in 1686, considers the summer monsoon to be a regional phenomenon. Aerological concept: This was suggested by R. Scherhag in 1948. According to this theory, monsoon circulation develops due to changes in air … Read more