Food scarcity

  According to FAO Food Security  is “a situation in which all people at all times have access to adequate quantities of safe and nutritious food to lead a healthy and active life”. This definition requires three basic conditions to be met: 1) adequacy, i.e. supplies from domestic production, stocks and imports are sufficient to meet the … Read more Food scarcity

Immunity and Vaccination

Immunity is disease resistance and is of following two types:- Natural or Innate Immunity:- It is present from birth and is inherited from birth by the offspring from the mother.In this form of immunity the response from the organism against the pathogen is immediate in the form of non-specific immune response without the need of recognizing the … Read more Immunity and Vaccination

Non Alignment Movement

  One of the basic tenets of our foreign policy has been non-alignment. As an element of foreign policy non-alignment m e a n s i n d e p e n d e n t o f b l o c s , peaceful coexistence, global peace, disarmament, struggle against all manifestations of injustices … Read more Non Alignment Movement

Major Landmarks in the History of Rajasthan, Major Dynasties, their Administrative and Revenue System.Socio-cultural Issues.

  Rajasthan : Ancient Civilizations Different Ancient Civilizations of Rajasthan are:- Kalibangan Civilizations:- Kalibangan lies along the left bank of the dried-up bed of river Ghaggar (ancient Sarasvati and Drashdwati). Its supposed to be older then 4000 B.C. and was first discovered by Amlanand Ghosh in 1952 AD It comprises of three mounds, the larger … Read more Major Landmarks in the History of Rajasthan, Major Dynasties, their Administrative and Revenue System.Socio-cultural Issues.

Rajasthani Costumes and jewellery

Costumes of Rajasthan can basically be classified as Paridhan,which is a lower garment and achhadan which is an upper garment.Pag as an headgear is a symbol of noble and still practiced as an integral part of rajasthani culture. Various Traditional Dresses are:- Potia Dhoti Bandha Angrakhi Bugatari Pachewara Khol Dabla Lahariya Chera Chundari Ekdali Tikunti … Read more Rajasthani Costumes and jewellery

BIOTIC INTERACTION

  The interaction between the organisms is fundamental for its survival and functioning of ecosystem as a whole. Type of Biotic Interaction Mutualism: both species benefit. Example: in pollination mutualisms, the pollinator gets food (pollen, nectar), and the plant has its pollen transferred to other flowers for cross-fertilization (reproduction).   Commensalism: one species benefits, the … Read more BIOTIC INTERACTION

The Cholas: Maritime activities in Sourth-east Asian counturies. Chola administration, art & architecture.

The founder of the Chola Empire was Vijayalaya, who was first feudatory of the Pallavas of Kanchi. He captured Tanjore in 850 A.D. He established a temple of goddess Nishumbhasudini (Durga) there. Aditya I succeeded Vijayalaya. Aditya helped his overlord the Pallava king Aparajita against the Pandyas but soon defeated him and annexed the whole … Read more The Cholas: Maritime activities in Sourth-east Asian counturies. Chola administration, art & architecture.

Plate tectonics

  The uppermost outer solid and rigid layer of the earth is called crust. Its thickness varies considerably. It is as little as 5 km thick beneath the oceans at some places but under some mountain ranges it extends upto a depth of 700km. Below the crust denser rocks are found, known as mantle crust. … Read more Plate tectonics

Development and Utilization Land Resources ie General land use, agricultural land use

  Land is a finite resource. Land availability is only about 20% of the earth’s surface. Land is crucial for all developmental activities, for natural resources, ecosystem services and for agriculture. Growing population, growing needs and demands for economic development, clean water, food and other products from natural resources, as well as degradation of land … Read more Development and Utilization Land Resources ie General land use, agricultural land use

Agro-climatic Regions of Rajasthan

Variable Climatic condition throughout the state has led to the development of different agricultural practices. Scientists have divided the state into following agro-climatic regions:- Western Agricultural Region:- It covers the sandy arid plains with low rainfall and thus about 70% of the net cropped area is under Kharif crops of bajra and pulses. This region … Read more Agro-climatic Regions of Rajasthan