Principal of inheritance and variation

Principal of inheritance and variation Inheritance or Heredity is the genetic information passing for traits from parents to their offspring, either through asexual reproduction or sexual reproduction. This is the process by which an offspring cell or organism acquires or becomes predisposed to the characteristics of its parent cell or organism. Through heredity, variations exhibited … Read more

EUTROPHICATION AND HARMFUL ALGAL BLOOMS

  Eutrophication is a syndrome of ecosystem, response to the addition of artificial or natural substances such as nitrates and phosphates through fertilizer, sewage, etc that fertilize the aquatic ecosystem. The growth of green algae which we see in the lake surface layer is the physical identification of an Eutrophication. Some algae and blue-green bacteria … Read more

Major Tribal Comunities of Rajasthan

    Tribes of Rajasthan constitute 12% of the total population. The main tribal communities of Rajasthan are Bhil tribe and Meena tribe. The major concentration of these tribes of Rajasthan is found mainly in the foothill of Vindhya, Aravalli mountain ranges. Each and every tribes of Rajasthan have contributed with their unique customs and … Read more

Greenhouse effect

  The greenhouse effect is a natural process that warms the Earth’s surface. When the Sun’s energy reaches the Earth’s atmosphere, some of it is reflected back to space and the rest is absorbed and re-radiated by greenhouse gases. It is the process by which radiation from a planet’s atmosphere warms the planet’s surface to a … Read more

Geological and Physiographic divisions of India

Three Geological divisions: The peninsular block The Himalayas and other Peninsular Mountains Indo-Ganga-Brahmaputra Plain   Peninsualar block is made of gneisses (metamorphic) and granites (igneous). Six physiographic divisions: The Northern and North-eastern Mountains The Northern Plain The Peninsular Plateau The Indian Desert The Coastal Plains The Islands Northern and North-Eastern Mountains Approximate length of the … Read more

Mineral Resources of India

    50. Iron Ore Chhattisgarh 24 % Dalli, Rajhra (Durg), Bailadila, Raoghat, Aridongri 51.   Goa (21%) Sanquelim, Sanguem, Quepem, Satari, Ponda, Bicholim 52.   Karnataka (20%) Bellary, Hospet, Sandur 53.   Jharkhand (17 %) Noamund, Gua 54.   Orissa (15 %) Gurumahisani, Sulaipat, Badampahar (Mayurbhanj),       Kiriburu, Meghahataburu, Bonai (Sundargarh). 55. … Read more

The Guptas : Extent of empire; development of language and Literature, art St architecture during the Gupta period.

The Gupta Empire stretched across northern, central and parts of southern India between c. 320 and 550 CE. The period is noted for its achievements in the arts, architecture, sciences, religion, and philosophy. Chandragupta I (320 – 335 CE) started a rapid expansion of the Gupta Empire and soon established himself as the first sovereign ruler of the empire. It marked the end of 500 hundred … Read more

Social, Performance and Efficiency Audit

SOCIAL AUDIT “Social auditing is defined as a systematic attempt to identify, analyse, measure (if possible), evaluate, and monitor the effect of an organisation’s operations on society (that is, specific social groups) and on the public well-being.” Social audit as a term was used as far back as the 1950s. In a nutshell, it refers … Read more

MARKETING MANAGEMENT

  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