Notes and Study material for Exams
Prehistoric period :- Races and culture The distant past when there was no paper or language or the written word, and hence no books or written document, is called as the Prehistoric period. It was difficult to understand how Prehistoric people lived until scholars began excavations in Prehistoric sites.Piecing together of information deduced … Read more
Unraveling the Mysteries of the Prehistoric Period: A Journey Through Time The prehistoric period, spanning from the dawn of humanity to the advent of written records, encompasses a vast and enigmatic chapter in our collective history. It is a time shrouded in mystery, where the whispers of our ancestors echo through the ages, leaving behind … Read more
The Golden Revolution: A Quest for Sustainable and Equitable Food Security The term “Golden Revolution” has emerged in recent years to describe a global movement aimed at transforming the agricultural landscape. It goes beyond the traditional focus on increased production and seeks to achieve sustainable and equitable food security for all. This revolution encompasses a … Read more
DNA: STRUCTURE DNA, or deoxyribonucleic acid, is the hereditary material in humans and almost all other organisms. Nearly every cell in a person’s body has the same DNA. Most DNA is located in the cell nucleus (where it is called nuclear DNA), but a small amount of DNA can also be found in the … Read more
District has been the basic unit of administration in India since ancient times. In India, we have a democratic welfare state which involves wide scope of activities for the development of the people and the nation as a whole. District Administration, is that part of Public Administration which functions in the territorial limits of the … Read more
The Evolving Tapestry: A Look at the Structural and Functional Changes in the Indian Family The Indian family, a vibrant and multifaceted entity, has undergone a remarkable transformation over the centuries. From the traditional joint family system to the modern nuclear family, the structure and functions of the Indian family have evolved significantly, reflecting the … Read more
Evolution and Geomorphology of the Indian Subcontinent About 140 million years ago the main landmass on Earth was concentrated together in a super continent called Gondwana which started to break up in four tectonic plates; African, Antarctic, Australian and Indian plates. The rifting is thought to be caused by the rising of a … Read more
The living world Objects having characteristics of cellular organization, Growth, Reproduction, ability to sense Environment and give response are living organisms. There are some important features of living organisms: It should grow, which means its structure changes as time goes by in an advantageous manner. It should show adaptation to the environment. It should maintain … Read more
Introduction And Application Of Genetic Engineering Genetic engineering Genetic engineering, the artificial manipulation, modification, and recombination of DNA or other nucleic acid Molecules in order to modify an organism or Population of organisms. The term genetic engineering initially referred to various techniques used for the modification or manipulation of organisms through the processes of heredity … Read more
Biodiversity and conservation Biodiversity, or biological diversity, is the variety of all life forms.Sum total of all the variety of living organisms on earth constitute biodiversity. There are three Levels of Biodiversity: Genetic diversity—the variety of genetic information contained in individual Plants, animals and micro-organisms Species diversity—the variety of species ecosystem diversity—the … Read more