Social Reformers & Their Work

  Rajaram Mohun   Laid stress on the study of English & established the Hindu College in Calcutta Roy   alongwith David Hare. Maharishi   The grandfather of Rabindranath Tagore. He inspired a number of thinkers like Devendranath   Ishwar Chandra Vidyasagar & Akshay Kumar Datta who became Brahmo Samaj Tagore   members.  He  din’t  … Read more Social Reformers & Their Work

 BIOGEOCHEMICAL CYCLE

The elements or mineral nutrients are always in circulation moving from non-living to living and then back to the non-living components of the ecosystem in a more or less circular fashion. This circular fashion is known as biogeochemical cycling (bio for living; geo for atmosphere). Nutrient Cycling: The nutrient cycle is a concept that describes … Read more  BIOGEOCHEMICAL CYCLE

Explain “ Ozone layer “ and “Ozone Hole ”. 4 marks 2003

The ozone layer or ozone shield refers to a region of Earth’s stratosphere that absorbs most of the Sun’s ultraviolet (UV) radiation. It contains high concentrations of ozone (O3) relative to other parts of the atmosphere, although still very small relative to other gases in the stratosphere. The ozone “hole” is really a reduction in … Read more Explain “ Ozone layer “ and “Ozone Hole ”. 4 marks 2003

DMPQ- What are the objectives of National Environment Policy?

Conservation of Critical Environmental Resources – To protect and conserve critical ecological systems and resources, and invaluable natural and man-made heritage, which are essential for life-support, livelihoods, economic growth, and a broad conception of human well-being. Intergenerational Equity – To ensure judicious use of environmental resources to meet the needs and aspirations of the present … Read more DMPQ- What are the objectives of National Environment Policy?

Origin and evolution of earth

    Beginning of the Universe started about 13.6 billion years ago,when the Big Bang created the universe from a point source. During this process, light elements, like H, He, Li, B, and Be formed. From this point in time, the universe began to expand and has been expanding ever since. Concentrations of gas and … Read more Origin and evolution of earth

Synopsis of NCERTS

  Introduction Indian national movement: One of the biggest. Inspired many others. Gandhian Political Strategy very important. Elements of Gandhian Strategy can be seen in the Solidarity Movement in Poland by Lech Walesa WHY IS THE INDIAN NATIONAL MOVEMENT UNIQUE In the Indian national movement, the Gramscian perspective of war of position was successfully practiced. … Read more Synopsis of NCERTS

Administrative Organization of the British

Army Army fulfilled four important functions: Instrument to conquer Indian powers Defended the British Empire in India against foreign rivals Safe-guarded against interinal revolt Chief instrument for extending and defending the British Empire in Asia and Africa. Bulk of the army consisted of Indians. In 1857, of the total strength of 311400, about 265900 were … Read more Administrative Organization of the British

DMPQ- What are the different Types of biodiversity?

There are three interrelated hierarchical levels of biodiversity namely, genetic diversity, species diversity and community or ecosystem diversity. Genetic diversity It describes the variation in the number and types of genes as well as chromosomes present in different species. The magnitude of variation in genes of a species increases with increase in size and environmental … Read more DMPQ- What are the different Types of biodiversity?

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