Medieval India

              North India       Ghadvalas     Chandradeva*. Jaichandra fought Muhammad Ghur Chandellas of Jejakabhukti/Bundelkhand   *Vidyadhara* & Yashovarman   Paramaras of Malwa   Vakpati Munjal & *Bhoja*   Chahamanas/Chauhans of Sakambhari   Vigraharaja IV Visaladeva, *Prithviraj III* (Chauhan) Kalachuris of Tripuri   Kokalla, Gangeyadeva & *Karna* … Read more

ECOLOGY

    Ecology is  defined “as a scientific study of the relationship of the living organisms with each other and with their environment.” The classical texts of the Vedic period such as the Vedas, the Samhitas, the Brahmanas and the Aranyakas-Upanishads contain many references to ecological concepts .The Indian treatise on medicine, the Caraka- Samhita … Read more

 Climatic changes

    It is the long term change in the statistical distribution of weather patterns over periods of time Though it has been happening naturally for millions of years, in recent years it has accelerated due to anthropogenic causes and has been causing global warming. UNFCCC defines climate change as – “a change of climate … Read more

Mixed ratio and proportion

  Ratio Introduction: Ratio is the relation which one quantity bears to another of the same kind. The ratio of two quantities a and b is the fraction a/b and we write it as a: b. In the ratio a: b, we call a as the first term or antecedent and b, the second term or consequent.   … Read more