Notes and Study material for Exams
THEORIES OF EVOLUTION Evolution, simply put, is descent with modification. This definition encompasses small-scale evolution (changes in gene frequency in a Population from one generation to the next) and large-scale evolution (the descent of different species from a common ancestor over many generations). Evolution helps us to understand the history of life. Evolution is not … Read more
The spatial extent of Jharkhand State is approximately 21° 55’ to 25° 35’ North Latitude and 83° 20’ to 88° 02’ East Longitude. The state is land locked and it Shares its boundary with Orissa on the southeast, Chattisgarh on the southwest, Bihar on the north, West Bengal on the east and Uttar Pradesh … Read more
Geology is one of the most attractive optional amongst the Indian Forest Aspirants particularly after the introduction of preliminary examination . Following are the links for complete geology optional prepared by me (I gave Ifos Interview in 2014) and my friend who secured a rank in IFoS 2013. You could comment for any doubt or … Read more
HIstoy of Madhya pradesh with emphasis on Prehistory Madhya Pradesh history states the past of the state, when it was ruled by the renowned dynasties. It even portrays the journey of the state from the past to the present. The state is said to be the habitat of some of the famous dynasties. The history of … Read more
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
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
The Paleolithic Period, also known as the Old Stone Age, represents a significant chapter in human history. Spanning from approximately 500,000 BCE to 10,000 BCE, this era witnessed the emergence and evolution of early human ancestors, their adaptation to various environments, and the development of essential survival skills. Key Characteristics of the Paleolithic Period Hominin … Read more