Science Tech

   Blood: Composition and Function   Blood has many functions including transportation of nutrients round the body, maintaining homeostasis and the immune system. It is made up of plasma, red blood cells, white blood cells and platelets.     Function of blood   Transportation: The blood carries other substances … Read more

 Molecular breeding and marker assisted selection Molecular breeding Molecular Breeding or Marker assisted breeding (MAB) is the process of using the results of DNA tests to assist in the selection of individuals to become the parents in the next generation of a genetic improvement program. The choice among various methods of MAB depends … Read more

 E-learning- IT& Rural applications A learning system based on formalised teaching but with the help of electronic resources is known as E-learning. While teaching can be based in or out of the classrooms, the use of computers and the Internet forms the major component of E-learning. E-learning can also be termed as a … Read more

 Elementary idea of LASER Laser, a device that stimulates atoms or molecules to emit light at particular wavelengths and amplifies that light, typically producing a very narrow beam of radiation. The emission generally covers an extremely limited range of visible, infrared, or ultraviolet wavelengths. Many different types of lasers have been developed, with … Read more

 Quick Revision ( SCIENCE SERIES, Art 2):   NUCLEAR TECHNOLOGY, RADIOACTIVITY and Its application     Nuclear technology: Nuclear technology is technology that involves the nuclear reaction of atomic nuclei. Among the notable nuclear technologies are nuclear reactors, nuclear medicine and nuclear weapons.   BASIC CONCEPTS: Nuclear energy: The energy produced due to changes … Read more

 India’s Missile program   Introduction India’s missile programme took a shot from space programme, beginning 1967.   In 1972, Rohini- a 560 two-stage, solid propulsion sounding rocket was developed and test fired India first launched its small 17-tonne SLV-3 space booster in 1979 India successfully injected the 35 kg Rohini I satellite into … Read more

 Fungi fungi, any of about 99,000 known species of organisms of the kingdom Fungi, which includes the yeasts, rusts, smuts, mildews, molds, and mushrooms. There are also many funguslike organisms, including slime molds and oomycetes (water molds), that do not belong to kingdom Fungi but are often called fungi. Many of these funguslike … Read more

 Agricultural Credit Policy Rural indebtedness is an age-old problem in India. In the nineteenth century, commercial banking was non-existent in rural areas, and farmers were completely in the hands of usurious moneylenders. Starting from the days of British rule, the central government has been striving to expand institutional lending to the rural agricultural … Read more

   CREDA – Chhattisgarh State Renewable Energy Development Agency   CREDA – Chhattisgarh State Renewable Energy Development Agency, has been constituted on 25th May 2001 under the Department of Energy, Government of Chhattisgarh for implementation of various schemes pertaining to Renewable Energy sources and Energy Conservation activities. It is registered under Society Act … Read more

 Agriculture price policy Agricultural price policy in India was introduced since independence. But the agricultural price policy formulated in India has varied widely for different years and also for different crops. This policy put much emphasis on the prices of foodgrains like wheat, rice and coarse cereals such as jowar, bajra, maize etc. … Read more