Science Tech

 Preservation & promotion of culture and indigenous knowledge- Use of Regional Language in ICT “A nation’s culture resides in the hearts and in the soul of its people.” -Mahatma Gandhi Indigenous Knowledge (IK) refers to the knowledge, innovations, and practices of indigenous groups in matters related to agriculture and environmental management, medicine and … Read more

 Magnetic keepers A magnet keeper, also known historically as an armature, is a ferromagnetic bar made from soft iron or steel, which is placed across the poles of a permanent magnet to help preserve the strength of the magnet by completing the magnetic circuit; it is important for magnets that have a low … Read more

 Defluoridation and other Techniques of water purification Defluoridation Defluoridation is the downward adjustment of the level of fluoride in drinking water. Worldwide, fluoride is one of the most abundant anions present in groundwater. Fluoride is more present in groundwater than surface water mainly due to the leaching of minerals. Groundwater accounts for 98 … Read more

 Endothermic Reactions Endothermic reactions are those chemical reactions where energy is absorbed by the system from the surroundings mostly in the form of heat. The concept is applied in the physical sciences like chemical reactions where hear is converted to chemical bond energy by way of experiments. Common examples of endothermic … Read more

 e-learning 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 network enabled transfer … Read more

 Agro Food Processing: Forming village clusters and establishing Food Storage, Food Processing Industry is of enormous significance for India’s development because of the vital linkages and synergies that it promotes between the two pillars of the economy, namely Industry and Agriculture. India is world’s second largest producer of food and has the potential … Read more

 Osmoregulation Osmoregulation is the process of maintaining salt and water balance (osmotic balance) across membranes within the body. The fluids inside and surrounding cells are composed of water, electrolytes, and nonelectrolytes. An electrolyte is a compound that dissociates into ions when dissolved in water. A nonelectrolyte, in contrast, does not dissociate into ions … Read more

 Technology with a Human Face Technology and the Human Race The human race has indeed gone far with technology. From the age when he still used wooden and stone tools to a powerful era of silicon and steel, he ceased to be a helpless prey to a number of predators to become a … Read more

 Reflex action In the body of an animal two types of activities take place: voluntary and involuntary. Voluntary action happens according to the will of the individual while there is not any control of will over involuntary action. Involuntary action may again be divided into two categories. The action of first category is … Read more

 Fertilizers All plants need certain mineral nutrients to survive. These minerals occur naturally in the soil and are taken up from the soil by the roots of the plants. Most soils usually have enough of these minerals to keep plants healthy. However, some nutrients are gradually used up by the plants, or are … Read more