Science Tech

 Tissue culture methods and applications Tissue culture refers to a method in which fragments of a tissue (plant or animal tissue) are introduced into a new, artificial environment, where they continue to function or grow. While fragments of a tissue are often used, it is important to note that entire organs are also … Read more

 Thermal effect of current it’s use, calculation of power and electrical energy Spent When an electric current flows through a conductor, electrical energy is expended n over coming the frictional resistance between eh electrons and the molecules of the wire. If potential difference of V volts is applied across a conductor and current … Read more

 Telecommunication Telecommunications, also known as telecom, is the exchange of information over significant distances by electronic means and refers to all types of voice, data and video transmission. This is a broad term that includes a wide range of information transmitting technologies such as telephones (wired and wireless), microwave communications, fiber optics, satellites, … 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

 TRENDS IN NUCLEAR POLICY, NPT AND CTBT Nuclear policy of india Important points of india’s nuclear policy are as follows: Building and maintaining a credible minimum deterrent. nuclear weapons will only be used in retaliation against a nuclear attack on Indian Territory or on Indian forces elsewhere. Nuclear retaliation to a first strike … Read more

 Synthetic fibers (nylon and rayon),, polystyrene Synthetic fibers are made from raw materials such as petroleum, based on chemicals or petrochemicals. These materials are polymerized into a long, linear chemical with different chemical compounds and are used to produce various types of fibers. Synthetic fibers account for about half of all fiber usage, … Read more

 Surface tension Surface tension, property of a liquid surface displayed by its acting as if it were a stretched elastic membrane. This phenomenon can be observed in the nearly spherical shape of small drops of liquids and of soap bubbles. Because of this property, certain insects can stand on the surface of water. … Read more

 Structure and function of human Brain and spinal cord The brain is a complex organ made up of specialized nerve and supportive tissues. It’s surrounded by many bones that together form the skull. The part of the skull where the brain sits is called the cranium. The base, or lower part, of the … Read more

 Steroids Steroids are naturally made by our bodies in small amounts. They help to control many functions. But steroids can also be made artificially and used as drugs to treat different diseases, including cancer.  Steroids used to treat cancer are usually a type called corticosteroids. These are man made versions of the hormones … Read more

 Special Promotional Programme for Horticulture Development Definition of Horticulture: Horticulture may be broadly defined as the Science and art of growing fruits, vegetables and flowers and crops like spices condiments and other plantation crops. It is a science of cultivation of Garden plants. The word Horticulture in derived from the Latin word Hortus … Read more