Science

Prahaar –            The Prahaar is India’s latest surface-to-surface missile with a range of 150 kms. The primary objective of the conventionally armed Prahaar missile is to bridge the gap between the unguided Pinaka multi-barrel rocket launcher (ranging 45 kms) and the guided Prithvi missile variants. Stated to be a unique missile, the Prahaar boasts of … Read more

:  A fast breeder reactor (FBR) breeds more fuel than it consumes that is it produces more plutonium than it consumes while generating power. For a uranium scarce country like India, it is an attractive technology. Plutonium produced in the thermal reactors as spent fuel is ideally suitable as the fuel material for use in … Read more

. India is at the learning stage for many of the complex technologies required to create a BMD system. DRDO’s record in producing weapon systems has not been encouraging as exemplified by the delayed induction of the LCA, the failure of the Arjun MBT and the virtual rejection of the INSAS rifle by the Indian … Read more

Biomagnification:         Biomagnification refers to increase in concentration of the toxicant at successive trophic levels. This happens because a toxic substance accumulated by an organism cannot be metabolised or excreted, and is thus passed on to the next higher trophic level. This phenomenon is well known for mercury and DDT. Bioremediation:  Bioremediation is a biotechnical process, … Read more

Micropropagation Ans:  Method of producing thousands of plants through tissue culture is called micropropagation. Each of these plants will be genetically identical to the original plant from which they are grown. They are soma clones. Somatic hybridisation Ans:  In somatic hybridisation cell wall is removed by digesting it with enzyme like pectinase and cellulase. Isolated … Read more

India’s Polar Satellite Launch Vehicle (PSLV-C45)  successfully launched EMISAT and 28 international customer satellites from Satish Dhawan Space Centre (SDSC) SHAR in Sriharikota. This flight marked the first mission of PSLV-QL, a new variant of PSLV with four strap-on motors. EMISAT is a satellite built around ISRO’s Mini Satellite-2 bus weighing about 436 kg. The … Read more

IndiGen Programme aims to undertake whole genome sequence of thousands of individuals representing diverse ethnic groups from India. It also strives to enable genetic epidemiology and develop public health technologies applications using population genome data. IndiGen  project selected the 1000-odd persons from a pool of about 5,000 and sought to include representatives from every state … Read more

The lymphatic system has three primary functions: Fluid balance The lymphatic system helps maintain fluid balance. It returns excess fluid and proteins from the tissues that cannot be returned through the blood vessels.  The fluid is found in tissue spaces and cavities, in the tiny spaces surrounding cells, known as the interstitial spaces. These are … Read more

Powder and liquid detergent can be used for other purposes besides cleaning clothes or dishes. This can save you money from having to buy multiple cleaning products. All-Purpose Cleaner Either form of detergent can be used to clean tiles, floors, counters, tubs and toilets. Mix 3/4 of a cup of bleach, 1 cup of detergent … Read more

Digital India Corporation (Formerly Media Lab Asia) is a not for profit organization set up by Ministry of Electronics and Information Technology (MeitY), Govt. of India, under Section 25 of the Companies Act 1956 (Section 8 under Companies Act 2013). The objective of the company is to bring the benefits of ICT to the common … Read more