Science

On March 27, DRDO conducted Mission Shakti, an anti-satellite missile test, from Dr APJ Abdul Kalam Island launch complex. One of India’s existing satellites operating in lower orbit used in the mission. The test was successful on all parameters. India has made it clear that its space capabilities aren’t directed against anyone and the government … Read more DMPQ- Mission shakti

Thirty Meter Telescope is a new class of extremely large telescopes that will allow us to see deeper into space and observe cosmic objects with unprecedented sensitivity. It is getting built at Mauna Kea, Hawaii, USA. With its 30 m prime mirror diameter, TMT will be three times as wide, with nine times more area … Read more DMPQ-Write a short note on Thirty Meter Telescope.

Dry cell batteries create electrical energy by converting chemical energy into electricity. The exact means of doing so depends on the type of dry cell battery in question, but the materials that are used are generally zinc and carbon or zinc and manganese dioxide. These materials are placed within the electrolyte paste within the battery. … Read more DMPQ- Explain the functioning of Dry cell.

  Ballistic Cruise Launched directly into the high layers of the earth’s atmosphere A cruise is a guided missile that can destroy a target over long distance with high accuracy. Follows parabolic path Does not follow parabolic path It depends on gravity hence called ballistic. Does not depend upon gravity Classified by coverage Classified by … Read more DMPQ: Enumerate the difference between ballistic and cruise missile.

Genetic modified crop as the name suggest is modified form of crop in which nuclear material of parent crop is altered and modified to its advantage by use of genetic engineering. Example of genetic crops are Bt cotton, bt brinjal etc. Advantage: Drought resilient varieties, pest resilient varieties can be grown. This will bring sustainability … Read more DMPQ: What are GM crops? Discuss its advantage and issue involved.

  (a)Male and Female reproductive organ:    The male reproductive organs include a pair of testes (singular, testis), two sperm ducts and a penis. The testes produce the male gametes called sperms. The female reproductive organs are a pair of ovaries, oviducts (fallopian tubes) and the uterus. Ovary produces female gametes called ova (eggs).   (b)Asexual production:  It is a … Read more Give an account of following: a) Male and female reproductive organs b) Asexual production c) Binary fission d) Fertilisation

Properties of paints  Exterior paint is exposed to all types of varying weather conditions. Exterior paint is therefore required to provide protection against UV radiation of the sun as well as fungal growth.  It’s made to combat mildew as well as fading. In addition, they have to be fade resistant as they face … Read more DMPQ- List out the common Properties of paints.

. In India, Ministry of Environment, Forest and Climate Change (MoEFCC) introduced the Environment (Protection) Act, 1986 as an umbrella legislation to provide a holistic framework for the protection and improvement to the environment. In connection with the use of micro-organisms and application of gene technology, the MoEFCC notified the “Rules for manufacture, use/import/export & … Read more DMPQ- Discuss the process of regulation of Genetically modified (GM) foods in India.

:  The polymerase chain reaction is a technique for cloning a particular piece or amplifying a single or few copies of a piece of DNA, generating millions or more copies of that particular DNA sequence. One can make virtually unlimited copies of a single DNA molecule even though it may initially be present in a … Read more DMPQ: . What is Polymerase Chain reaction? What are the materials required for Polymerase chain reaction?

In rural India, only three in 10 internet users are a woman (​IMRB’s I Cube Report 2017​). A partnership with Tata Trusts, Internet Saathi gives women access to the digital world, and knowledge they can use and share. The program trains “Saathis” — specialists — who in turn can train their community and neighboring villages. … Read more DMPQ- Write a short note on Internet saathi.