Science

Delhi has become a smoke chamber in the recent past especially in winters. The changes in temperature  and slowing wind traps soot, dust fine and particulate matter. The reasons for air pollution are as follows: Burning of agricultural residue in Punjab and harayana. Farm stubble burning. This reason got aggravated because of the use of … Read more DMPQ: Quality of Air in Delhi is getting worsen day by day. What are the causes for air pollution in Delhi. Suggest ways to deal with the problem of air pollution. ( Envt)

Uranium is one of the fissile material which is used for power generations. But All isotopes are not categorised as fissile. The certain minimum standards have to be met to qualify as fissile material: It should be able to sustain the chain reaction. It should have a high probability of fission when bombarded with slow/fast … Read more DMPQ: What are the qualities of a fissile material. Discuss the advantage of Thorium reactors.

Hot Spot is an image sensing system which makes use of infra-red cameras to find out if the batsman has nicked the ball. This technology was first introduced in cricket by a Melbourne based company, BBG Sports. Although two infrared cameras are enough, generally four infrared cameras are used to record the game continuously. The … Read more DMPQ-Explain the concept behind the working hot spot technology.

Genetic engineering Scientists have learned how to move genes from one organism to another. This has been called genetic modification (GM), genetic engineering (GE) or genetic improvement (GI). Regardless of the name, the process allows the transfer of useful characteristics (such as resistance to a disease) into a plant, animal or microorganism by inserting genes … Read more DMPQ- Mention the Technological aspects of agricultural biotechnology.

1. Endeavour to achieve an appropriate level of protection of human life and health and the protection of consumer’s interests, including fair practices in all kinds of food trade with reference to food safety standards and practices; 2. Carry out risk management which shall include taking into account the results of risk assessment and other … Read more DMPQ- What are the General principles of food safety? How can India ensure food safety for it growing population?

Quick Revision Topic:                pH scale and its day to day application   Definition:                  pH scale is the scale developed to measure the concentration of Hydrogen ion in a solution. Here ‘p’ in pH implies ‘potenz’ in german. The pH of a neutral solution is 7. for Acidic solution pH is less than 7 and … Read more Quick Revision- pH scale and its day to day application

DMH-11 is a Genetically Modified (GM) mustard hybrid. Hybrids are normally obtained by crossing 2 genetically diverse plants from the same species. The 1st-generation offspring resulting from it has higher yields than what either of the parents is individually capable of giving. But there is no natural hybridization system in mustard, unlike in, say, cotton, … Read more DMPQ-Write a short note on GM Mustard.

ICT encompasses both the internet-enabled sphere as well as the mobile one powered by wireless networks. It also includes antiquated technologies, such as landline telephones, radio and television broadcast — all of which are still widely used today alongside cutting-edge ICT pieces such as artificial intelligence and robotics. ICT is sometimes used synonymously with IT … Read more DMPQ: What are information and communication technology ? Explain their applications.

Surrogacy as a practice where a woman gives birth to a child for an intending couple with the intention to hand over the child after the birth to intending couple. Currently, Surrogacy regulation bill was passed in Lok sabha where total ban on commercial surrogacy was made. Why the need to regulate surrogacy: There was … Read more DMPQ-What do you understand by surrogacy? Why ban on commercial surrogacy was proposed in the recent bill tabled in Parliament?

Gravitational Lensing is a natural phenomenon that magnifies light around galaxies.  The phenomenon occurs when a huge amount of matter, such as a massive galaxy or cluster of galaxies, creates a gravitational field that distorts and magnifies the light from objects behind it, but in the same line of sight. This makes dim, faraway objects … Read more DMPQ-What do you understand by the term Gravitational Lensing?