DMPQ- What are directional and non-directional movements in plants?

Directional Movements Directional changes are called tropic movements. Tropic movements are the one which occurs in the direction of the stimulus. Positive phototropism is responding by bending towards the sunlight which can be seen in shoots. Negative geotropism is growing away from the ground which is also shown by shoots. Roots exhibit negative photo tropism … Read more DMPQ- What are directional and non-directional movements in plants?

DMPQ- What is composting?

Composting is an anaerobic microbially driven process that converts organic wastes into stable sanitary humus like material. This material can then be safely returned to the natural environment. This method is actually a low moisture, solid substrate fermentation process. In large- scale operations using largely domestic solid wastes, the final product is mostly used for … Read more DMPQ- What is composting?

DMPQ- Write a short note on Community Information Centre.

Department of Electronics and Information Technology (DEIT) had taken up an initiative in February 2002 for setting up of Community Information Centres (CICs) in the hilly, far-flung rural areas of the country to bring the benefits of ICT (Information and Communication Technologies) to the people for socio-economic development of these regions and to alleviate the … Read more DMPQ- Write a short note on Community Information Centre.

DMPQ:Explain the following term: a) Pyramid of Number b) Pyramid of Biomass c) Pyramid of Energy

a) Pyramid of Number: This represents the number of organisms at each trophic level. For example, in grassland the number of grasses is more than the number of herbivores that feed on them and the number of herbivores is more than the number of carnivores. In some instances, the pyramid of number may be inverted, i.e … Read more DMPQ:Explain the following term: a) Pyramid of Number b) Pyramid of Biomass c) Pyramid of Energy

DMPQ:What is VOIP and write its advantages.

VOIP is IP enabled voice calling technology over internet. Example: Skype, Yahoo messenger,MSN messenger.It requires broadband connectivity to make a call along with IP enables  like Computers,Smartphone etc.The voice is converted into digital packets and transmitted to destination over packet switchednetwork. Advantages of VOIP are: Cost of calling is cheaper than normal phone. No need … Read more DMPQ:What is VOIP and write its advantages.

DMPQ:Write a short note on Totipotency.

Many somatic plant cells, including some fully differentiated types (e.g. leaf mesophyll),provided they contain intact nuclear, plastid and mitochondrial genomes, have the capacity to regenerate into whole plants. This phenomenon is totipotency.Totipotent cells from plants have been used in tissue-culture techniques to produce improved plant materials that are pathogen-free and disease-resistant. Totipotent cells fromanimals are … Read more DMPQ:Write a short note on Totipotency.

DMPQ :What is electrostatic precipitator? Explain with the help of diagram.

There are several ways of removing particulate matter; the most widelyused of which is the electrostatic precipitator, which can remove over 99 per cent particulate matter present in the exhaust from a thermal power plant. It has electrode wires that are maintained at several thousand volts, which produce a corona that releases electrons. These electrons … Read more DMPQ :What is electrostatic precipitator? Explain with the help of diagram.

DMPQ:Gender Inequality is a concern for us as a society. Suggest ways to increase the gender equality

The ways through which gender equality can be increased are:   Involving women and girls in decision making process in programmes at grassroots level such as designing ways to implement MDGs, forming SHGs, talking about sex education etc. A simple gesture of girls using mobile phones increases their confidence. Stopping child marriages and strict action … Read more DMPQ:Gender Inequality is a concern for us as a society. Suggest ways to increase the gender equality

DMPQ- Write an essay on the use of Medicinal Plants in India.

The history of medicinal plants is intimately connected with the history of botany. Primitive man, in constant terror of diseases, lived at the mercy of nature. From the earliest times, tribal priests and medicine men (witch doctors) used various plants, minerals and animal organs, usually in association with strange rituals and incantation, to drive out … Read more DMPQ- Write an essay on the use of Medicinal Plants in India.

DMPQ- Evaluate the Regulatory mechanism for bt brinjal in India.

Bt brinjal is the first food crop under evaluation for commercial release in India. Since its development in 2000, the crop has undergone rigorous scientific evaluation to assess its food safety, environmental safety, human and animal health safety and biodiversity. Rigorous scientific tests, including toxicity and allergenicity evaluation as well as nutritional studies on rabbits, … Read more DMPQ- Evaluate the Regulatory mechanism for bt brinjal in India.

DMPQ- Biotech-KISAN scheme

Biotech-KISAN scheme is a farmer centric scheme for farmers, developed by and with farmers. It is a Pan-India program, following a hub-and spoke model and stimulates entrepreneurship and innovation in farmers and empowers women. The Biotech- KISAN Hubs are expected to fulfil the technology requirement to generate agriculture and bio-resource related jobs and better livelihood … Read more DMPQ- Biotech-KISAN scheme

DMPQ- Mention the uses and properties of Gaseous refinery products .

Gaseous refinery products include hydrogen, fuel gas, ethane, propane, and butane. Most of the hydrogen is consumed in refinery desulfurization facilities, which remove hydrogen sulfide from the gas stream and then separate that compound into elemental hydrogen and sulfur; small quantities of the hydrogen may be delivered to the refinery fuel system. Refinery fuel gas … Read more DMPQ- Mention the uses and properties of Gaseous refinery products .

DMPQ- Explain the Magnetic lines of force and their properties.

To describe the phenomena related to magnets, lines are used to depict the force existing in the area surrounding the magnet. These lines are called the magnetic lines of force. These lines do not exist actually, but are imaginary lines that are used to illustrate and describe the pattern of the magnetic field. As shown … Read more DMPQ- Explain the Magnetic lines of force and their properties.

DMPQ:Write short note on Genetic modified crops.

Genetically modified crops are plants used in agriculture, the DNA of which has beenmodified using genetic engineering techniques. The aim is to introduce a new trait to the plant which does not occur naturally in thespecies. In food crops include resistance to certain pests, diseases, or environmentalconditions, and improving the nutrient profile of the crop. … Read more DMPQ:Write short note on Genetic modified crops.

DMPQ:What is the working principle of Hydrogen Bomb?

Hydrogen bombs are thermonuclearweapons which employs fusion of isotopes ofhydrogen. The result is greatly increased explosivepower when compared to single-stage fissionweapons.The energy released in a Hydrogen bombis several magnitudes higher than anAtom bomb. A fusion bomb is more sophisticated anddifficult to make, since it requires a muchhigher temperature — in the order ofmillions of degrees … Read more DMPQ:What is the working principle of Hydrogen Bomb?

DMPQ- Write Short Note on National Supercomputing Mission. (SCIENCE)

The Mission envisages empowering our national academic and R&D institutions spread over the country by installing a vast supercomputing grid comprising of more than 70 high-performance computing facilities. These supercomputers will also be networked on the National Supercomputing grid over the National Knowledge Network (NKN). The Mission would be implemented and steered jointly by the … Read more DMPQ- Write Short Note on National Supercomputing Mission. (SCIENCE)

DMPQ- What do you mean by Local Area Network (LAN)? Explain its applications.

Local Area Network (LAN) It is also called LAN and designed for small physical areas such as an office, group of buildings or a factory. LANs are used widely as it is easy to design and to troubleshoot. Personal computers and workstations are connected to each other through LANs. We can use different types of … Read more DMPQ- What do you mean by Local Area Network (LAN)? Explain its applications.

DMPQ- Explain the main Applications of tissue culture.

Applications of tissue culture Rapid Clonal Propagation A clone is a group of individuals or cells derived from a single parent individual or cell through asexual reproduction. All the cells in callus or suspension culture are derived from a single explants by mitotic division. Therefore, all plantlets regenerated from a callus/suspension culture generally have the … Read more DMPQ- Explain the main Applications of tissue culture.

DMPQ- What are the different Types of Electrical transformers ?

Electrical transformers can be classified into different categories depending upon their end-use, construction, supply, and purpose. On the Basis of Design Core Type Transformer This transformer features two horizontal sections with two vertical limbs and a rectangular core with a magnetic circuit. Cylindrical coils (HV and LV) are placed on the central limb of the core … Read more DMPQ- What are the different Types of Electrical transformers ?

DMPQ- Write a short note on Bio fertiliser(Science)

Biofertilisersare organisms that enrich the nutrient quality of the soil. The main sources of biofertilisers are bacteria, fungi and cyanobacteria. Rhizobium bacteria is found in symbiotic assosiation the root nodules of leguminousplants. These bacteria fix atmospheric nitrogen into organic forms, which is used bythe plant as nutrient.Azotobacter and Azospirillum also fix atmospheric nitrogen, but these … Read more DMPQ- Write a short note on Bio fertiliser(Science)

DMPQ- Explain the important herbal medicines with their uses.

Aloe vera: It can be used as a topical agent for soothing burns and can be ingested to reduce post-meal glucose highs associated with diabetes and pre-diabetes. Black cohosh: The roots and rhizomes of this flowering plant can help treat hot flashes and other symptoms of menopause. The plant was used medicinally to treat menopause … Read more DMPQ- Explain the important herbal medicines with their uses.

DMPQ- What are the Main Advantages of Transgenic Plant?

Improvement in Yield Gene technology plays important role in increasing the productivity of food, fibre and vegetable crops ensuring food security which is essential for international peace and stability. Thus it is an important mean to fight hunger. The transgenes generally are not yield enhancing genes. The increase in yield or productivity is achieved by … Read more DMPQ- What are the Main Advantages of Transgenic Plant?

DMPQ- Examine the Role of Science and Technology in Urbanisation.

Urbanization is a key environmental issue as well. The rapid pace at which urbanization is taking place in the developing world has an impact on climate change and other global environmental issues. Cities account for more than two-thirds of the global energy demand and result in up to 80 per cent of global greenhouse gas … Read more DMPQ- Examine the Role of Science and Technology in Urbanisation.

DMPQ- What are the key functions of DAPCU (District AIDS Prevention and Control Unit)?

The key functions of DAPCUS are: DAPCUs, through active engagement of the district administration mobilise response from allied line departments and private sector in mainstreaming the programme. Initiates evidence based district-specific initiatives by leveraging local resources. Facilitates in linking vulnerable population with various social entitlement and welfare schemes under the mechanism of DAPCU led single … Read more DMPQ- What are the key functions of DAPCU (District AIDS Prevention and Control Unit)?

DMPQ- What do you understand by Adaptive immunity ?

Adaptive immunity develops when innate immunity is ineffective in eliminating infectious agents and the infection is established. The primary functions of the adaptive immune response are the recognition of specific “non-self” antigens in the presence of “self” antigens; the generation of pathogen-specific immunologic effector pathways that eliminate specific pathogens or pathogen-infected cells; and the development … Read more DMPQ- What do you understand by Adaptive immunity ?

DMPQ- Explain the method of Defluoridation for water purification.

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 percent of the earth’s potable water. An excess of fluoride … Read more DMPQ- Explain the method of Defluoridation for water purification.

DMPQ- Examine the process of Live Attenuated Vaccines .

Live vaccines are derived from “wild,” or disease-causing, viruses or bacteria. These wild viruses or bacteria are attenuated, or weakened, in a laboratory, usually by repeated culturing. For example, the measles virus used as a vaccine today was isolated from a child with measles disease in 1954. Almost 10 years of serial passage using tissue … Read more DMPQ- Examine the process of Live Attenuated Vaccines .

DMPQ- Explain the method of Distillation for water purification.

Distillation is a water purification method that utilizes heat to collect pure water in the form of vapor. This method is effective by the scientific fact that water has a lower boiling point than other contaminants and disease-causing elements found in water. Water is subjected to a heat source until it attains its boiling point. … Read more DMPQ- Explain the method of Distillation for water purification.

DMPQ- Write a short note on Traditional methods of vaccine production.

The first human vaccines against viruses were based using weaker or attenuated viruses to generate immunity. The smallpox vaccine used cowpox, a poxvirus that was similar enough to smallpox to protect against it but usually didn’t cause serious illness. Rabies was the first virus attenuated in a lab to create a vaccine for humans. Egg-Based … Read more DMPQ- Write a short note on Traditional methods of vaccine production.

DMPQ- Explain the method of Chlorination for water purification.

Chlorine is a powerful chemical that has been in use for many years to treat water for home consumption. Chlorine is an effective water purification method that kills germs, parasites and other disease-causing organisms found in ground or tap water. Water can be purified using chlorine tablets or liquid chlorine. As an off-the-shelf water purification … Read more DMPQ- Explain the method of Chlorination for water purification.

DMPQ- Explain Ultraviolet (UV) disinfection systems

Ultraviolet (UV) disinfection systems contact the treated secondary wastewater with UV light bulbs that are encased in clear housings. The UV light kills pathogenic organisms by using a germicidal photochemical wavelength. Unlike chlorination, UV leaves no residual in the wastewater with which to be concerned. Plants that use UV must either have dual UV systems … Read more DMPQ- Explain Ultraviolet (UV) disinfection systems

DMPQ- What are the threats for Energy security of India?

In the 60s and 70s, developed nations like the US, UK, Germany, France and Japan were racing ahead by developing newer technologies and consumer products that were change lifestyles leading to a shift from conservative to indulgent energy consumption. Everything seemed fine until leading oil producing nations, grouped under OPEC and led by the largest … Read more DMPQ- What are the threats for Energy security of India?

DMPQ- What do you understand by the Risk of nuclear proliferation

During the past decade, the United States and Russia have joined in a number of efforts to reduce the danger posed by the enormous quantity of weapons-usable material withdrawn from nuclear weapons. Other countries and various private groups have assisted in this task. But many impediments have prevented effective results, and most of the dangers … Read more DMPQ- What do you understand by the Risk of nuclear proliferation

DMPQ-INS Viraat.

INS Viraat is the longest serving warship in the world. It hold the Guinness Books of record  INS Viraat was first commissioned into the British Royal Navy as the HMS Hermes on November 18, 1959, 15 years after she was laid down in June, 1944.  She served as the flagship of the Royal Navy’s task … Read more DMPQ-INS Viraat.

DMPQ- Write short note on following: a) GSAT-7A b) GSAT 11

1) GSAT-7A:    GSAT-7A with a lift-off mass of 2250 kg, is a geostationary satellite carrying communication transponders in Ku-band. The Satellite is built to provide communication capability to the users over the Indian region. It was launched by the GSLV-F11 launchpad.  It is ISRO’s 7th flight with indigenous upper stage cryogenic engine.  The four liquid … Read more DMPQ- Write short note on following: a) GSAT-7A b) GSAT 11

DMPQ- Comment on the current status of Technology and Innovation in India.

Recognizing the crucial role of technology and innovation in economic development, India’s policy makers have taken several initiatives to promote science, technology and innovation. Various schemes have been launched to attract, nurture and retain young researchers and women scientists in the field of scientific research. Some important achievements in the field of science and technology … Read more DMPQ- Comment on the current status of Technology and Innovation in India.