Science

Applications of atmospheric pressure Drinking Straw  When drinking with a straw, one has to suck the straw. This causes the pressure in hte straw to decrease. The external atmospheric pressure, which is greater, will then act on the surface of the water in the glass, causing it to rise through the straw. Rubber Sucker  When … Read more DMPQ- Mention the Applications of atmospheric pressure.

Stem Cells: Stem cells are a class of undifferentiatedcells that are able to differentiate into specialized celltypes. Commonly, stem cells are of the followingtypes: Embryonic stem cells – derived from the inner cellmass of an embryo and these are capable offorming any cell types of the bodyAdult stem cells – also known as somatic stem … Read more DMPQ-Write a short note on stem cells. (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)

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 DMPQ- What are the important uses of a detergent?

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.

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?

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.

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)?

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 ?

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.