GPSC Prelims and Mains Notes, GPSC Test Series
. Photonics is the science of light. It is the technology of generating, controlling, and detecting light waves and photons, which are particles of light. The characteristics of the waves and photons can be used to explore the universe, cure diseases, and even to solve crimes. Scientists have been studying light for hundreds of years. … Read more DMPQ-Briefly describe photonics. Also mention the need of photonics.
. In pursuance of the provision of Article 350-B of the Constitution, the office of the Special Officer for Linguistic Minorities was created in 1957. He is designated as the Commissioner for Linguistic Minorities. The Commissioner takes up all the matters pertaining to the grievances arising out of the non- implementation of the Constitutional and … Read more DMPQ-Describe the role and objectives of Commissioner for Linguistic Minorities.
Global warming due to GHGs and Ozone depletion may have following adverse consequences: Faster snow melting and glacier depletion Melting of glaciers will put close to half of world’s population under threat from flooding in short term and draughts, water and power shortages in long run. Siachin Glacier has retreated by around 1 km in … Read more DMPQ-Throw light on the potential consequences we are witnessing because of global warming.
USA became a power to reckon with within three decades of end of civil war and heavy Industrialization of USA took place. USA produced 1/3rd of total steel of world by 1900. For a long time, its growth was un-noticed as most of its production was consumed at home itself. It was only by 1890s … Read more DMPQ-Trace the rise of United states of America as global power in 19th century.
The Inter Tropical Convergence Zone (ITCZ) or Thermal Equator is a broad trough of low pressure in equatorial latitudes (it always remains on the north of the equator due to effect of landmass). This is where the northeast and the southeast trade winds converge and this is a low pressure zone. This convergence zone lies … Read more DMPQ-What is Inter Tropical Convergence Zone (ITCZ). How does it effects India’s climate.
As genetic research becomes more sophisticated, so does our ability to use plants and animals to develop new drugs or modify crops to meet food security needs. Often, in the search for new bio resources, researchers draw on local people’s traditional knowledge about the properties of a particular plant, animal or chemical compound. When researchers … Read more DMPQ-. Give a brief description about Bio-piracy with examples.
. The National Commission for SCs and STs came into being consequent upon passing of the 65th Constitutional Amendment Act of 1990. The Commission was established under Article 338 of the Constitution with the objective of monitoring all the safeguards provided for the SCs and STs under the Constitution or other law. Geographically and culturally, … Read more DMPQ-. Discuss the constitutional evolution of national commission for ST’s. Also mention the functions of the commission.
. India’s policy on climate change can be broadly divided into two phases – one in which it strictly adhered to ‘Historical Responsibility’ slogan and the other when it diluted it as it became a bigger economy and bigger polluter. India has become third largest emitter of GHG in absolute terms only behind China, which … Read more DMPQ-Discuss India’s climate change policy and also mention the changes brought in it overtime.
Carbonari, a secret society was formed by people to liberate Italy from clutches of foreigners. Rulers of Naples and Piedmont also encouraged liberal tendencies. But these efforts were curbed by Metternich. French revolutions of 1830 and 1848 sparked feelings of liberation, but the smaller states couldn’t coordinate and Austria again suppressed movements and movement was … Read more DMPQ-Trace the events that led to the unification of Italy.
They can be of various types depending upon the process of precipitation, obstacles etc. Convectional Rain The, air on being heated, becomes light and rises up in convection currents. As it rises, it expands and loses heat and consequently, condensation takes place and cumulous clouds are formed. With thunder and lightening, heavy rainfall takes place … Read more DMPQ-. Explain different types of rain.