This page contains UPSC IAS General Studies Previous Year Prelims Questions Paper I with answer key and explanation. It really helps to take a look at these questions and even better if one try to solve them in timely manner.
These UPSC CSE Previous year questions papers for GS Paper 1 are also helpful in understanding the syllabus and pattern of the exam.
Global Drug Survey 2019
Now in its eighth year, the Global Drug Survey for 2019 will survey, for the first time, consumption trends in alcohol, cannabis and opiates in India.
The survey is independent of governments and will investigate drug habits across 35 countries, while its findings will be translated into 20 languages.
Zika virus disease is caused by a virus transmitted primarily by Aedes mosquitoes, which bite during the day, this is the same mosquito that transmits dengue, chikungunya and yellow fever.
Read More: Zika virus
What is Oumuamua ?
Oumuamua is the first interstellar object known to enter our solar system, accelerated faster away from the sun than expected. Some kind of artificial sail that runs on sunlight known as a light sail may have helped push it through space.
The alien rock first viewed by telescopes in October 2017 is about 1,300 feet long (400 metre) long, and only about 130 feet wide.
Central Pollution Control Board : Air quality Compliance score
The compliance score refers to an index prepared by the CPCB to measure follow-up actions taken by individuals/agencies on violations (construction and demolition waste eyc) pointed out by CPCB.
The scores show that Gurugram and Delhi are least compliant among those in the National Capital Region. Despite a 30 per cent reduction in stubble fires from Haryana and Punjab this year, the Air Quality Index (AQI) reached to "very poor" category at 393.
What is Kuiper Belt ?
The Kuiper Belt (Edgeworth–Kuiper belt) is a region of the Solar System that exists beyond the eight major planets, extending from the orbit of Neptune to the Sun.
It is similar to the asteroid belt, in that it contains many small bodies, all remnants from the Solar System's formation.
NASA Dawn mission
NASA's Dawn mission was launched in 2007 to study the protoplanet Vesta and the dwarf planet Ceres, after orbited the two largest objects in the asteroid belt the spacecraft has run out of fuel, ending a historic 11-year mission.
In 2011, the spacecraft became the first to orbit a body (Vesta) in the region between Mars and Jupiter while in 2015, the mission became the first to visit a dwarf planet (Ceres) and go into orbit around two destinations beyond Earth.
Most polluted cities in India
According to WHO's recent database containing a list of pollution levels in over 1,000 cities worldwide, Kanpur is India's and World's most polluted city.
Of the 20 most polluted cities at the highest PM 2.5 levels, 14 are in India. Kanpur, Faridabad, Varanasi, Gaya, Patna and Delhi are top 6 most polluted cities of the world.
Asian Development Bank
The Asian Development Bank (ADB) established on 19 December 1966 is a regional development bank having headquartered in the Ortigas Center located in the city of Mandaluyong, Metro Manila, Philippines.
ADB an official United Nations Observer, have 67 members of which 48 are from within Asia and the Pacific and 19 from outside.
As of 31 December 2016, Japan and United States hold the largest proportion of shares at 15.607 per cent. China holds 6.444 per cent, India holds 6.331 per cent, and Australia holds 5.786 per cent.
India was a founding member of ADB and is now the fourth-largest shareholder, but operations in the country began only in 1986, when India opted to become a borrowing member.
Indian Regional Navigation Satellite System (IRNSS)
Indian Regional Navigation Satellite System (IRNSS) also known as NavIC (Navigation in Indian Constellation) is an autonomous regional satellite navigation system that provides accurate real-time positioning and timing services.
It covers India and a region extending 1,500 km (930 mi) around it, with plans for further extension.
The system at present consists of a constellation of seven satellites, with two additional satellites on ground as stand-by. Owing to repeated failures of the atomic clocks on the satellite where snine out of the 21 clocks in the fleet have failed — ISRO has decided to add buffers to the NavIC by adding four more satellites.
India's defence spending
India(3.8 per cent) was ranked fourth after USA(35 per cent), China(13 per cent) and Saudi Arabia(4 per cent) in terms of military spending in 2017 globally.
In percentage terms, spending showed a marginal decrease for the U.S., while Russia’s spending saw the biggest drop. Saudi Arabia saw the biggest increase among the top spenders.