Pakistan Science Technology Space Competitive Exams
100 questions · General Science
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Question 1 of 100
The Paksat series of satellites is mainly used for
ExplanationThey provide TV broadcast and telecom services.
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Question 2 of 100
The Mexipak wheat varieties were introduced in Pakistan in
ExplanationThey helped to double wheat production during the Green Revolution.
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Question 3 of 100
The Mangla Dam is built on the river
ExplanationIt is in Azad Jammu and Kashmir near Mirpur.
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Question 4 of 100
The Chashma Nuclear Power Plant is in the district of
ExplanationIt is in Punjab, on the Indus.
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Question 5 of 100
PRSC-EO1, launched in January 2025, is Pakistan's first
ExplanationIt was developed by SUPARCO.
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Question 6 of 100
Badr-B, launched in 2001, was a Pakistani
ExplanationIt carried a CCD camera for Earth observation.
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Question 7 of 100
Pakistan is NOT a signatory to the
ExplanationIts civilian nuclear plants are under IAEA safeguards.
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Question 8 of 100
Pakistan's first satellite, launched in 1990, was
ExplanationIt was launched from China on a Long March rocket.
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Question 9 of 100
In the Tiangong mission, a Pakistani astronaut is to serve as a
ExplanationThe astronaut will run scientific experiments on behalf of Pakistan.
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Question 10 of 100
The Chashma nuclear power plants were built with the cooperation of
ExplanationChashma-1 began commercial operation around 2000.
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Question 11 of 100
Badr-B, Pakistan's second satellite, was launched in 2001 from
ExplanationBadr-1 had been launched from China in 1990.
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Question 12 of 100
PakSat-MM1, launched in May 2024, is a
ExplanationIt is meant to improve broadband and communication coverage.
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Question 13 of 100
Pakistan's nuclear tests of 1998 were conducted in the
ExplanationThe tests were carried out on 28 and 30 May 1998.
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Question 14 of 100
The Institute of Space Technology (IST), Islamabad, was established in
ExplanationIt trains engineers for the space sector.
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Question 15 of 100
The PRSC-EOS programme consists of ______ electro-optical satellites.
ExplanationEO1 was launched in January 2025 and EO3 in April 2026 completed the trio.
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Question 16 of 100
The Ghauri missile was first test-fired in
ExplanationIt was tested a month before the nuclear tests.
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Question 17 of 100
The Thar coalfield, important for Pakistan's energy supply, is in
ExplanationIt contains huge lignite coal reserves.
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Question 18 of 100
NIBGE, a major biotechnology institute of PAEC, is in
ExplanationIt stands for National Institute for Biotechnology and Genetic Engineering.
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Question 19 of 100
NADRA, which issues the Computerised National Identity Card (CNIC), stands for
ExplanationIt manages the national database of citizens.
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Question 20 of 100
The Quaid-e-Azam Solar Park is located near
ExplanationIt is a major solar power project in Punjab.
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Question 21 of 100
Pakistan launched its first rocket, Rehbar-I, in
ExplanationSUPARCO launched it from Sonmiani, Balochistan.
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Question 22 of 100
The Sui gas field, Pakistan's largest natural gas field, is in
ExplanationIt was discovered in 1952.
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Question 23 of 100
Dr Abdus Salam, a scientific adviser of the Government of Pakistan, helped establish SUPARCO in
ExplanationThis laid the foundation for Pakistan's space programme.
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Question 24 of 100
The Pakistan Software Export Board (PSEB) was established in
ExplanationIt promotes software exports.
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Question 25 of 100
Pakistan is the first foreign partner in China's
ExplanationThe agreement was signed in Islamabad in February 2025.
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Question 26 of 100
The Sui gas field was discovered in
ExplanationNatural gas became a major energy source in Pakistan afterwards.
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Question 27 of 100
The first Pakistani to win a Nobel Prize in science was
ExplanationHe won the 1979 Nobel Prize in Physics.
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Question 28 of 100
The Arfa Software Technology Park is located in
ExplanationIt is named after Arfa Karim Randhawa.
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Question 29 of 100
The Pakistani astronaut to visit Tiangong will be the first
ExplanationThe mission is planned as a short-duration visit.
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Question 30 of 100
Chashma Nuclear Power Plant Unit-1 (C-1), a Chinese-designed reactor, has a capacity of about
ExplanationIt started commercial operation around the year 2000.
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Question 31 of 100
The Karakoram Highway links Pakistan with
ExplanationIt passes through the Khunjerab Pass.
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Question 32 of 100
The Khunjerab Pass, on the Karakoram Highway, is at an elevation of about
ExplanationIt is often described as the highest paved international border crossing.
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Question 33 of 100
The Tarbela Dam is built on the river
ExplanationIt is one of the largest earth-filled dams in the world.
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Question 34 of 100
The Al-Khalid is a Pakistani
ExplanationIt was developed with Chinese cooperation.
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Question 35 of 100
The day on which Pakistan conducted its nuclear tests in 1998 (28 May) is observed as
ExplanationIt is observed every year as a national day.
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Question 36 of 100
In the Pakistani crewed mission, one astronaut is expected to fly aboard the Chinese
ExplanationIt will carry out scientific experiments in microgravity.
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Question 37 of 100
Hyperspectral imaging is useful because it
ExplanationIt supports agriculture, mining and water-quality studies.
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Question 38 of 100
Earth observation satellites such as PRSC-EO1 usually operate in a
ExplanationThis gives consistent lighting for images taken on each pass.
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Question 39 of 100
The Neelum–Jhelum hydropower project is located in
ExplanationIt uses the water of the Neelum River.
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Question 40 of 100
The Diamer-Bhasha Dam is being built on the river
ExplanationIt is located in Gilgit-Baltistan.
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Question 41 of 100
Pakistan became the ______ country in the world to test nuclear weapons.
ExplanationThe others were the USA, USSR, UK, France, China and India.
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Question 42 of 100
iCube-Qamar, launched in May 2024, was Pakistan's first
ExplanationIt carried cameras to image the Moon's surface.
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Question 43 of 100
PINSTECH at Nilore, Islamabad, houses Pakistan's first research reactor, which began operating in
ExplanationIt is called PARR-1 and was supplied by the USA.
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Question 44 of 100
Nergis Mavalvala, a Pakistani-born scientist, is known for her work in
ExplanationShe is part of the LIGO team.
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Question 45 of 100
The name 'Tiangong' means
ExplanationIt is China's space station.
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Question 46 of 100
The Khan Research Laboratories (KRL), founded in 1976, are located at
ExplanationThey were set up as the Engineering Research Laboratories and renamed in 1981.
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Question 47 of 100
PakSat-MM1 was launched in May 2024 from
ExplanationIt was launched with the cooperation of the China Great Wall Industry Corporation.
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Question 48 of 100
The cooperation agreement for the training of Pakistani astronauts was signed between SUPARCO and the
ExplanationIt was signed in Islamabad in February 2025.
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Question 49 of 100
The Karakoram Highway was completed in 1979 and passes through the
ExplanationIt links Pakistan and China.
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Question 50 of 100
The Pakistan Atomic Energy Commission was formed in
ExplanationDr Nazir Ahmad was its first chairman.
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Question 51 of 100
Construction of Tarbela Dam was completed in
ExplanationMangla Dam was completed in 1967.
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Question 52 of 100
PRSC-EO1 was launched on 17 January 2025 by a
ExplanationIt was the first of the three PRSC-EO satellites.
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Question 53 of 100
A satellite orbiting at about 600 km above the Earth (orbital radius ≈ 6,971 km) completes one orbit in roughly
ExplanationT = 2π√(r³/GM) ≈ 5,790 s, which is about 96 minutes.
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Question 54 of 100
The geostationary orbit used by communication satellites such as Paksat is at an altitude of about
ExplanationA satellite there has an orbital period equal to Earth's rotation.
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Question 55 of 100
KANUPP, Pakistan's first commercial nuclear power plant, is located in
ExplanationKANUPP stands for Karachi Nuclear Power Plant.
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Question 56 of 100
Dr A. Q. Khan led the Kahuta laboratories, which developed Pakistan's uranium enrichment programme using
ExplanationCentrifuges separate U-235 from U-238.
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Question 57 of 100
The orbital speed of a satellite at 600 km altitude is approximately
Explanationv = √(GM/r) = √(3.986 × 10⁵ / 6,971) ≈ 7.56 km/s.
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Question 58 of 100
Pakistan's first sounding rocket, Rehbar-I, was launched in June
ExplanationIt was launched with the help of the USA.
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Question 59 of 100
PAEC stands for
ExplanationIt was established in 1956.
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Question 60 of 100
SUPARCO was established in
ExplanationIt was set up under the guidance of Dr Abdus Salam.
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Question 61 of 100
Dr Abdus Salam's Nobel-winning work is on the
ExplanationIt unifies the weak nuclear force and electromagnetism.
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Question 62 of 100
China's space station, where a Pakistani astronaut is to fly, is called
ExplanationTiangong means 'Heavenly Palace'.
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Question 63 of 100
The core module of the Chinese space station Tiangong is called
ExplanationIt was launched in April 2021.
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Question 64 of 100
PRSS-1, Pakistan's first remote sensing satellite, was launched in
ExplanationIt was launched with PakTES-1A.
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Question 65 of 100
Paksat-1R was placed in geostationary orbit at about
ExplanationIt has been Pakistan's main communication satellite since 2011.
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Question 66 of 100
PRSC-EO3, completing the three-satellite EO constellation, was launched in April 2026 by a
ExplanationTaiyuan is a launch centre in Shanxi province.
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Question 67 of 100
The International Centre for Theoretical Physics (ICTP) in Trieste, Italy, was founded by
ExplanationHe founded it in 1964.
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Question 68 of 100
The JF-17 Thunder is co-developed by the Pakistan Aeronautical Complex and China's
ExplanationIt is a single-engine multi-role combat aircraft.
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Question 69 of 100
HS-1, launched in October 2025, is Pakistan's first
ExplanationHyperspectral sensors record many narrow bands of light.
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Question 70 of 100
PARR-1 at PINSTECH is a research reactor of about
ExplanationIt began operation in 1965.
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Question 71 of 100
Dr Abdus Salam shared the 1979 Nobel Prize in Physics with
ExplanationThey were honoured for the unification of electromagnetic and weak forces.
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Question 72 of 100
iCube-Qamar was launched with China's lunar mission
ExplanationChang'e-6 collected samples from the far side of the Moon in 2024.
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Question 73 of 100
The K-2 and K-3 units of the Karachi nuclear power project have an installed capacity of about
ExplanationThey are among the largest nuclear units in Pakistan.
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Question 74 of 100
Nergis Mavalvala was part of the team that announced the first detection of gravitational waves in
ExplanationThe detection was made at the LIGO observatories.
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Question 75 of 100
The KANUPP reactor, a CANDU-type pressurised heavy water reactor, had a capacity of about
ExplanationIt started in 1972 and operated for about half a century.
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Question 76 of 100
HEC stands for
ExplanationIt regulates and funds higher education in Pakistan.
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Question 77 of 100
On 28 May 1998, Pakistan announced it had conducted ______ nuclear tests.
ExplanationA sixth test was announced on 30 May.
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Question 78 of 100
PCSIR stands for
ExplanationIt was founded in 1953.
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Question 79 of 100
SUPARCO stands for
ExplanationIt is Pakistan's national space agency.
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Question 80 of 100
The high-yielding wheat variety introduced during Pakistan's Green Revolution in the 1960s was
ExplanationIt was developed from Mexican dwarf wheat varieties.
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Question 81 of 100
The K-2 and K-3 nuclear power units in Karachi use the
ExplanationEach unit has a capacity of about 1,100 MW.
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Question 82 of 100
Quaid-e-Azam Solar Park (Bahawalpur) first began producing power at a capacity of about
ExplanationIt was inaugurated in 2015.
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Question 83 of 100
The Ghauri missile is named after
ExplanationPakistani missiles are named after historical Muslim figures.
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Question 84 of 100
NUST, a leading technical university of Pakistan, is located in
ExplanationIt stands for National University of Sciences and Technology.
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Question 85 of 100
The Pakistan Meteorological Department (PMD) is mainly responsible for
ExplanationIt also monitors climate and earthquakes.
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Question 86 of 100
Dr Atta-ur-Rahman, a Pakistani chemist, was elected a Fellow of the Royal Society (FRS) in
ExplanationHe is known for his research in natural products chemistry.
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Question 87 of 100
KANUPP, started in 1972, is a CANDU reactor that was supplied by
ExplanationIt had a capacity of about 137 MW.
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Question 88 of 100
The W and Z bosons predicted by the electroweak theory of Salam, Glashow and Weinberg were discovered in 1983 at
ExplanationThis confirmed the theory experimentally.
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Question 89 of 100
COMSTECH, the OIC's committee on science and technology cooperation, has its headquarters in
ExplanationIt was set up in 1981.
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Question 90 of 100
Remote sensing satellites help Pakistan to monitor
ExplanationThey provide images of the Earth's surface.
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Question 91 of 100
The Pakistan Telecommunication Authority (PTA) is the
ExplanationIt regulates mobile and Internet services.
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Question 92 of 100
Pakistan's SUPARCO is planned to take part in China's lunar mission
ExplanationThis will expand Pakistan's lunar exploration role.
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Question 93 of 100
Tarbela Dam is classified as an
ExplanationIt is one of the largest of its type in the world.
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Question 94 of 100
The first chairman of the Higher Education Commission (2002) was
ExplanationHe is an organic chemist and was elected a Fellow of the Royal Society.
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Question 95 of 100
Arfa Karim Randhawa became famous as the
ExplanationShe achieved this at the age of nine.
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Question 96 of 100
The two Pakistani astronaut candidates selected by China's human spaceflight agency in April 2026 are
ExplanationBoth are Pakistani pilots who train in China.
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Question 97 of 100
The JF-17 Thunder fighter aircraft is jointly produced by Pakistan and
ExplanationIt is produced at Pakistan Aeronautical Complex, Kamra.
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Question 98 of 100
Paksat-1R, Pakistan's communication satellite launched in 2011, was built with the cooperation of
ExplanationIt replaced the leased Paksat-1 in geostationary orbit.
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Question 99 of 100
The Pakistani astronaut mission is planned for a
ExplanationThe astronaut will conduct experiments for Pakistan.
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Question 100 of 100
COMSATS, an international organisation for science and technology cooperation, has its headquarters in
ExplanationIt was established in 1994.
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