World Universe Science Information Online Test (World General Knowledge) Updated

Q: How can I prepare for World Universe Science Information Online Test (World General Knowledge) Updated?

You can prepare for World Universe Science Information Online Test (World General Knowledge) Updated by attempting the free online quizzes at Gotest.com.pk. We provide instant results, performance reports, and detailed explanations for every question.

Question 1

1. What is the TRAPPIST-1 system famous for?

Answer

Being the closest star system to Earth

Answer

Containing seven Earth-sized planets, three of which may be in the habitable zone

Answer

Being the first system where a supernova was observed

Answer

Having the largest known black hole

Question 2

2. What is antimatter?

Answer

A hypothetical substance faster than light

Answer

Matter composed of antiparticles, which have the same mass but opposite charge to normal particles

Answer

The substance making up dark matter

Answer

Matter that exists only in black holes

Question 3

3. What is a Quasar?

Answer

A slow-moving neutron star

Answer

A small asteroid belt

Answer

An extremely luminous active galactic nucleus powered by a supermassive black hole

Answer

A type of comet

Question 4

4. What is a comet primarily composed of?

Answer

Liquid hydrogen

Answer

Rock and gas

Answer

Iron and nickel

Answer

Ice, dust, and rocky material

Question 5

5. What is the Hubble Space Telescope named after?

Answer

Edwin Hubble

Answer

Walter Hubble

Answer

James Hubble

Answer

George Hubble

Question 6

6. What is a "white dwarf"?

Answer

The dense, hot remnant of a low-to-medium mass star after it has shed its outer layers

Answer

A small, hot star newly formed from a nebula

Answer

A type of neutron star

Answer

A small star with white coloured surface gas

Question 7

7. What does E=mc² represent?

Answer

Energy equals mass times the speed of light squared

Answer

Entropy equals momentum times the speed of light squared

Answer

Energy equals mass times the speed of sound squared

Answer

Electricity equals mass times distance squared

Question 8

8. What does the Cosmic Microwave Background (CMB) radiation represent?

Answer

Radiation from the Sun's corona

Answer

Radiation emitted by dark matter

Answer

The thermal radiation left over from the early Universe shortly after the Big Bang

Answer

Radiation from distant quasars

Question 9

9. What is SpaceX and who founded it?

Answer

A Russian space agency; founded by Roscosmos

Answer

A private aerospace company; founded by Elon Musk in 2002

Answer

A joint US-European company; founded in 1995

Answer

A NASA division; founded by Bill Gates

Question 10

10. Which planet rotates on its side with an axial tilt of about 98 degrees?

Question 11

11. What is the name of the largest volcano in the Solar System?

Answer

Olympus Mons (Mars)

Answer

Maxwell Montes (Venus)

Answer

Mount Everest (Earth)

Answer

Mauna Kea (Earth)

Question 12

12. Who proposed the heliocentric model of the Solar System?

Answer

Tycho Brahe

Answer

Galileo Galilei

Answer

Nicolaus Copernicus

Question 13

13. Which law states that the orbit of each planet is an ellipse with the Sun at one of the two foci?

Answer

Hubble's Law

Answer

Kepler's First Law

Answer

Newton's First Law

Answer

Bohr's Law

Question 14

14. Why was Pluto reclassified as a dwarf planet?

Answer

It has not cleared the neighbourhood of its orbit

Answer

It was discovered to be a captured asteroid

Answer

It was found to be made of gas, not rock

Answer

It is smaller than Earth's Moon

Question 15

15. What is Schrödinger's Cat?

Answer

A thought experiment illustrating the paradox of quantum superposition

Answer

A scientific theory about feline vision

Answer

A real experiment performed on a cat in space

Answer

The name of the first cat sent into orbit

Question 16

16. Which planet has the most moons in our Solar System?

Question 17

17. What is absolute zero?

Answer

-100°C — the coldest temperature in the Solar System

Answer

-273.15°C (0 Kelvin) — the theoretical lowest possible temperature

Answer

-200°C — the temperature of liquid nitrogen

Answer

0°C — the freezing point of water

Question 18

18. What is the Doppler Effect?

Answer

The bending of light around massive objects

Answer

The change in frequency or wavelength of a wave relative to an observer moving relative to the wave source

Answer

The absorption of light by a black hole

Answer

The splitting of white light into a spectrum

Question 19

19. What is a "shooting star"?

Answer

A satellite falling from orbit

Answer

A small comet passing near Earth

Answer

A star that has exploded

Answer

A meteor burning up in Earth's atmosphere

Question 20

20. What is the speed of light in a vacuum?

Answer

150,000 km/s

Answer

200,000 km/s

Answer

299,792 km/s (approximately 3 × 10⁸ m/s)

Question 21

21. What is the name of the largest moon of Saturn and the second largest moon in the Solar System?

Question 22

22. What is a nebula?

Answer

A type of galaxy

Answer

A cluster of dark matter

Answer

A cloud of gas and dust in space that is often a region of star formation

Answer

A black hole surrounded by light

Question 23

23. What is the Asteroid Belt and where is it located?

Answer

Between Mercury and Venus

Answer

Between Jupiter and Saturn

Answer

Between Earth and Mars

Answer

Between Mars and Jupiter

Question 24

24. Isaac Newton's Law of Universal Gravitation states that every object in the universe attracts every other object with a force that is:

Answer

Independent of their masses and dependent only on distance

Answer

Directly proportional to their masses and inversely proportional to the square of the distance between them

Answer

Directly proportional to their masses and directly proportional to the square of the distance between them

Answer

Inversely proportional to their masses and directly proportional to the distance between them

Question 25

25. What is the approximate distance from the Earth to the Sun?

Answer

150 million km (1 AU)

Answer

300 million km

Answer

200 million km

Answer

100 million km

Question 26

26. What type of star is our Sun?

Answer

White Dwarf

Answer

Yellow Dwarf (G-type main-sequence star)

Answer

Neutron Star

Question 27

27. What is Hubble's Law?

Answer

All galaxies are moving towards each other

Answer

Galaxies are moving away from us at speeds proportional to their distance

Answer

Stars rotate around black holes at uniform speed

Answer

The Universe is contracting at a constant rate

Question 28

28. What is the International Space Station (ISS) and which countries are its main partners?

Answer

A deep-space observation platform near Mars

Answer

A privately owned space hotel

Answer

A moon base shared by the USA and China

Answer

An orbiting laboratory jointly operated by the USA, Russia, Europe, Japan, and Canada

Question 29

29. What is a light-year?

Answer

The brightness of a star

Answer

The time it takes light to travel from the Sun to Earth

Answer

The age of a star measured in years

Answer

The distance light travels in one year

Question 30

30. Who was the first person to observe the moons of Jupiter and support the heliocentric model with a telescope?

Answer

Nicolaus Copernicus

Answer

Isaac Newton

Answer

Johannes Kepler

Answer

Galileo Galilei

Question 31

31. What is the process by which the Sun produces energy?

Answer

Gravitational Compression

Answer

Chemical Combustion

Answer

Nuclear Fission

Answer

Nuclear Fusion

Question 32

32. What is a Pulsar?

Answer

A star that pulses in brightness

Answer

A type of exploding star

Answer

A rapidly rotating neutron star that emits beams of electromagnetic radiation

Answer

A black hole that spins rapidly

Question 33

33. Which planet experiences the most extreme temperature variation in the Solar System?

Question 34

34. What is the Chandrasekhar Limit?

Answer

The minimum temperature required for nuclear fusion

Answer

The speed limit of objects in a black hole

Answer

The maximum mass a white dwarf star can have before collapsing into a neutron star or black hole

Answer

The maximum distance light can travel in the Universe

Question 35

35. Which planet has the shortest day (fastest rotation) in the Solar System?

Question 36

36. What is the unit of measurement for pressure?

Question 37

37. What is the name of the theory that describes the behaviour of matter and energy at the smallest scales (subatomic level)?

Answer

Classical Mechanics

Answer

String Theory

Answer

General Theory of Relativity

Answer

Quantum Mechanics

Question 38

38. What is the speed of sound in air at room temperature?

Answer

340 m/s (approximately)

Question 39

39. Which scientist proposed the General Theory of Relativity?

Answer

Max Planck

Answer

Niels Bohr

Answer

Isaac Newton

Answer

Albert Einstein

Question 40

40. What is the "Goldilocks Zone" (Habitable Zone) in astronomy?

Answer

The orbital region around a star where liquid water could exist on a planet's surface

Answer

The region of space between asteroids in the Asteroid Belt

Answer

The area near a black hole where matter orbits safely

Answer

The zone in a galaxy where stars are most likely to form

Question 41

41. What is the name of the deep-space observation programme that identified thousands of exoplanets?

Answer

Spitzer Space Telescope Programme

Answer

Kepler Space Telescope Programme

Answer

Hubble Space Telescope Programme

Answer

Chandra X-ray Observatory

Question 42

42. What is the name of the telescope launched in December 2021 that replaced the Hubble Space Telescope?

Answer

Chandra X-ray Observatory

Answer

Kepler Space Telescope

Answer

James Webb Space Telescope

Answer

Spitzer Space Telescope

Question 43

43. What is the name of the first exoplanet confirmed orbiting a sun-like star?

Answer

HD 209458 b

Answer

TRAPPIST-1e

Answer

Kepler-22b

Answer

51 Pegasi b (Dimidium)

Question 44

44. Who discovered the law of gravity, supposedly after observing an apple falling?

Answer

Johannes Kepler

Answer

Isaac Newton

Answer

Galileo Galilei

Answer

Albert Einstein

Question 45

45. What instrument is used to measure atmospheric pressure?

Answer

Hygrometer

Answer

Thermometer

Answer

Anemometer

Question 46

46. What are sunspots?

Answer

Nuclear explosions on the Sun's surface

Answer

Holes in the Sun's corona

Answer

Temporary cooler regions on the Sun's photosphere caused by intense magnetic activity

Answer

Burning patches on the Sun's surface

Question 47

47. What is the phenomenon where a star explodes at the end of its life in a massive explosion?

Question 48

48. Which is the smallest planet in our Solar System?

Question 49

49. What is an Astronomical Unit (AU)?

Answer

A unit for measuring the brightness of stars

Answer

The average distance from the Earth to the Sun, approximately 150 million km

Answer

The distance light travels in one month

Answer

A unit for measuring the mass of stars

Question 50

50. Which planet is the hottest in our Solar System?

Question 51

51. What is the name of the force that holds the nucleus of an atom together?

Answer

Gravitational force

Answer

Strong nuclear force

Answer

Weak nuclear force

Answer

Electromagnetic force

Question 52

52. What is the name of the first space shuttle launched by NASA?

Answer

Challenger

Question 53

53. What is the Ozone Layer and why is it important?

Answer

A layer of oxygen near Earth's surface

Answer

A layer of ozone in the lower atmosphere that traps heat

Answer

A protective layer that reflects sunlight back into space

Answer

A layer in the stratosphere that absorbs most of the Sun's harmful ultraviolet (UV) radiation

Question 54

54. What is a Black Hole?

Answer

A dead star that has turned completely dark

Answer

A region in space where gravity is so strong that not even light can escape

Answer

A dark region of space with no stars

Answer

A tunnel through space-time

Question 55

55. Which planet is known as the "Earth's Twin" due to its similar size?

Question 56

56. How long does it take light from the Sun to reach Earth?

Answer

15 minutes

Answer

8 minutes 20 seconds

Answer

1 minute 20 seconds

Question 57

57. What are the four fundamental forces of nature?

Answer

Gravity, Friction, Tension, Normal Force

Answer

Strong Nuclear, Weak Nuclear, Electromagnetic, Gravitational

Answer

Magnetic, Electric, Gravitational, Kinetic

Answer

Nuclear, Chemical, Thermal, Gravitational

Question 58

58. Which layer of the Sun is visible to us as its surface?

Answer

Chromosphere

Answer

Photosphere

Question 59

59. What is the Milky Way's closest large galaxy neighbour?

Answer

Triangulum Galaxy (M33)

Answer

Andromeda Galaxy (M31)

Answer

Centaurus A

Answer

Large Magellanic Cloud

Question 60

60. What is the name of NASA's Mars rover that landed in February 2021?

Answer

Perseverance

Answer

Opportunity

Question 61

61. Halley's Comet is visible from Earth approximately every how many years?

Answer

75–76 years

Answer

50–55 years

Answer

25–30 years

Question 62

62. What is SUPARCO?

Answer

Pakistan's nuclear regulatory authority

Answer

Pakistan's national space agency (Space and Upper Atmosphere Research Commission)

Answer

The body overseeing Pakistan's satellite TV

Answer

A Pakistani telecommunications company

Question 63

63. What is the name of the galaxy in which our Solar System is located?

Answer

Triangulum Galaxy

Answer

Milky Way Galaxy

Answer

Sombrero Galaxy

Answer

Andromeda Galaxy

Question 64

64. What are the four Galilean moons of Jupiter?

Answer

Io, Europa, Ganymede, Callisto

Answer

Phobos, Deimos, Europa, Titan

Answer

Titan, Rhea, Dione, Tethys

Answer

Miranda, Ariel, Umbriel, Titania

Answer 201

A neutron star with a red glow

Answer 202

A star in its early formation stage

Answer 203

A very hot, small, dense star

Answer 204

A large, cool star in a late stage of stellar evolution when a medium-mass star expands

Answer 205

Thermosphere

Answer 206

Stratosphere

Answer 207

Troposphere

Answer 208

Mesosphere

Answer 209

The depletion of the ozone layer

Answer 210

The warming of Earth's surface due to the trapping of heat by atmospheric gases

Answer 211

The process by which plants produce oxygen

Answer 212

The cooling of Earth's atmosphere by clouds

Answer 213

Explorer 1

Answer 214

A newly formed star before it begins nuclear fusion

Answer 215

The extremely dense remnant of a massive star after a supernova, composed almost entirely of neutrons

Answer 216

A star with neutral electric charge

Answer 217

A star composed entirely of hydrogen neutrons

Answer 218

Paksat-MM1

Answer 219

Photosphere

Answer 220

Radiative Zone

Answer 221

Chromosphere

Answer 222

Brightness

Answer 223

It showed the formation of the Solar System

Answer 224

It showed the surface of Pluto for the first time

Answer 225

It revealed thousands of galaxies in a tiny patch of sky, demonstrating the vastness of the Universe

Answer 226

It captured the first image of a black hole

Answer 227

Radiation emitted by pulsars

Answer 228

A hypothetical form of energy that permeates all of space and is responsible for the accelerating expansion of the Universe

Answer 229

The energy inside dark matter

Answer 230

Energy released by black holes

Answer 231

Betelgeuse

Answer 232

Alpha Centauri A

Answer 233

Proxima Centauri

Answer 234

13.8 billion years ago

Answer 235

20 billion years ago

Answer 236

4.6 billion years ago

Answer 237

10 billion years ago

Answer 238

Nuclear force

Answer 239

Gravitational force

Answer 240

Centrifugal force

Answer 241

Magnetic force

Answer 242

Homi Bhabha

Answer 243

Vikram Sarabhai

Answer 244

Abdul Salam

Answer 245

A.P.J. Abdul Kalam

Answer 246

Ham the chimpanzee

Answer 247

Belka the dog

Answer 248

Laika the dog

Answer 249

Gordo the squirrel monkey

Answer 250

The atmosphere of Jupiter

Answer 251

A spherical cloud of icy objects at the outermost edge of the Solar System, believed to be the source of long-period comets

Answer 252

A region of ice in the inner Solar System

Answer 253

A cloud of gas around the Sun

Answer 254

Galileo Galilei

Answer 255

Isaac Newton

Answer 256

Hans Lippershey

Answer 257

Johannes Kepler

Answer 258

Yuri Gagarin

Answer 259

Alan Shepard

Answer 260

Buzz Aldrin

Answer 261

Neil Armstrong

Answer 262

New Horizons

Answer 263

Pioneer 10

Answer 264

Yuri Gagarin

Answer 265

Buzz Aldrin

Answer 266

Neil Armstrong

Answer 267

Alan Shepard

Answer 268

Sagittarius A* (Sgr A*)

Answer 269

Cygnus X-1

Answer 270

The edge of the black hole's magnetic field

Answer 271

The spinning disc of matter around a black hole

Answer 272

The region where the black hole emits radiation

Answer 273

The point of no return surrounding a black hole beyond which nothing can escape its gravity

Answer 274

A hypothetical form of matter that does not interact with electromagnetic radiation but exerts gravitational effects

Answer 275

Matter made of anti-particles

Answer 276

The dark regions between galaxies

Answer 277

Matter that has turned into a black hole

Answer 278

National Aerospace Science Academy

Answer 279

National Astronomy and Space Agency

Answer 280

National Aeronautics and Space Administration

Answer 281

North American Space Association

General Knowledge	World gk
Topic	World Universe Science Information
Test Name	World Universe Science Information Test Online
Test Type	MCQs Test
Total Questions	80 MCQs
Time Allowed	80 Minutes

World Universe Science Information Online Test (World General Knowledge) Updated

World Universe Science Information Online Test (World General Knowledge) Updated

Study Plan for World Universe Science Information Online Test (World General Knowledge) Updated

How to Use GoTest for Preparation:

More for World gk

Maan Ali

One Comment

Leave a Reply Cancel reply

World Universe Science Information Online Test (World General Knowledge) Updated

Study Plan for World Universe Science Information Online Test (World General Knowledge) Updated

How to Use GoTest for Preparation:

More for World gk

Latest Updates

Maan Ali

One Comment

Leave a Reply Cancel reply