space sciences mcqs

Welcome to the page of Space Sciences Questions which are past papers practice to pass the initial tests of Pakistan Army, Navy and PAF. Those who are interested to join Pak Military forces they can do practice here for Space Sciences questions. 

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Space Sciences Quiz

What is Black Hole :-

Which is at the center   of the solar system :-

The mapping   of which  of the following  is  most difficult :-

Planets orbit around the sun   due to:-

Light takes   nearly 4  years to reach   us from the nearest  star.What is the distance   between the  star   and the earth ;-

The  distance  of the equator   from either  of the poles is :-

The earth now no longer circulate   alongside  its  orbit at  consistent rate :-

Plants are moving toward   each other was noticed by :-

When earth revolves  around sun  on its own  orbit is called :-

Travelling at the  speed of the light   one can  travel how   many times   around the earth   in one second:-

Atmospheric  pressure   reduces   due to rise  in temperature :-

1 mm is equal to ;-

The most abundant element in  earth's crust   is :-

Which star   is nearest to the earth ;-

Earth rotates   in which  direction:-

___________ appears   as bright head  with  long tail , the tail  grows  in size as  it  approaches the sun :-

The group of   twelve  constellation  is called :-

The place which has  the longest  day  and the  shortest night   on 22nd December,  is :-

Revolution of earth takes :-

The stars  we see are just  a small proportion of :-

What is the interval  between a high tide   and low tide   at a given place :-

Spring  tides  occur when  the moon, the sun  and the earth   are in the same line :-

The group of   twelve  constellation  is called :-

Mathematical  models   provides:-

The measure of altitude   is equal to :-

Past Experience of Space Sciences MCQs with Answers

Solar System: (Space Sciences MCQs)

  1. The largest planet in our solar system is _______ (Jupiter).
  2. Earth’s only natural satellite is _______ (the Moon).
  3. Mars, known as the Red Planet, is famous for its large volcanoes like _______ (Olympus Mons).
  4. The asteroid belt lies between the orbits of _______ (Mars and Jupiter).
  5. Saturn’s most recognizable feature is its system of _______ (rings).

Stars and Galaxies: (Space Sciences MCQs)

  1. The closest star to our solar system is _______ (Proxima Centauri).
  2. The Sun is a star classified as a _______ (yellow dwarf).
  3. Our galaxy, the Milky Way, is a _______ (spiral galaxy).
  4. A group of billions of stars held together by gravity is called a _______ (galaxy).
  5. The vast, empty space between galaxies is called _______ (intergalactic space).

Space Exploration: (Space Sciences MCQs)

  1. The first human on the Moon was _______ (Neil Armstrong).
  2. The International Space Station (ISS) is a large spacecraft in _______ (low Earth orbit).
  3. The Hubble Space Telescope orbits Earth and captures images of distant objects in the _______ (universe).
  4. Rovers like Curiosity explore the surface of _______ (Mars).
  5. Space agencies like NASA and ESA conduct research and exploration of _______ (space).

Space Phenomena: (Space Sciences MCQs)

  1. A large, dense object with immense gravity that emits no light is called a _______ (black hole).
  2. A giant explosion of a star is known as a _______ (supernova).
  3. A meteoroid that enters Earth’s atmosphere and burns up is called a _______ (meteor).
  4. The path of a celestial object around another is called its _______ (orbit).
  5. The force that keeps objects in orbit is called _______ (gravity).

Bonus: (Space Sciences MCQs)

  1. The dwarf planet with a heart-shaped feature on its surface is _______ (Pluto).
  2. The first spacecraft to leave the solar system is _______ (Voyager 1).
  3. The study of the universe and its contents is called _______ (astronomy).
  4. The expansion of the universe is believed to be driven by _______ (dark energy).
  5. The search for extraterrestrial life is known as _______ (SETI).

Space Exploration & Technology: (Space Sciences MCQs)

  1. The reusable spacecraft designed by SpaceX is called the _______ (Starship).
  2. The first crewed mission to land on Mars is planned by _______ (NASA) in the 2030s.
  3. The James Webb Space Telescope is designed to observe the universe in the _______ (infrared) spectrum.
  4. The Juno spacecraft studies the atmosphere and composition of _______ (Jupiter).
  5. The European Space Agency is developing the _______ (Ariane 6) rocket for future launches.

Stars & Stellar Evolution: (Space Sciences MCQs)

  1. A binary star system consists of two _______ (stars) orbiting each other.
  2. A star that explodes in a supernova can leave behind a remnant called a _______ (neutron star).
  3. The process by which stars fuse hydrogen into helium is called _______ (nuclear fusion).
  4. A star much larger than our Sun nearing the end of its life is called a _______ (red giant).
  5. A group of young, hot stars formed together is known as an _______ (open cluster).

Universe & Cosmology: (Space Sciences MCQs)

  1. The Big Bang theory describes the _______ (origin and expansion) of the universe.
  2. Dark matter is a mysterious substance that makes up _______ (most of the mass) in the universe.
  3. The cosmic microwave background radiation is a faint echo of the _______ (Big Bang).
  4. The study of the large-scale structure of the universe is called _______ (cosmology).
  5. Galaxies tend to cluster together in groups called _______ (superclusters).

Space Phenomena & Objects: (Space Sciences MCQs)

  1. A large cloud of dust and gas where stars are born is called a _______ (nebula).
  2. An asteroid with a tail and icy composition is called a _______ (comet).
  3. A meteor shower occurs when Earth passes through the debris field of a _______ (comet).
  4. A quasar is a distant, extremely luminous object powered by _______ (a supermassive black hole).
  5. Pulsars are rapidly spinning _______ (neutron stars) that emit beams of radiation.

Bonus: (Space Sciences MCQs)

  1. The first artificial satellite launched by the Soviet Union was _______ (Sputnik 1).
  2. The first woman to walk in space was _______ (Svetlana Savitskaya).
  3. The first image of a black hole was captured by the _______ (Event Horizon Telescope).
  4. The search for planets around other stars is known as _______ (exoplanet research).
  5. Artificial intelligence is being used to analyze data from space missions and _______ (discover new phenomena).
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