Galactic Astronomy MCQs with Answers

Welcome to the Galactic Astronomy MCQs with Answers. In this post, we have shared Galactic Astronomy Online Test for different competitive exams. Find practice Galactic Astronomy Practice Questions with answers in Physics Tests exams here. Each question offers a chance to enhance your knowledge regarding Galactic Astronomy.

Galactic Astronomy Online Quiz

By presenting 3 options to choose from, Galactic Astronomy Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Galactic Astronomy Questions and Answers and click over the correct answer.

• Test Name: Galactic Astronomy MCQ Quiz Practice
• Type: Quiz Test
• Total Questions: 40
• Total Marks: 40
• Time: 40 minutes

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Galactic Astronomy

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1 / 40

What is the closest large galaxy to the Milky Way?

Large Magellanic Cloud

Triangulum Galaxy

Andromeda Galaxy

2 / 40

What is a globular cluster?

A group of nebulae

A large planet

A spherical collection of stars

3 / 40

What is the term for the true brightness of a galaxy?

Luminosity

Stellar magnitude

Apparent magnitude

4 / 40

What is interstellar medium?

The matter that exists in the space between the stars in a galaxy

The dark matter in a galaxy

The central black hole of a galaxy

5 / 40

What is the cosmic distance ladder?

The process of galaxy formation

A series of techniques for determining the distances to celestial objects

The classification system for stars

6 / 40

What is the Milky Way?

A type of star

Our galaxy

A neighboring galaxy

7 / 40

What is a Seyfert galaxy?

A type of spiral galaxy with an extremely bright nucleus

A type of elliptical galaxy

A type of irregular galaxy

8 / 40

What is the term for the bright, dense center of a galaxy?

Galactic nucleus

Galactic halo

Galactic disk

9 / 40

What is an extragalactic object?

Any planet in our solar system

Any star within our galaxy

Any object outside the Milky Way

10 / 40

What is the Fermi Paradox?

The classification of active galactic nuclei

The relation between galaxy mass and rotation speed

The apparent contradiction between the lack of evidence for extraterrestrial civilizations and various high estimates for their probability

11 / 40

What is the Virgo Cluster?

A group of nebulae

A large cluster of galaxies near the Milky Way

A cluster of stars in the Milky Way

12 / 40

What are the primary components of a galaxy?

Only stars

Only planets

Stars, gas, and dark matter

13 / 40

What is a lenticular galaxy?

A galaxy with a defined spiral structure

A galaxy with an irregular shape

A galaxy with a central bulge and disk but no spiral arms

14 / 40

What is a supercluster?

A large grouping of smaller galaxy clusters

A cluster of stars

A very large galaxy

15 / 40

What type of galaxy is the Milky Way?

Elliptical

Spiral

Irregular

16 / 40

What is the Hubble classification scheme?

A system for classifying galaxies

A method for measuring star brightness

A theory of star formation

17 / 40

What is the term for the remnants of a massive star that has exploded?

Supernova remnant

White dwarf

Neutron star

18 / 40

What is the Tully-Fisher relation?

A correlation between the luminosity and rotation speed of spiral galaxies

A method for classifying elliptical galaxies

A relationship between galaxy mass and star count

19 / 40

What is the term for galaxies that are actively forming stars?

Lenticular galaxies

Elliptical galaxies

Starburst galaxies

20 / 40

What is at the center of the Milky Way?

A supermassive black hole

A giant star

A large nebula

21 / 40

What is a galactic halo?

The spiral arms of the galaxy

A spherical region surrounding the galactic disk

The core of the galaxy

22 / 40

What is dark matter?

A type of black hole

Visible matter in space

Matter that does not emit light or energy

23 / 40

What is an elliptical galaxy?

An irregular galaxy

A type of galaxy with an ellipsoidal shape and little gas or dust

A galaxy with spiral arms

24 / 40

What is galactic cannibalism?

The collision of stars in a galaxy

The formation of a black hole

The process of a larger galaxy merging with a smaller one

25 / 40

What is a barred spiral galaxy?

A spiral galaxy without a central bar

An elliptical galaxy

A spiral galaxy with a central bar-shaped structure

26 / 40

What is the approximate diameter of the Milky Way?

100,000 light years

1,000,000 light years

10,000 light years

27 / 40

What is a quasar?

A type of star

A type of spiral galaxy

An extremely luminous active galactic nucleus

28 / 40

What is a galactic bulge?

A region of active star formation

The outer region of a galaxy

A densely packed group of stars at the center of a galaxy

29 / 40

What is the term for a galaxy's brightness as seen from Earth?

Apparent magnitude

Luminosity

Absolute magnitude

30 / 40

What are the small satellite galaxies of the Milky Way called?

Triangulum

Andromeda

Magellanic Clouds

31 / 40

What is an active galactic nucleus (AGN)?

A black hole

A cluster of young stars

A compact region at the center of a galaxy with much higher than normal luminosity

32 / 40

What is the Local Group?

A group of stars within the Milky Way

A cluster of star clusters

A group of galaxies that includes the Milky Way

33 / 40

What are the main types of galaxies?

Large, medium, and small

Spiral, elliptical, and irregular

Active, passive, and quiescent

34 / 40

What is the rotation curve of a galaxy?

The orbital path of stars within a galaxy

The shape of a galaxy

The plot of rotational velocity versus distance from the center

35 / 40

What is a galaxy merger?

The collision and combination of two or more galaxies

The formation of new stars within a galaxy

The splitting of a single galaxy

36 / 40

What are the oldest components of the Milky Way?

Globular clusters

Nebulae

Spiral arms

37 / 40

What is an irregular galaxy?

A galaxy with an elliptical structure

A galaxy with a spiral structure

A galaxy with no defined shape

38 / 40

What is the term for the flat, rotating part of a spiral galaxy?

Galactic bulge

Galactic halo

Galactic disk

39 / 40

What is the term for the movement of stars within a galaxy?

Stellar evolution

Galactic rotation

Stellar kinematics

40 / 40

What are spiral arms?

The halo of the galaxy

The central part of the galaxy

Regions of active star formation extending from the center of spiral galaxies

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