Exoplanets and Planetary Systems MCQs with Answers

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

Exoplanets and Planetary Systems Online Quiz

By presenting 3 options to choose from, Exoplanets and Planetary Systems 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 Exoplanets and Planetary Systems Questions and Answers and click over the correct answer.

• Test Name: Exoplanets and Planetary Systems MCQ Quiz Practice
• Type: Quiz Test
• Total Questions: 40
• Total Marks: 40
• Time: 40 minutes

Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure High Marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quizzes. simply click on question and comment below that question. so that we can update the answer in the quiz section.

0

---

Exoplanets and Planetary Systems

Please fill out the form before starting Quiz.

1 / 40

The presence of a "debris disk" around a star may indicate ____.

the presence of exoplanets

the end of a star's life

the formation of a new star

2 / 40

The Doppler method detects exoplanets by measuring changes in ____.

a star's brightness

a planet's orbital period

a star's radial velocity

3 / 40

The TRAPPIST-1 system is notable for ____.

having multiple Earth-sized planets in the habitable zone

being the closest star system to Earth

having a ring system

4 / 40

The term "super-Earth" refers to exoplanets that are ____.

smaller than Earth

larger than Earth, but smaller than gas giants

similar in size to Earth

5 / 40

The Gaia mission aims to ____.

search for exoplanets using the transit method

study the atmospheres of exoplanets

map the positions and velocities of stars in the Milky Way

6 / 40

The most common type of exoplanet found so far is ____.

rocky planets

super-Earths

gas giants

7 / 40

Exoplanets with atmospheres containing water vapor are considered ____.

potentially habitable

gas giants

uninhabitable

8 / 40

The "snow line" in a protoplanetary disk is the distance at which ____.

rocky planets form

water can exist as ice

gas giants form

9 / 40

The "HabEx" mission is designed to ____.

search for and characterize Earth-like exoplanets

explore asteroid belts

study the atmospheres of gas giants

10 / 40

The "Wobble Method" is another name for ____.

the direct imaging method

the Doppler method

the transit method

11 / 40

The "exoplanet catalog" is a database that contains ____.

observations of black holes

confirmed exoplanet discoveries

theoretical exoplanet models

12 / 40

The "transit duration" refers to ____.

the time it takes for an exoplanet to cross the habitable zone

the time it takes for an exoplanet to pass in front of its star

the time it takes for an exoplanet to complete an orbit

13 / 40

The "Rossiter-McLaughlin effect" is used to study ____.

the age of exoplanets

the atmospheric composition of exoplanets

the spin-orbit alignment of exoplanets

14 / 40

The "Goldilocks zone" is another term for the ____.

asteroid belt

Kuiper Belt

habitable zone

15 / 40

The presence of organic molecules on exoplanets suggests ____.

the potential for life

geological activity

extreme temperatures

16 / 40

A "hot Jupiter" is a type of exoplanet that is ____.

close to its star

similar in size to Earth

far from its star

17 / 40

The "transit depth" refers to ____.

the amount of light blocked by an exoplanet during a transit

the distance between a star and an exoplanet

the size of an exoplanet

18 / 40

The transit method detects exoplanets by observing ____.

the wobbling of a star

the dimming of a star's light as a planet passes in front

the gravitational pull of a planet

19 / 40

The "habitable zone" around a star refers to ____.

the region closest to the star

the region where conditions may allow for liquid water

the region where life is guaranteed

20 / 40

The Kepler mission was launched by ____.

NASA

SpaceX

ESA (European Space Agency)

21 / 40

The term "exomoon" refers to a moon that orbits ____.

a dwarf planet

an exoplanet

a pulsar

22 / 40

Exoplanets that have been directly imaged are typically ____.

small and close to their stars

located in binary star systems

large and far from their stars

23 / 40

The "light curve" of a star can provide information about ____.

the age of the star

the presence of exoplanets

the temperature of the star

24 / 40

An "Earth-like" exoplanet refers to one that is ____.

located in the habitable zone

covered in water

similar in size and composition to Earth

25 / 40

Exoplanets that orbit two stars are called ____.

trojan planets

circumbinary planets

rogue planets

26 / 40

Exoplanets with highly elliptical orbits are called ____.

"chaotic" exoplanets

"circular" exoplanets

"eccentric" exoplanets

27 / 40

The "Radial Velocity Method" is primarily used to detect exoplanets by measuring changes in ____.

a planet's size

a star's motion towards and away from Earth

a star's brightness

28 / 40

The "eccentricity" of an exoplanet's orbit refers to ____.

how close it is to its star

how elongated the orbit is

its size compared to other exoplanets

29 / 40

The first exoplanet discovered around a Sun-like star was named ____.

51 Pegasi b

Kepler-186f

Proxima Centauri b

30 / 40

"Super-puffs" are exoplanets known for their ____.

unusually low densities

extreme temperatures

highly eccentric orbits

31 / 40

The James Webb Space Telescope (JWST) is expected to ____.

explore the outer reaches of the solar system

search for exomoons

study the atmospheres of exoplanets

32 / 40

The first confirmed exoplanet was discovered in the year ____.

2000

1992

1985

33 / 40

The "Puffy Planet" is a type of exoplanet that ____.

has a thick atmosphere

has an extremely low density

has a highly eccentric orbit

34 / 40

The "Kepler Dichotomy" refers to ____.

the difference in discovery methods

the abundance of small exoplanets compared to gas giants

the distribution of exoplanets within a system

35 / 40

The primary method used to detect exoplanets is ____.

transit method

gravitational microlensing

direct imaging

36 / 40

The TESS mission is designed to ____.

search for exoplanets using the transit method

explore the outer reaches of the solar system

study the atmospheres of exoplanets

37 / 40

The CHEOPS mission focuses on ____.

studying known exoplanets

discovering new exoplanets

exploring the outer reaches of the solar system

38 / 40

Exoplanets that are detected by the "microlensing method" are typically ____.

close to their host stars

in binary star systems

located at great distances from Earth

39 / 40

Exoplanets are planets that ____.

orbit galaxies

orbit stars outside our solar system

orbit stars within our solar system

40 / 40

"Hot Neptunes" are exoplanets that are ____.

similar in size to Jupiter, but with a thick atmosphere

similar in size to Earth, but much hotter

similar in size to Neptune, but much closer to their stars

0%

Restart quiz

Download Certificate of Quiz Exoplanets and Planetary Systems

On the end of Quiz, you can download the certificate of the quiz if you got more than 70% marks. Add a certificate to your job application or social profile (like LinkedIn) and get more job offers.

Download Exoplanets and Planetary Systems MCQs with Answers Free PDF

You can also download 100 Exoplanets and Planetary Systems Questions with Answers free PDF from the link provided below. To Download file in PDF click on the arrow sign at the top right corner.

If you are interested to enhance your knowledge regarding  English, Chemistry, Computer, and Biology please click on the link of each category, you will be redirected to dedicated website for each category.