Exoplanets and Extraterrestrial Life Quiz - Explore the Search for Alien Worlds

Question 1 of 28

What is an exoplanet?

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A planet outside the solar system

A planet within the solar system

A moon orbiting Jupiter

An asteroid in the asteroid belt

Question 2 of 28

What was the first exoplanet discovered around a Sun-like star?

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Kepler-186f

Proxima Centauri b

51 Pegasi b

TRAPPIST-1e

Question 3 of 28

What is the 'habitable zone' of a star?

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The region where liquid water can exist

The region closest to the star

The region where planets have rings

The region where moons orbit planets

Question 4 of 28

Which telescope has been most important in finding exoplanets?

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Hubble Space Telescope

James Webb Space Telescope

Kepler Space Telescope

Chandra X-ray Observatory

Question 5 of 28

Which exoplanet system is known for having 7 Earth-sized planets?

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Proxima Centauri

TRAPPIST-1

Alpha Centauri

Gliese 581

Question 6 of 28

Which of the following methods is commonly used to detect exoplanets?

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Gravitational lensing

Doppler spectroscopy

Visual observation through a telescope

Radio signals

Question 7 of 28

What type of star is most likely to host Earth-like planets in its habitable zone?

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Red dwarf

Blue giant

White dwarf

Yellow dwarf

Question 8 of 28

What is the main goal of the SETI program?

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To detect microbial life on Mars

To search for extraterrestrial civilizations

To study Earth’s atmosphere

To explore black holes

Question 9 of 28

Which exoplanet is considered the closest potentially habitable exoplanet to Earth?

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Kepler-452b

Proxima Centauri b

Gliese 581g

Ross 128 b

Question 10 of 28

Which mission is focused on searching for exoplanets using the transit method?

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Voyager 1

TESS

New Horizons

Curiosity

Question 11 of 28

Which molecule is considered a strong biosignature gas for detecting life on exoplanets?

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Nitrogen

Oxygen

Methane

Carbon dioxide

Question 12 of 28

Which of the following techniques has NOT been used to discover exoplanets?

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Radial velocity method

Transit method

Direct imaging

Gravitational waves

Question 13 of 28

How many exoplanets had been confirmed as of 2023?

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Over 1,000

Over 2,000

Over 5,000

Over 10,000

Question 14 of 28

Which space mission is designed to study the atmospheres of exoplanets in detail?

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Hubble Space Telescope

James Webb Space Telescope

Parker Solar Probe

New Horizons

Question 15 of 28

Which type of planet is the most common exoplanet discovered so far?

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Hot Jupiter

Earth-sized

Super-Earth

Gas giant

Question 16 of 28

What is the main goal of NASA's Kepler mission?

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To study black holes

To detect Earth-like planets

To map the Milky Way

To explore Mars

Question 17 of 28

Which of the following is NOT a criterion for a planet to be considered habitable?

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Presence of liquid water

Stable orbit in the habitable zone

Atmosphere capable of supporting life

Having a large moon

Question 18 of 28

What is a biosignature?

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A signal from an intelligent alien civilization

A chemical compound that may indicate life

A volcanic feature on a planet

A type of meteorite

Question 19 of 28

What is the main purpose of the ALMA observatory in the context of exoplanet research?

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To observe the formation of galaxies

To study the atmospheres of exoplanets

To detect exoplanetary rings

To map the cosmic microwave background

Question 20 of 28

Which spacecraft was specifically designed to detect Earth-like exoplanets in the habitable zone?

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Kepler

TESS

Hubble

James Webb

Question 21 of 28

What is a 'Rogue Planet'?

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A planet with a highly eccentric orbit

A planet that orbits a star very far from its solar system

A planet that does not orbit any star

A planet with extremely high temperatures

Question 22 of 28

Which exoplanet is known for having one of the highest densities discovered?

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Kepler-78b

HD 209458 b

55 Cancri e

GJ 1214 b

Question 23 of 28

Which of the following techniques can be used to directly image exoplanets?

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Gravitational lensing

Adaptive optics

Transit method

Radial velocity method

Question 24 of 28

What is the significance of the discovery of 'Proxima Centauri b'?

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It is the largest exoplanet discovered

It is the closest known potentially habitable exoplanet to Earth

It has an atmosphere similar to Earth

It is the first exoplanet discovered in another galaxy

Question 25 of 28

Which of the following exoplanet types is typically found orbiting very close to their stars?

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Hot Jupiter

Ice giant

Super-Earth

Neptune-like

Question 26 of 28

Which exoplanet discovery method relies on observing the dimming of a star as a planet passes in front of it?

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Transit method

Radial velocity

Direct imaging

Gravitational lensing

Question 27 of 28

Which type of star is known to have a greater chance of hosting planets with potential habitability?

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Blue supergiants

Red dwarfs

Yellow dwarfs

White dwarfs

Question 28 of 28

Which space observatory is known for its high-resolution imaging of exoplanets and stars?

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Chandra X-ray Observatory

James Webb Space Telescope

Spitzer Space Telescope

Hubble Space Telescope

Exoplanets and Extraterrestrial Life : Space

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