Exploring Extraterrestrial Life

What is the term used to describe the scientific study of life beyond Earth?

• Astrophysics

• Exobiology

• Cosmology

• Geology

Match the following methods with their purposes in the search for extraterrestrial life.

• Explores the outer planets

• Mars Rover

• Explores the surface of Mars

• Voyager Probes

• Detects radio signals from space

• SETI

• Observes distant galaxies and stars

• Hubble Space Telescope

Which planet/moon in our solar system is considered the most likely candidate for hosting microbial life due to its subsurface ocean?

• Mars

• Venus

• Europa

• Mercury

What is the name of the equation used to estimate the number of active, communicative extraterrestrial civilizations in the Milky Way galaxy?

• Einstein's Equation

• Schrödinger's Equation

• Drake Equation

• Fermi Paradox

Which of the following is NOT a requirement for life as we know it?

• Liquid water

• Oxygen

• Energy source

• Carbon

What is the term for planets outside our solar system that orbit a star?

• Exoplanets

• Asteroids

• Comets

• Dwarf planets

Which of the following is a famous paradox that questions why humans have not yet found evidence of extraterrestrial life despite the high probability of its existence?

• Fermi Paradox

• Twin Paradox

• Olbers' Paradox

• Zeno's Paradox

Which space mission was the first to land a spacecraft on Mars and send back data?

• Apollo 11

• Viking 1

• Voyager 1

• Curiosity Rover

What is the primary component of the atmosphere of Titan, Saturn's largest moon, which is considered a potential habitat for life?

• Oxygen

• Methane

• Nitrogen

• Carbon Dioxide

(a)   is a potential biosignature that scientists look for when searching for extraterrestrial life.

• Helium
• Methane
• Argon
• Neon