Alien Life: Are We Alone in the Universe?
  • 1. What is the study of the possibility of extraterrestrial life called?
A) Xenobiology
B) Astrobiology
C) Alienology
D) Exobiology
  • 2. What is the name of the famous equation that estimates the number of active, communicative extraterrestrial civilizations in the Milky Way galaxy?
A) Fermi Paradox
B) Drake Equation
C) Hawking Equation
D) Sagan Formula
  • 3. Which moon of Jupiter is considered one of the most likely places in our solar system to find life?
A) Titan
B) Europa
C) Ganymede
D) Callisto
  • 4. What type of star is considered a good candidate for hosting habitable planets?
A) M-type star
B) O-type star
C) F-type star
D) K-type star
  • 5. What is the name of the first interstellar object observed passing through our solar system?
A) ʻOumuamua
B) ExoComet
C) Voyager 1
D) Astro-1
  • 6. What did the SETI Institute famously use in its search for extraterrestrial intelligence?
A) Satellites
B) Radio telescopes
C) Optical telescopes
D) Underwater drones
  • 7. What is the famous radio signal detected by SETI in 1977 commonly known as?
A) Wow! Signal
B) SOS Beacon
C) ET Broadcast
D) Zap! Transmission
  • 8. Which NASA rover mission discovered evidence of ancient water on Mars?
A) Curiosity
B) Perseverance
C) Opportunity
D) Spirit
  • 9. Which planet, once thought to have signs of life, was later found to have harsh atmospheric conditions due to sulfuric acid clouds?
A) Jupiter
B) Mars
C) Venus
D) Mercury
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