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Assessment
Which of the following exoplanet characteristics is most crucial for determining its potential habitability?
Distance from its star
Color of the planet
Presence of moons
Planetary size
What is the term used to describe the region around a star where conditions might be right for liquid water to exist?
Ecosphere
Goldilocks Zone
Atmospheric Band
Stellar Ring
Which gas is considered a key indicator of biological activity when detected in an exoplanet's atmosphere?
Oxygen
Carbon Dioxide
Nitrogen
Methane
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