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Assessment
Which of the following is considered a potential indicator of extraterrestrial life?
Presence of water
Silicon-based life forms
High levels of carbon dioxide
Nocturnal behavior
Which planet in our Solar System is most often associated with the search for microbial life?
Mars
Jupiter
Venus
Mercury
What is the scientific term for the field that studies the possibility of life beyond Earth?
Astrobiology
Exobiology
Cosmology
Astrophysics
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