Question

multiple choice question
which of the following best defines the primary scope of astrobiology?
a. the study of stars, planets, and the physics of space
b. the development of technology for exploring the surfaces of mars and the moon.
c. the search for life beyond our own planet and the study of the origins of life on earth.
d. the classification of microbial life found only in earths extreme environments.

Explanation:

Astrobiology focuses on life - related aspects. Option A is more about astronomy (study of celestial bodies and space physics). Option B is about technology development for specific planetary exploration. Option D is too narrow as it only focuses on microbial life in Earth's extreme environments. Option C, which involves the search for extraterrestrial life and study of Earth's life origins, aligns with the scope of astrobiology.

Answer:

C. The search for life beyond our own planet and the study of the origins of life on Earth.