In looking for exoplanets, one important discovery target is oxygen because oxyg
ID: 112116 • Letter: I
Question
In looking for exoplanets, one important discovery target is oxygen because
oxygen’s spectrum is part of the infrared spectrum where planets are brighter and stars dimmer.
oxygen is an important part of water, one of the most important ingredients in Earth-based life.
oxygen was an important component of the original solar nebula, and the solar system could not have formed without it.
our atmospheric oxygen was produced by living organisms, and we are unaware of any nonbiological method for producing an oxygen atmosphere.
A)oxygen’s spectrum is part of the infrared spectrum where planets are brighter and stars dimmer.
B)oxygen is an important part of water, one of the most important ingredients in Earth-based life.
C)oxygen was an important component of the original solar nebula, and the solar system could not have formed without it.
D)our atmospheric oxygen was produced by living organisms, and we are unaware of any nonbiological method for producing an oxygen atmosphere.
Explanation / Answer
Option b.
oxygen is an important part of water, one of the most important ingredients in Earth-based life.
Because scientists try to discover the existence of life in exo planets. While searching for existence of life the major requirement is presence of oxygen. So option b is correct
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