In order for life as we know it to exist, a planet's atmosphere must contain ____________.
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Keep practicing — related questions
- In order for life as we know it to exist, a planet must have ______________________
- In order for life as we know it to exist, the planet must also be in the _______________.
- Which of the following are required for life to exist on earth?
- In the Habitable Zone, the planet has just the right __________________ for life to exist.
- Earth's atmosphere is comprised mostly of nitrogen; Venus' atmosphere is comprised mostly of _.
- The main element in the Earth's atmosphere is ____________.
- Which of these conditions is favourable to support life on Earth?
- The only planet that we know of which can sustain life is ____________.