Other questions in this quiz

2. Approximately what percentage of the air is carbon dioxide?

  • 3.46%
  • 0.037%
  • 0.10%

3. Which gas is present in the atmosphere in the greatest amount?

  • nitrogen
  • oxygen
  • carbon dioxide

4. What formed the early atmosphere?

  • rock
  • volatile compounds and elements released from molten rock.
  • plants

5. Where did the oceans come from?

  • As the atmosphere cooled below 100oC, steam condensed
  • From plants
  • From volcanoes

Comments

Andreahlimb

its good

killjoe

k

GCSE 8

really cool. I got 6 out of 6

Arzoo.Ali

17th may bio revision.......all about alcoholic rats and drunk

joshbeard.8

very good not sure all questions are entirely relevant

4 stars 

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