what happened to the rest of the carbon dioxide

early plants and photosynthetic bacteria convert carbon dioxide into oxygen

Quiz

Evolution of the Earth's Atmosphere

grace.picken 9 questions

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1how long ago did the Earth form
1. A4.5million
2. B4.5billion
3. C4.5trillion
2what 4 gases were in the early atmosphere
1. Acarbon dioxide
2. Bammonia
3. Cmethane
4. Dsteam
5. Eoxygen
6. Fnitrogen
3when the earth first formed it was a molten ball of rock
1. ATrue
2. BFalse
4what happened to the steam in the early atmosphere
1. Ait condensed and formed oceans
2. Bthe elements seperated
5carbon dioxide dissolved into the oceans
1. ATrue
2. BFalse
6what happened to the rest of the carbon dioxide
1. Aearly plants and photosynthetic bacteria convert carbon dioxide into oxygen
2. Bit dissolves into the oceans
7some of the oxygen becomes ozone and forms the ozone layer
1. ATrue
2. BFalse
8the ozone layer protects us from UV light
1. ATrue
2. BFalse
9how is nitrogen formed
1. Aammonia breaks down
2. Bmethane breaks down
3. Cit was already there

Description: GCSE Chemistry (Earth) Quiz on Evolution of the Earth's Atmosphere, created by grace.picken on 09/12/2014.
Author: grace.picken
Language: English
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Tags: chemistry earth gcse
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