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Tutor HuntTest QuestionsChemistry QuestionsYear 10 Chemistry Questions

 

The Earths Early Atmosphere (GCSE Chemistry)

The following is a GCSE Chemistry test covering 'The Earths Early Atmosphere' from the broader topic Chemistry Of The Atmosphere. The test is geared towards the AQA exam board style syllabus.
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Below a typical questions that will be covered in this test. You final score will be logged on your account

Which factor would have most directly increased greenhouse warming in the early atmosphere?
What is the main reason early atmospheric composition was harmful to modern animals and plants?
How did the presence of liquid water on the surface influence atmospheric evolution?
Which process would have decreased the amount of atmospheric oxygen at times after it had risen?
Which process is mainly responsible for the large increase in atmospheric oxygen about 2.5 billion years ago?
Which of the following gases was NOT a major component of Earth’s early atmosphere soon after formation?
Which of the following explains how carbonate-shelled organisms contributed to lowering CO2 levels?
Which gas increased significantly only after photosynthetic organisms became abundant, rather than being abundant in the very earliest atmosphere?
What evidence in ancient rocks supports the idea that oxygen levels rose in Earth’s history?
Which statement best describes the role of photosynthetic organisms in changing the early atmosphere?
Which process removed carbon dioxide from the atmosphere and helped form sedimentary carbonate rocks?