Science - year 8 0.0 / 5 ? ScienceThe EarthGCSENone Created by: MathsyCreated on: 02-06-20 13:05 How do you extract metals more reactive than carbon from an ore? Electrolysis 1 of 7 Name some carbon sinks. The ocean, areas of vegetation, the soil 2 of 7 State two processes that add carbon dioxide to the atmosphere? Respiration and combustion 3 of 7 State two processes that remove carbon dioxide to the atmosphere? Photosynthesis and dissolving in the oceans 4 of 7 What percentage of the Earth's atmosphere is nitrogen? 78% 5 of 7 What greenhouse gas has the chemical formulae CH4? Methane 6 of 7 Who took an x-ray of DNA? Rosalind Franklin 7 of 7
EDEXCEL GCSE 9-1 COMBINED SCIENCE HIGHER SAMPLE ASSESSMENT MATERIAL PAPER 1 BIOLOGY 1 QUESTION PAPER 0.0 / 5
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