Formal exams should ensure that there are never any questions printed on the back page. Many papers don’t have a question on the back and if there is one, it can be easily missed because few people check the back page. This can cause the difference between many grades.
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AQA chemistry triple (2019 GCSE) paper had a 6 mark question on the back that many people missed as there usually never any questions on the back page. 1 mark can be the difference between grades image how 6 marks can affect a grade.