Figure 1 Atmospheric carbon dioxide changes, 1700–2015. Ice-core data before 1958, Mauna Loa data after 1958
Questions 1 (a)–(d) are typical of the current A-level specifications. They move from low to high-mark tariffs (4, 3, 10, 16 marks) and from data-stimulus skills questions, through questions testing knowledge and understanding, to a question that tests evaluation skills.
These questions could be used as class or homework activities in preparation for exam boards other than OCR, bearing in mind specification requirements.
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