Unit 1 · June 2022 · Q2 (a, b, c, d) · 6 marks, Q6 (a(i), a(ii), a(iii), b(i), b(ii), b(iii), b(iv)) · 15 marks, Q8 (a) · 2 marks — question paper and mark scheme
Unit 1 · January 2022 · Q7 (a(i), a(ii), b(i), b(ii), b(iii)) · 11 marks, Q8 (b) · 2 marks — question paper and mark scheme
Unit 1 · October 2021 · Q1 (c) · 3 marks, Q2 (a(i), a(ii), b) · 6 marks, Q5 (a, b(i), b(ii)) · 7 marks, Q7 (a, b(i), b(ii)) · 12 marks — question paper and mark scheme
Unit 1 · June 2021 · Q2 (c(i)) · 1 mark, Q3 (a, b(i), b(ii), b(iii), b(iv), b(v)) · 9 marks, Q6 (a(i), a(ii), a(iii), a(iv), b(i), b(ii)) · 11 marks, Q7 (b(i), b(ii), b(iii), c) · 13 marks — question paper and mark scheme
Unit 1 · January 2021 · Q3 (b(i)) · 2 marks, Q6 (a(i)) · 2 marks, Q7 (a, b, c(i), c(ii)) · 9 marks — question paper and mark scheme
Unit 1 · October 2020 · Q5 (a, b(ii), b(iii), c(i), c(ii)) · 9 marks, Q7 (a, b, d) · 8 marks, Q8 (c(i), c(ii)) · 9 marks — question paper and mark scheme
Unit 1 · January 2020 · Q6 (a, b(i), b(ii), c, d(i), d(ii)) · 12 marks — question paper and mark scheme
Unit 1 · October 2019 · Q1 (a(i), a(ii), b) · 5 marks, Q3 (a) · 6 marks, Q7 (c(ii)) · 3 marks — question paper and mark scheme
Unit 1 · June 2019 · Q2 (a(iii), b(i), b(ii), b(iii)) · 8 marks, Q6 (a, b(i), b(ii), b(iii)) · 11 marks, Q7 (d(i)) · 2 marks — question paper and mark scheme
Unit 1 · June 2019 · Q1 (d(i), d(ii), d(iii)) · 5 marks, Q5 (a, b, c(i), c(ii)) · 10 marks, Q8 (b(i)) · 6 marks — question paper and mark scheme
Unit 1 · January 2019 · Q2 (a, b, c, d(i), d(ii), d(iii)) · 10 marks, Q6 (a(iii), b) · 8 marks — question paper and mark scheme
Unit 1 · January 2019 · Q3 (c(i), c(ii), c(iii)) · 5 marks, Q6 (a, b) · 9 marks — question paper and mark scheme
Unit 1 · October 2018 · Q2 (a, b, c, d(i), d(ii), d(iii)) · 11 marks, Q5 (a, b(i), b(ii), c, d) · 11 marks, Q6 (a(i), a(ii)) · 4 marks — question paper and mark scheme
Unit 1 · June 2018 · Q1 (b(i), b(ii), b(iii)) · 4 marks, Q4 (b(i), b(ii)) · 4 marks, Q5 (a(i), a(ii), b(i), b(ii)) · 12 marks, Q8 (a, b, c(ii)) · 5 marks — question paper and mark scheme
Unit 1 · January 2018 · Q3 (a(i), a(ii), b(i), b(ii), b(iii)) · 13 marks, Q4 (b(i), b(ii)) · 4 marks, Q7 (b, c) · 8 marks — question paper and mark scheme
Unit 1 · October 2017 · Q4 (a, b(i), b(ii), b(iii), c(i), c(ii)) · 10 marks, Q8 (a, b, c(i), c(ii)) · 12 marks — question paper and mark scheme
Unit 1 · June 2017 · Q3 (b(i), b(ii)) · 5 marks, Q4 (b(i), b(ii), b(iii)) · 7 marks, Q5 (b(i), b(ii), b(iii)) · 9 marks — question paper and mark scheme
Unit 1 · January 2017 · Q2 (a(i), a(ii), a(iii), b, c(i), c(ii), c(iii)) · 11 marks, Q5 (a, b) · 8 marks — question paper and mark scheme
Unit 1 · October 2016 · Q3 (a(i), a(ii), b, c(i), c(ii), c(iii)) · 10 marks, Q7 (a, b(i), b(ii)) · 8 marks — question paper and mark scheme
Unit 1 · January 2016 · Q1 (b(ii)) · 2 marks, Q2 (a(i), a(ii), a(iii)) · 3 marks, Q3 (a(i), a(ii), a(iii), b(i), b(ii)) · 10 marks, Q7 (a, b(i), b(ii), b(iii)) · 10 marks, Q8 (a, b, c, d, e) · 11 marks — question paper and mark scheme
Unit 1 · January 2015 · Q3 (a, b(i), b(ii), b(iii), b(iv)) · 10 marks — question paper and mark scheme
Unit 1 · June 2014 · Q5 (a, b, c(i), c(ii)) · 9 marks, Q7 (a(i), a(ii), b(i), b(ii)) · 9 marks — question paper and mark scheme