AQA GCSE BIOLOGY 8461/1H Paper 1 Higher Tier Mark Scheme 2023

01.1 a group of the same / similar cells or a group of cells with a (similar / specific) function ignore a group of cells unqualified ignore examples of tissue functions 1 AO1 4.2.1 Question Answers Extra information Mark AO / Spec Ref. 01.2 meristem (tissue) 1 AO1 4.1.1.4 4.1.2.3 4.2.3.1 Question Answers Extra information Mark AO / Spec Ref. 01.3 willow ignore named parts of willow 1 AO1 4.3.1.9 Question Answers Extra information Mark AO / Spec Ref. 01.4 any one from: • (berries are) easy to access / pick • easier to extract chemical • taking berries will not harm the plant ignore berries are not underground allow taking leaves / roots might damage / kill the plant (so it cannot produce more chemical) allow idea that the lower mass / amount (of chemical) will be less toxic / harmful allow greater mass of berries than of leaves / roots 01.5 (0.6 × 1.2 =) 0.72 (0.72 × 2 =) 1.44 1.44 × 1000 1440 (mg) alternative route (2 × 1.2 =) 2.4 (1) (2.4 × 0.6 =) 1.44 (1) 1.44 × 1000 (1) 1440 (mg) (1)