Mars 1 AO1 4.9.1.2 20% 1 AO1 and plants evolved photosynthesis took place 1 1 AO1 4.9.1.39.1.1 (y-axis labelled) 5, 10, 15, (20) oxygen bar drawn to 16% allow (y-axis labelled) 4, 8, 12, 16, (20) ignore correct intermediate values allow a tolerance of ± 1⁄2 a small square 1 1 AO2 4.9.1.3 test tube A 1 AO2 4.6.1.2 a glowing splint 1 AO1 4.8.2.2 manganese dioxide is a catalyst in this reaction 1 AO2 4.6.1.4 (the poly(propene) beaker will begin ...

GCSE PHYSICS 8463/2F Paper 2 Foundation Tier Mark scheme June 2021 Version: 1.0 Final Mark Scheme *216g8463/2f/MS* Mark schemes are prepared by the Lead Assessment Writer and considered, together with the relevant questions, by a panel of subject teachers. This mark scheme includes any amendments made at the standardisation events which all associates participate in and is the scheme which was used by them in this examination. The standardisation process ensures that the mark sch...

GCSE PHYSICS 8463/1F Paper 1 Foundation Tier Mark scheme June 2020 Version: 1.0 Final Mark Scheme *206G8463/1F/MS* Mark schemes are prepared by the Lead Assessment Writer and considered, together with the relevant questions, by a panel of subject teachers. This mark scheme includes any amendments made at the standardisation events which all associates participate in and is the scheme which was used by them in this examination. The standardisation pr...

GCSE BIOLOGY 8461/2H Paper 2 Higher Tier Mark scheme Version: 1.0 Final Mark schemes are prepared by the Lead Assessment Writer and considered, together with the relevant questions, by a panel of subject teachers. This mark scheme includes any amendments made at the standardisation events which all associates participate in and is the scheme which was used by them in this examinat...

GCSE BIOLOGY 8461/2H Paper 2 Higher Tier Mark scheme Version: 1.0 Final Mark schemes are prepared by the Lead Assessment Writer and considered, together with the relevant questions, by a panel of subject teachers. This mark scheme includes any amendments made at the standardisation events which all associates participate in and is the scheme which was used by them in this examinat...

MARK SCHEME – GCSE CHEMISTRY – 8462/1F – JUNE 2021 2 Mark schemes are prepared by the Lead Assessment Writer and considered, together with the relevant questions, by a panel of subject teachers. This mark scheme includes any amendments made at the standardisation events which all associates participate in and is the scheme which was used by them in this examination. The standardisation process ensures that the mark scheme covers the students’ responses to questions and that every assoc...

AQA GCSE COMBINED SCIENCE: TRILOGY 8464/B/2H Biology Paper 2H Mark scheme June 2020 Final Marking SchemeGCSE COMBINED SCIENCE: TRILOGY 8464/B/2H Biology Paper 2H Mark scheme June 2020 Document Content and Description Below AQA GCSE COMBINED SCIENCE: TRILOGY 8464/B/2H Biology Paper 2H Mark scheme June 2020 Final Marking SchemeGCSE AQA GCSE COMBINED SCIENCE: TRILOGY 8464/B/2H Biology Paper 2H Mark scheme June 2020 Fi nal Marking SchemeGCSE COMBINED SCIENCE: TRILOGY 8464/B/2H Biology Paper 2H Mar...

QA GCSE COMBINED SCIENCE: TRILOGY 8464/C/2H Chemistry Paper 2H Mark scheme June 2020 Version: 1.0 Final Mark Scheme CompleteGCSE CHEMISTRY 8462/1H Paper 1 Higher Tier Mark scheme June 2020 Version: 1.0 Final Mark Scheme *206G8462/1H/MS*MARK SCHEME – GCSE CHEMISTRY – 8462/1H – JUNE 2020 Document Content and Description Below AQA GCSE COMBINED SCIENCE: TRILOGY 8464/C/2H Chemistry Paper 2H Mark scheme June 2020 Version: 1.0 Final Mark Scheme CompleteGCSE CHEMISTRY 8462/1H Paper 1 Higher Tie...

AQA GCSE COMBINED SCIENCE: TRILOGY 8464/C/2H Chemistry Paper 2H Mark scheme June 2020 Version: 1.0 Final Mark Scheme Complete combined with AQA GCSE COMBINED SCIENCE: TRILOGY 8464/C/1H Chemistry Paper 1H Mark scheme June 2020 Version: 1.0 Final Mark SchemeGCSE Document Content and Description Below AQA GCSE COMBINED SCIENCE: TRILOGY 8464/C/2H Chemistry Paper 2H Mark scheme June 2020 Version: 1.0 Final Mark Scheme Complete combined with AQA GCSE COMBINED SCIENCE: TRILOGY 8464/C/1H Chemistry P a...

AQA GCSE CHEMISTRY 84621H PAPER 1 HIGHER TIER MARK SCHEME JAN 2022 VERSION 1.0 FINAL MARK AQA GCSE CHEMISTRY 84621H PAPER 1 HIGHER TIER MARK SCHEME JAN 2022 VERSION 1.0 FINAL MARK GCSE CHEMISTRY 8462/1H Paper 1 Higher Tier Mark scheme Jan 2022 Version: 1.0 Final Mark Scheme *206G8...