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Biology WBI past papers and mark schemes

277 papers · 43 sittings · 2009–2026

Exam datesOctober 2026January 2027May/June 2027

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2024–2026

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2026

JunePearson is keeping 12 papers from this sitting for teachers for now.Try PaperLords ↗

JanuaryPearson is keeping 12 papers from this sitting for teachers for now.Try PaperLords ↗

2025

OctoberPearson is keeping 12 papers from this sitting for teachers for now.Try PaperLords ↗

June6 papers
JuneUnit 1Molecules, Diet, Transport and Health
JuneUnit 2Cells, Development, Biodiversity and Conservation
JuneUnit 3Practical Skills in Biology I
JuneUnit 4Energy, Environment, Microbiology and Immunity
JuneUnit 5Respiration, Internal Environment, Coordination and Gene Technology
JuneUnit 6Practical Skills in Biology II

June 2025 on a page of its own

January6 papers
JanuaryUnit 1Molecules, Diet, Transport and Health
JanuaryUnit 2Cells, Development, Biodiversity and Conservation
JanuaryUnit 3Practical Skills in Biology I
JanuaryUnit 4Energy, Environment, Microbiology and Immunity
JanuaryUnit 5Respiration, Internal Environment, Coordination and Gene Technology
JanuaryUnit 6Practical Skills in Biology II

January 2025 on a page of its own

2024

October6 papers
OctoberUnit 1Molecules, Diet, Transport and Health
OctoberUnit 2Cells, Development, Biodiversity and Conservation
OctoberUnit 3Practical Skills in Biology I
OctoberUnit 4Energy, Environment, Microbiology and Immunity
OctoberUnit 5Respiration, Internal Environment, Coordination and Gene Technology
OctoberUnit 6Practical Skills in Biology II

October 2024 on a page of its own

June6 papers
JuneUnit 1Molecules, Diet, Transport and Health
JuneUnit 2Cells, Development, Biodiversity and Conservation
JuneUnit 3Practical Skills in Biology I
JuneUnit 4Energy, Environment, Microbiology and Immunity
JuneUnit 5Respiration, Internal Environment, Coordination and Gene Technology
JuneUnit 6Practical Skills in Biology II

June 2024 on a page of its own

January6 papers
JanuaryUnit 1Molecules, Diet, Transport and Health
JanuaryUnit 2Cells, Development, Biodiversity and Conservation
JanuaryUnit 3Practical Skills in Biology I
JanuaryUnit 4Energy, Environment, Microbiology and Immunity
JanuaryUnit 5Respiration, Internal Environment, Coordination and Gene Technology
JanuaryUnit 6Practical Skills in Biology II

January 2024 on a page of its own

Past

2016–2023

The main course: close to today’s syllabus, and nobody is saving them.

2023

October6 papers
OctoberUnit 1Molecules, Diet, Transport and Health
OctoberUnit 2Cells, Development, Biodiversity and Conservation
OctoberUnit 3Practical Skills in Biology I
OctoberUnit 4Energy, Environment, Microbiology and Immunity
OctoberUnit 5Respiration, Internal Environment, Coordination and Gene Technology
OctoberUnit 6Practical Skills in Biology II

October 2023 on a page of its own

June6 papers
JuneUnit 1Molecules, Diet, Transport and Health
JuneUnit 2Cells, Development, Biodiversity and Conservation
JuneUnit 3Practical Skills in Biology I
JuneUnit 4Energy, Environment, Microbiology and Immunity
JuneUnit 5Respiration, Internal Environment, Coordination and Gene Technology
JuneUnit 6Practical Skills in Biology II

June 2023 on a page of its own

January6 papers
JanuaryUnit 1Molecules, Diet, Transport and Health
JanuaryUnit 2Cells, Development, Biodiversity and Conservation
JanuaryUnit 3Practical Skills in Biology I
JanuaryUnit 4Energy, Environment, Microbiology and Immunity
JanuaryUnit 5Respiration, Internal Environment, Coordination and Gene Technology
JanuaryUnit 6Practical Skills in Biology II

January 2023 on a page of its own

2022

October6 papers
OctoberUnit 1Molecules, Diet, Transport and Health
OctoberUnit 2Cells, Development, Biodiversity and Conservation
OctoberUnit 3Practical Skills in Biology I
OctoberUnit 4Energy, Environment, Microbiology and Immunity
OctoberUnit 5Respiration, Internal Environment, Coordination and Gene Technology
OctoberUnit 6Practical Skills in Biology II

October 2022 on a page of its own

June6 papers
JuneUnit 1Molecules, Diet, Transport and Health
JuneUnit 2Cells, Development, Biodiversity and Conservation
JuneUnit 3Practical Skills in Biology I
JuneUnit 4Energy, Environment, Microbiology and Immunity
JuneUnit 5Respiration, Internal Environment, Coordination and Gene Technology
JuneUnit 6Practical Skills in Biology II

June 2022 on a page of its own

January6 papers
JanuaryUnit 1Molecules, Diet, Transport and Health
JanuaryUnit 2Cells, Development, Biodiversity and Conservation
JanuaryUnit 3Practical Skills in Biology I
JanuaryUnit 4Energy, Environment, Microbiology and Immunity
JanuaryUnit 5Respiration, Internal Environment, Coordination and Gene Technology
JanuaryUnit 6Practical Skills in Biology II

January 2022 on a page of its own

2021

October6 papers
OctoberUnit 1Molecules, Diet, Transport and Health
OctoberUnit 2Cells, Development, Biodiversity and Conservation
OctoberUnit 3Practical Skills in Biology I
OctoberUnit 4Energy, Environment, Microbiology and Immunity
OctoberUnit 5Respiration, Internal Environment, Coordination and Gene Technology
OctoberUnit 6Practical Skills in Biology II

October 2021 on a page of its own

June6 papers
JuneUnit 1Molecules, Diet, Transport and Health
JuneUnit 2Cells, Development, Biodiversity and Conservation
JuneUnit 3Practical Skills in Biology I
JuneUnit 4Energy, Environment, Microbiology and Immunity
JuneUnit 5Respiration, Internal Environment, Coordination and Gene Technology
JuneUnit 6Practical Skills in Biology II

June 2021 on a page of its own

January6 papers
JanuaryUnit 1Molecules, Diet, Transport and Health
JanuaryUnit 2Cells, Development, Biodiversity and Conservation
JanuaryUnit 3Practical Skills in Biology I
JanuaryUnit 4Energy, Environment, Microbiology and Immunity
JanuaryUnit 5Respiration, Internal Environment, Coordination and Gene Technology
JanuaryUnit 6Practical Skills in Biology II

January 2021 on a page of its own

2020

October9 papers
OctoberUnit 4
OctoberUnit 5
OctoberUnit 6
OctoberUnit 1Molecules, Diet, Transport and Health
OctoberUnit 2Cells, Development, Biodiversity and Conservation
OctoberUnit 3Practical Skills in Biology I
OctoberUnit 4Energy, Environment, Microbiology and Immunity
OctoberUnit 5Respiration, Internal Environment, Coordination and Gene Technology
OctoberUnit 6Practical Skills in Biology II

October 2020 on a page of its own

January4 papers
JanuaryUnit 1Molecules, Diet, Transport and Health
JanuaryUnit 2Cells, Development, Biodiversity and Conservation
JanuaryUnit 3Practical Skills in Biology I
JanuaryUnit 4Energy, Environment, Microbiology and Immunity

January 2020 on a page of its own

2019

October6 papers
OctoberUnit 4
OctoberUnit 5
OctoberUnit 6
OctoberUnit 1Molecules, Diet, Transport and Health
OctoberUnit 2Cells, Development, Biodiversity and Conservation
OctoberUnit 3Practical Skills in Biology I

October 2019 on a page of its own

June9 papers
JuneUnit 1
JuneUnit 2
JuneUnit 3
JuneUnit 4
JuneUnit 5
JuneUnit 6
JuneUnit 1Molecules, Diet, Transport and Health
JuneUnit 2Cells, Development, Biodiversity and Conservation
JuneUnit 3Practical Skills in Biology I

June 2019 on a page of its own

January7 papers
JanuaryUnit 1
JanuaryUnit 2
JanuaryUnit 3
JanuaryUnit 4
JanuaryUnit 5
JanuaryUnit 6
JanuaryUnit 1Molecules, Diet, Transport and Health

January 2019 on a page of its own

2018

October6 papers
OctoberUnit 1
OctoberUnit 2
OctoberUnit 3
OctoberUnit 4
OctoberUnit 5
OctoberUnit 6

October 2018 on a page of its own

June6 papers
JuneUnit 1
JuneUnit 2
JuneUnit 3
JuneUnit 4
JuneUnit 5
JuneUnit 6

June 2018 on a page of its own

January6 papers
JanuaryUnit 1
JanuaryUnit 2
JanuaryUnit 3
JanuaryUnit 4
JanuaryUnit 5
JanuaryUnit 6

January 2018 on a page of its own

2017

October6 papers
OctoberUnit 1
OctoberUnit 2
OctoberUnit 3
OctoberUnit 4
OctoberUnit 5
OctoberUnit 6

October 2017 on a page of its own

June10 papers
JuneUnit 1
JuneUnit 2
JuneUnit 3
  • 6BI03/1AER
JuneUnit 4
JuneUnit 5
JuneUnit 6
  • 6BI06/1AER
JuneUnit 1
JuneUnit 2
JuneUnit 3
JuneUnit 4
JuneUnit 5
JuneUnit 6

June 2017 on a page of its own

January6 papers
JanuaryUnit 1
JanuaryUnit 2
JanuaryUnit 3
JanuaryUnit 4
JanuaryUnit 5
JanuaryUnit 6

January 2017 on a page of its own

2016

October3 papers
OctoberUnit 1
OctoberUnit 2
OctoberUnit 3

October 2016 on a page of its own

June4 papers
JuneUnit 1
JuneUnit 2
JuneUnit 3
  • 6BI03/1AER
JuneUnit 4
JuneUnit 5
JuneUnit 6
  • 6BI06/1AER
JuneUnit 1
JuneUnit 2
JuneUnit 3
JuneUnit 4
JuneUnit 5
JuneUnit 6

June 2016 on a page of its own

January6 papers
JanuaryUnit 1
JanuaryUnit 2
JanuaryUnit 3
JanuaryUnit 4
JanuaryUnit 5
JanuaryUnit 6

January 2016 on a page of its own

Ancient

2015 and earlier

Good practice, but syllabuses move on. Check a topic is still on yours before you panic.

2015

June3 papers
JuneUnit 1
JuneUnit 2
JuneUnit 3
  • 6BI03/1AER
JuneUnit 4
JuneUnit 5
JuneUnit 6
  • 6BI06/1AER
JuneUnit 1
JuneUnit 2
JuneUnit 3
JuneUnit 4
JuneUnit 5
JuneUnit 6

June 2015 on a page of its own

January6 papers
JanuaryUnit 1
JanuaryUnit 2
JanuaryUnit 3
JanuaryUnit 4
JanuaryUnit 5
JanuaryUnit 6

January 2015 on a page of its own

2014

June14 papers
JuneUnit 1
JuneUnit 2
JuneUnit 3
  • 6BI03/01ER
JuneUnit 4
JuneUnit 5
JuneUnit 6
  • 6BI06/01ER
JuneUnit 1
JuneUnit 2
JuneUnit 3
JuneUnit 4
JuneUnit 5
JuneUnit 6

June 2014 on a page of its own

January6 papers
JanuaryUnit 1
JanuaryUnit 2
JanuaryUnit 3
JanuaryUnit 4
JanuaryUnit 5
JanuaryUnit 6

January 2014 on a page of its own

2013

June9 papers
JuneUnit 1
JuneUnit 2
JuneUnit 3
  • 6BI03/1AER
JuneUnit 4
JuneUnit 5
JuneUnit 6
  • 6BI06/1AER
JuneUnit 3B
JuneUnit 6B

June 2013 on a page of its own

2012

June6 papers
JuneUnit 1
JuneUnit 2
JuneUnit 3
  • 6BI03/1AER
JuneUnit 4
JuneUnit 4
  • 6BI04/MSQPMS
JuneUnit 5
JuneUnit 6
  • 6BI06/1AER
JuneUnit 3B
JuneUnit 6B

June 2012 on a page of its own

January6 papers
JanuaryUnit 1
JanuaryUnit 2
JanuaryUnit 4
JanuaryUnit 5
JanuaryUnit 3B
JanuaryUnit 6B

January 2012 on a page of its own

2011

January6 papers
JanuaryUnit 1
JanuaryUnit 2
JanuaryUnit 4
JanuaryUnit 5
JanuaryUnit 3B
JanuaryUnit 6B

January 2011 on a page of its own

2010

June6 papers
JuneUnit 1
JuneUnit 2
JuneUnit 3
  • 6BI03/1AER
JuneUnit 4
JuneUnit 5
JuneUnit 6
  • 6BI06/1AER
JuneUnit 3B
JuneUnit 6B

June 2010 on a page of its own

January4 papers
JanuaryUnit 1
JanuaryUnit 2
JanuaryUnit 4
JanuaryUnit 3B

January 2010 on a page of its own

2009

June3 papers
JuneUnit 1
JuneUnit 2
  • 6BI02/01QPMS
JuneUnit 3
  • 6BI03/01ER
JuneUnit 3B

June 2009 on a page of its own

Januaryextras only

Mark scheme · Unit 1-4

JanuaryUnit 1
  • 6BI01/01ER

January 2009 on a page of its own

END · That’s every Biology paper on file. The oldest is from 2009.

About these Biology papers

This is every Edexcel International A Level Biology question paper on file: 277 papers from 43 sittings, 2009 to 2026. 271 of them have a mark scheme beside them. The newest sitting here is June 2026.

Biology is examined in January, June and October. It is made up of Unit 1: Molecules, Diet, Transport and Health (WBI11), Unit 2: Cells, Development, Biodiversity and Conservation (WBI12), Unit 3: Practical Skills in Biology I (WBI13), Unit 4: Energy, Environment, Microbiology and Immunity (WBI14), Unit 5: Respiration, Internal Environment, Coordination and Gene Technology (WBI15) and Unit 6: Practical Skills in Biology II (WBI16).

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