WBI · Unit 1
WBI11 — Molecules, Diet, Transport and Health
Free mapped visual lessons for WBI11, then mark with Pearson method/accuracy conventions — not a Cambridge default.
Study path
Learn WBI11 with mapped free lessons
MarkScheme's own Cambridge 9700 lessons, mapped onto WBI11 Molecules, Diet, Transport and Health by idea family — not Pearson papers, not scraped notes. Learn the visual, then mark in Edexcel IAL dialect.
- 1. Open a lesson on the live diagram
- 2. Mark WBI11 (Pearson M/A)
- 3. Land back on the same lesson
6 live diagrams · 4 synced steps.
- 2.1Testing for biological moleculesOpens on the live diagram with Edexcel WBI11 context — then mark in Pearson dialect.
- 3.1Mode of action of enzymesOpens on the live diagram with Edexcel WBI11 context — then mark in Pearson dialect.
- 6.1Structure of nucleic acids and replication of DNAOpens on the live diagram with Edexcel WBI11 context — then mark in Pearson dialect.
- 7.1Structure of transport tissuesOpens on the live diagram with Edexcel WBI11 context — then mark in Pearson dialect.
- 8.1The circulatory systemOpens on the live diagram with Edexcel WBI11 context — then mark in Pearson dialect.
- 9.1The gas exchange systemOpens on the live diagram with Edexcel WBI11 context — then mark in Pearson dialect.
Edexcel dialect
After a lesson — mark like Pearson marks
- Write the method line that earns the M mark — not only the final number.
- Keep exact forms until the question asks to approximate.
- Watch dependent accuracy: an early slip can wipe later A marks.
- Self-mark with a WBI11 scheme, then second-pass here.
Marking desk
Mark a WBI11 answer
After a visual lesson — practice answers and scanned scripts with Edexcel IAL Biology conventions.
Exam series
Typical IAL sittings for WBI11. Use your own QP/MS from Pearson or your school, then mark a practice answer here.
- January 2025
- June 2025
- October 2025
- January 2024
- June 2024
- October 2024
- January 2023
- June 2023
- October 2023
- January 2022
- June 2022
- October 2022