Biology 4BI0
Edexcel International GCSE Biology 4BI0 — Homeostasis and Excretion topical past papers
21 past-paper questions on Homeostasis and Excretion for Biology 4BI0.
- Questions
- 21
- Years
- 2012–2019
- With mark scheme
- 100%
- Questions 2015–2019
- 13
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How Homeostasis and Excretion has been examined
From 2015 to 2019, Homeostasis and Excretion was on 2B in 5 of 8 exam series, worth about 10% of that paper’s marks.
| Paper | Questions | Share of marks | Series |
|---|---|---|---|
| 1B | 5 | 4% | 4 of 9 |
| 1BR | 3 | 6% | 3 of 4 |
| 2B | 5 | 10% | 5 of 8 |
Momentum’s own count, over the questions in its bank for these years: a series is one exam session, every zone included, and a question filed under two chapters counts in both. Median marks per question: 9.
Filed in Momentum under: Homeostasis and Excretion.
Practising in Momentum
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