7. Ecology
Key learning objectives
Mock papers launch from 1 August 2026. New papers will be added regularly from this date.
You can see the paper details now. Access unlocks when your plan includes this subject and tier.
gcse · biology · OCR · All papers
Releases 1 August 2026
Ultimate and Lifetime users can create one saved set of 4 extended-response questions for this topic and mark answers with examiner-style feedback.
Examiner-style long-answer practice with automatic marking, improvement advice and ProofCoach tracking.
hard
Biology practical planning
Write your answer first, then mark it.
Leaf epidermis microscope count
| stomata counted (stomata) | field of view area (mm2) |
|---|---|
| 18 | 0.45 |
Write your answer first, then mark it.
Effect of repeats on a biological mean
| sample (sample) | repeat 1 (mm) | repeat 2 (mm) | repeat 3 (mm) |
|---|---|---|---|
| A | 14 | 15 | 14 |
| B | 20 | 28 | 19 |
Write your answer first, then mark it.
Mean values from two practical methods
| method (method) | mean result (mm) | range (mm) |
|---|---|---|
| A | 18 | 2 |
| B | 23 | 11 |
Write your answer first, then mark it.
Paying students get 20 stored MCQs per generation session and 2sessions each month. Your set is saved here so you can reset and retake it without using another allowance. If the bank is running low, replenishment happens in the background.