Speciation explanation

GCSE · Combined Science · OCR · B5.2 — Natural selection and evolution: variation, mutations, evidence for evolution, fossils and antibiotic resistance

Question

OCR Paper B2 (Higher)

A population of beetles is split between two islands by rising sea levels. After thousands of years they cannot interbreed.

Explain how speciation occurred. (4 marks)

4 marks · take your time before peeking.

Sign up to try the next 30 problems

Save your streak, mark answers against the spec, and build a daily revision habit. Free during public beta — no card, no auto-renew.

Create a free account I already have one

Generated by TopMyGrade AI · cross-check official sources before relying on the mark-scheme phrasing.