Sexual reproduction — Difficult
Transfer your understanding to a changed context, justify decisions and check your reasoning. No hints during the test.
Includes extension practice
Sexual reproduction and its advantages/disadvantages in wild populations are specified. The shared set adds crop-production comparisons beyond that stated context.
Easy, Normal and Difficult describe practice demand; they are not the official Core and Extended tiers.
- Cambridge 0654 syllabus2028–2029 · B15.2.1–4
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