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June 2025 OCR A-Level Biology A (H420) | Papers 1, 2 & 3 Combined Question Papers & Mark Schemes
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January 2026
This verified bundle includes all June 2025 OCR A-Level Biology A (H420) exam papers — Paper 1: Biological Processes (H420/01), Paper 2: Biological Diversity (H420/02), and Paper 3: Unified Biology (H420/03) — provided as merged question papers with official mark schemes. A complete and reliable resource for A-Level exam revision, past-paper practi
Pristine01
$12.98 More Info

Exam (elaborations)

2025 OCR A-LEVEL BIOLOGY A H420/02 Biological Diversity Question Paper & Mark Scheme (Merged) June 2025 [VERIFIED]
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January 2026

2025/2026

A+
Available in bundle
2025 OCR A-LEVEL BIOLOGY A H420/02 Biological Diversity Question Paper & Mark Scheme (Merged) June 2025 [VERIFIED] 2 Section A You should spend a maximum of 20 minutes on this section. Write your answer to each question in the box provided. 1 Hydrogen bonds are important for the physical and chemical properties of water. How do hydrogen bonds form in water? A Electronegative (δ–) oxygen atoms are attracted to the electropositive (δ+) hydrogen atoms of adjacent water molecul...
Pristine01
$9.99 More Info

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