OCR GCSE Twenty First Century Science - Biology B - J257 过往试题分析

June 2025 Foundation Tier Biology B (J257/01 Breadth and J257/02 Depth, 90 marks each, 1h45 each). Accessible, highly structured papers dominated by tick-box, matching, ordering and 'complete using words from the list' items, with data handling, calculations and practical skills worth roughly a quarter of the marks and two 6-mark levels-of-response questions in the Depth paper.

June 2025 Higher Tier Biology B (J257/03 Breadth and J257/04 Depth): two 90-mark papers of 1 hr 45 each. Marks are dominated by data handling and practical skills, inheritance and genome content, plant transport, and ecosystem interdependence. Two 6-mark level-of-response questions sit in the Depth paper.

OCR Twenty First Century Biology B J257 June 2024 Higher Tier analysis covering breadth and depth across Paper 3 and Paper 4, highlighting plant transport, cardiovascular systems, and genetic engineering.

A balanced series focusing on genetic inheritance mechanisms, ecological energy transfers, and microscopic techniques, featuring several analytical multi-step calculations and structured natural selection explanations.

A comprehensive analysis of the OCR GCSE Biology B J257 (Twenty First Century Science) June 2022 examination series, covering both J257/03 (Breadth) and J257/04 (Depth) Higher Tier papers. The papers balanced standard recall of fundamental concepts with complex experimental evaluations and multi-step mathematical calculations.