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IB Biology 2025 syllabus guides — IA, EE, Paper 1/2, HL & SL strategies
8 articles
The 2025 IB Biology syllabus (Themes A–D, SL and HL) mapped against the seven USABO areas. What an IB student already has, the physiology gap, and when to sit the Open in DP1 or DP2.
24 Sept 2026
How to choose an IB Biology Scientific Investigation topic that is actually assessable — the three traps that quietly cap your mark, and worked examples of weak topics reshaped into strong ones.
18 Aug 2026
The current IB Biology assessment model, explained end to end — Paper 1A vs Paper 1B, how Paper 2 differs, how HL extends SL, and why Paper 3 no longer exists. What to practise differently for each component.
18 Aug 2026
Detailed comparison of AP Biology and IB Biology HL/SL — syllabus overlap, exam format, college credit, difficulty, and which to choose for pre-med or university admissions.
25 May 2026
What examiners actually want when an IB Biology question says "state" vs "explain" vs "discuss" vs "evaluate". Command-term decoder with 2025 mark-scheme signals and worked Paper 2 examples.
19 Apr 2026
A 30-point checklist for IB Biology IA data collection under the 2025 rubric — the 5×5 minimum, reproducibility, uncertainty, and the mistakes that cap your Data Analysis mark at 3/6.
19 Apr 2026
Which statistical test should your IB Biology IA use? Complete guide to t-test, ANOVA, chi-squared, Pearson, and Spearman with 2025 rubric criteria — what examiners reward and what drops your Data Analysis mark.
19 Apr 2026
Complete guide for IB Biology students preparing for NEET 2026. HL vs SL coverage analysis, NEET gap topics, IA strategy for NEET overlap, and how to score 650+ in NEET while acing IB.
1 Apr 2026
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