IB Biology study guides, exam strategies, and science-backed learning tips.
The same five mistakes appear in IB Biology exam scripts year after year. They are not caused by gaps in knowledge. They are caused by habits that feel correct during revision but fail under exam c...
IB BiologyWhen students ask whether to take IB Biology at SL or HL, the conversation usually focuses on topic count. HL has more topics. That is true, but it misses the more important distinction: HL Biology...
IB BiologyPaper 1 is the only section of the IB Biology exam where every mark is binary — you either have it or you don't. For SL students that's 30 questions in 45 minutes; for HL it's 40 questions in 60 mi...
IB BiologyHow exactly do we convert a raw string of correct multiple-choice answers into an authentic, predictable Grade 1 to 7 boundary? It is not a basic, fixed percentage calculation. It is a sophisticate...
IB BiologySo, you just finished an IB Biology practice quiz and scored 75%. In a standard classroom environment, that looks like a comfortable "B" or perhaps a solid Grade 6 on the official scale. But here i...
IB BiologyIf you have ever walked out of an IB Biology exam feeling like you nailed a question, only to receive a 2 out of 6 on the markscheme, you’ve likely fallen victim to a Command Term error.
IB BiologyThe International Baccalaureate (IB) Biology exam is a beast. With a syllabus that spans from the microscopic world of molecular biology to the vast complexities of ecosystems, it’s easy to feel li...