Assessment - introduction
Mock exam - Paper 1a - Higher level
This test is called Paper 1a. It assesses understanding from all of the syllabus. The questions are multiple choice and have an answer A, B, C,or D. Answers are completed on an answer sheet which will...
Assessment - introduction
Mock exam - paper 1a SL - Model answers
These are suggested model answers for the InThinking Mock Exam paper 1aThey have been made so that students can see the question as well as the answer. Of course it's a good check for teachers to use...
ATL in Biology
Level 1 - Molecules
The Molecules level covers a range of concept from types of bonding to giant metabolic pathways. This is a rich area for students to make connections between topics. Rubisco is an example protein in topic...
Assessment - introduction
New-style 2025 Mock Exam papers
There is a shortage of examination resources at the moment for classes taking the exams in Biology 2025. The specimen papers are easily found by students on the web, so we need some original questions...
Assessment - introduction
Mock exam - multichoice - answer sheets
The pages which follow are answer grids for the multiple choice exams. There is one for SL with 30 questions, and an HL one with 40 questions. The instructions follow the model from the official IB answer...
Assessment - introduction
Mock exam - Paper 2 - Higher level
This test is the called Paper 2. It assesses skills from the syllabus through questions that are often connected to practical work. Calculators can be used in this exam. It contains the following Section...
Assessment - introduction
Mock exam - Paper 2 HL - model answers
These are suggested model answers for the InThinking Mock Exam paper 2 HL.As model answers they don't cover all the possible options for correct responses, but they provide a very good guide for students...
eBook
B2.1 Membranes & transport - student friendly summary
Guiding questions • How do molecules of lipid and protein assemble into biological membranes? What are the relative positions, which parts ae hydrophobic, which are hydrophilic?• What determines...
Assessment - introduction
Mock exam - Paper 2 SL - Model answers
These are suggested model answers for the InThinking Mock Exam paper 1b.As model answers they don't cover all the possible options for correct responses, but they provide a very good guide for students...
Activities
Polygenic inheritance model answers
This page shows suggestions of model answers for the activity: Student worksheet on polygenic inheritance on the HL Genetics topic, activities page Polygenic Inheritance. These are suggestions, not a...