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IB Biology – Complete Course Portal

IB Biology

Complete Course Portal
Master all four themes of the International Baccalaureate Biology syllabus through interactive presentations, comprehensive assessments, and detailed study materials designed for both Standard and Higher Level students.

📚 Dear Students

How to use this website effectively

Welcome to my IB Biology homework website.

Here you will find useful resources: PowerPoint presentations, summary notes, quizzes and a homework workbook.

1

Complete Topic in Class

After we finish each topic, use the workbook questions for practice

2

Work in Your Notebook

Complete workbook questions in your notebook and mark using provided answers

3

Take the Quiz

Once workbook is complete, take the online quiz for that topic

Standard Level (SL)

Complete only the SL workbook questions and SL quizzes

Higher Level (HL)

Complete BOTH SL AND HL workbook questions and quizzes

🎯 Quiz Instructions

I will use the quizzes to assess your progress. You will also sit in-class tests – I will announce these dates in advance.

Important: When completing quizzes, input your full name and class:

John Smith 12 HL BI2
4
Main Themes
16
Topic Units
150+
Study Topics
∞
Learning

🧬 IB Biology Themes

Explore the four interconnected themes that form the foundation of biological understanding

A

Unity and Diversity

How all life shares fundamental characteristics while displaying incredible diversity

A1
Water
Properties • Biological Roles
A2
Nucleic Acids
DNA • RNA • Information
A3
Diversity of Life
Classification • Evolution
A4
Evolution
Natural Selection • Speciation
Explore Theme A →
B

Form and Function

How biological structures are perfectly adapted to their specific functions

B1
Molecules
Proteins • Carbohydrates • Lipids
B2
Organelles
Structure • Function • Transport
B3
Organisms
Systems • Gas Exchange
B4
Ecosystems
Energy • Cycles • Communities
Explore Theme B →
C

Interaction and Interdependence

How organisms interact with each other and their environment

C1
Molecules
Enzymes • Respiration • Photosynthesis
C2
Signaling
Chemical • Neural Communication
C3
Organisms
Integration • Response
C4
Ecosystems
Interactions • Stability
Explore Theme C →
D

Continuity and Change

How genetic information is inherited, expressed, and modified over time

D1
DNA and Gene Expression
Replication • Transcription
D2
Gene Expression
Regulation • Control
D3
Inheritance
Patterns • Reproduction
D4
Natural Selection
Evolution • Adaptation
Explore Theme D →

🚀 Quick Access

Jump directly to specific resources across all themes

📊

All Presentations

Complete slide collections
❓

All Quizzes

Test your knowledge
📚

All Workbooks

Practice materials
🎯

Exam Prep

Study guides & practice
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