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Daily Class Starter | IB Biology
DAILY STARTER

Daily Class Starter

Monday 22nd September 2025
Start your IB Biology class with our daily warm-up activity. Complete this quick form to review key concepts and prepare for today’s lesson.
🌅

Today’s Class Starter

FORM

Daily Warm-Up Activity

📝 Complete this daily starter to begin today’s biology lesson

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Report a Bug

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Report a Bug | IB Biology
SUPPORT

Report a Bug

Help Us Improve
Found an issue with our IB Biology resources? Let us know! Your feedback helps us maintain and improve the quality of our educational materials.
🐛

Report an Issue

FORM

Bug Report Form

    What’s the issue?

    Which topic?(e.g., “A1.1 Water”)

    Details (optional)

    Optional screenshot / file (max 5 MB; PNG/JPG/PDF)

    Email (optional)

    📝 Please provide as much detail as possible to help us identify and fix the issue

    INFO

    Common Issues to Report

    Content Issues:
    • Broken or missing Google Drive embeds
    • Incorrect quiz answers or explanations
    • Outdated or incorrect information
    • Missing images or diagrams
    Technical Issues:
    • Pages not loading correctly
    • Navigation links not working
    • Mobile responsiveness problems
    • Form submission errors
    Accessibility Issues:
    • Text that’s difficult to read
    • Missing alt text for images
    • Keyboard navigation problems
    • Screen reader compatibility issues
    TIPS

    How to Write a Good Bug Report

    Include These Details:
    • Page/Section: Which topic or page has the issue?
    • Browser: Chrome, Firefox, Safari, Edge, etc.
    • Device: Desktop, tablet, or mobile phone
    • Steps to Reproduce: What did you do when the bug occurred?
    • Expected vs Actual: What should happen vs what actually happened?
    • Screenshots: If possible, attach images of the issue
    Example: “On the B2.1 Membranes page, the SL quiz embed shows ‘file not found’ error. Using Chrome on Windows laptop. Expected to see the quiz form but getting Google Drive error message instead.”

    D3

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    D3. Continuity and Change | IB Biology
    THEME D

    D3. Continuity and Change

    Continuity and Change
    Explore reproduction, inheritance patterns, and homeostatic mechanisms that ensure species continuity while enabling evolutionary change.
    🧬

    D3.1 Reproduction

    SLIDES

    D3.1 Reproduction (SL) – Presentation Slides

    SL

    💡 Use arrow keys or click to navigate slides

    View Slides 1
    QUIZ

    D3.1 Reproduction (SL) – End of Topic Quiz (20 marks)

    SL

    📝 Complete the quiz above and submit your answers

    Take Quiz 2
    SLIDES

    D3.1 Reproduction (HL) – Presentation Slides

    HL

    💡 Use arrow keys or click to navigate slides

    View Slides 3
    QUIZ

    D3.1 Reproduction (HL) – End of Topic Quiz (20 marks)

    HL

    📝 Complete the quiz above and submit your answers

    Take Quiz 4
    📚

    Shared Materials (Standard + Higher Level)

    DOC

    D3.1 Reproduction – Workbook (STANDARD + HIGHER LEVEL)

    SL+HL

    📖 Questions and answers workbook for both Standard and Higher Level students

    View Workbook 5
    🧪

    D3.2 Inheritance

    SLIDES

    D3.2 Inheritance (SL) – Presentation Slides

    SL

    💡 Use arrow keys or click to navigate slides

    View Slides 6
    QUIZ

    D3.2 Inheritance (SL) – End of Topic Quiz (20 marks)

    SL

    📝 Complete the quiz above and submit your answers

    Take Quiz 7
    SLIDES

    D3.2 Inheritance (HL) – Presentation Slides

    HL

    💡 Use arrow keys or click to navigate slides

    View Slides 8
    QUIZ

    D3.2 Inheritance (HL) – End of Topic Quiz (20 marks)

    HL

    📝 Complete the quiz above and submit your answers

    Take Quiz 9
    📚

    Shared Materials (Standard + Higher Level)

    DOC

    D3.2 Inheritance – Workbook (STANDARD + HIGHER LEVEL)

    SL+HL

    📖 Questions and answers workbook for both Standard and Higher Level students

    View Workbook 10
    ⚖️

    D3.3 Homeostasis

    SLIDES

    D3.3 Homeostasis (SL) – Presentation Slides

    SL

    💡 Use arrow keys or click to navigate slides

    View Slides 11
    QUIZ

    D3.3 Homeostasis (SL) – End of Topic Quiz (20 marks)

    SL

    📝 Complete the quiz above and submit your answers

    Take Quiz 12
    SLIDES

    D3.3 Homeostasis (HL) – Presentation Slides

    HL

    💡 Use arrow keys or click to navigate slides

    View Slides 13
    QUIZ

    D3.3 Homeostasis (HL) – End of Topic Quiz (20 marks)

    HL

    📝 Complete the quiz above and submit your answers

    Take Quiz 14
    📚

    Shared Materials (Standard + Higher Level)

    DOC

    D3.3 Homeostasis – Workbook (STANDARD + HIGHER LEVEL)

    SL+HL

    📖 Questions and answers workbook for both Standard and Higher Level students

    View Workbook 15

    D4

    by
    D4. Natural Selection | IB Biology
    THEME D

    D4. Natural Selection

    Continuity and Change
    Explore how natural selection drives evolutionary change, population stability, and species adaptation to environmental challenges including climate change.
    🦋

    D4.1 Natural Selection

    SLIDES

    D4.1 Natural Selection (SL) – Presentation Slides

    SL

    💡 Use arrow keys or click to navigate slides

    View Slides 1
    QUIZ

    D4.1 Natural Selection (SL) – End of Topic Quiz (20 marks)

    SL

    📝 Complete the quiz above and submit your answers

    Take Quiz 2
    SLIDES

    D4.1 Natural Selection (HL) – Presentation Slides

    HL

    💡 Use arrow keys or click to navigate slides

    View Slides 3
    QUIZ

    D4.1 Natural Selection (HL) – End of Topic Quiz (20 marks)

    HL

    📝 Complete the quiz above and submit your answers

    Take Quiz 4
    📚

    Shared Materials (Standard + Higher Level)

    DOC

    D4.1 Natural Selection – Workbook (STANDARD + HIGHER LEVEL)

    SL+HL

    📖 Questions and answers workbook for both Standard and Higher Level students

    View Workbook 5
    ⚖️

    D4.2 Stability and Change

    SLIDES

    D4.2 Stability and Change (SL) – Presentation Slides

    SL

    💡 Use arrow keys or click to navigate slides

    View Slides 6
    QUIZ

    D4.2 Stability and Change (SL) – End of Topic Quiz (20 marks)

    SL

    📝 Complete the quiz above and submit your answers

    Take Quiz 7
    SLIDES

    D4.2 Stability and Change (HL) – Presentation Slides

    HL

    💡 Use arrow keys or click to navigate slides

    View Slides 8
    QUIZ

    D4.2 Stability and Change (HL) – End of Topic Quiz (20 marks)

    HL

    📝 Complete the quiz above and submit your answers

    Take Quiz 9
    📚

    Shared Materials (Standard + Higher Level)

    DOC

    D4.2 Stability and Change – Workbook (STANDARD + HIGHER LEVEL)

    SL+HL

    📖 Questions and answers workbook for both Standard and Higher Level students

    View Workbook 10
    🌡️

    D4.3 Climate Change

    SLIDES

    D4.3 Climate Change (SL) – Presentation Slides

    SL

    💡 Use arrow keys or click to navigate slides

    View Slides 11
    QUIZ

    D4.3 Climate Change (SL) – End of Topic Quiz (20 marks)

    SL

    📝 Complete the quiz above and submit your answers

    Take Quiz 12
    SLIDES

    D4.3 Climate Change (HL) – Presentation Slides

    HL

    💡 Use arrow keys or click to navigate slides

    View Slides 13
    QUIZ

    D4.3 Climate Change (HL) – End of Topic Quiz (20 marks)

    HL

    📝 Complete the quiz above and submit your answers

    Take Quiz 14
    📚

    Shared Materials (Standard + Higher Level)

    DOC

    D4.3 Climate Change – Workbook (STANDARD + HIGHER LEVEL)

    SL+HL

    📖 Questions and answers workbook for both Standard and Higher Level students

    View Workbook 15

    Test Homepage

    by
    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

    Tools

    by
    Tools | Biology SL 2025
    BIOLOGY SL 2025

    Tools

    Skills and Techniques
    Master the essential tools of biological research – experimental techniques, technology applications, and mathematical methods for scientific analysis.

    🔧 Choose Your Tool

    Select a tool below to access comprehensive study materials

    🔬

    Tool 1: Experimental Techniques

    Master laboratory methods, experimental design, data collection, and practical skills essential for biological research.

    Laboratory Methods Experimental Design Data Collection Safety Procedures
    PDF
    Tool 1 – Experimental Techniques
    💻

    Tool 2: Technology

    Explore how modern technology enhances biological research through advanced instruments, data analysis, and digital tools.

    Scientific Instruments Data Analysis Software Digital Microscopy Biotechnology Tools
    PDF
    Tool 2 – Technology
    📊

    Tool 3: Mathematics

    Apply mathematical concepts, statistical analysis, and quantitative methods to biological data and research.

    Statistical Analysis Data Visualization Mathematical Models Quantitative Methods
    PDF
    Tool 3 – Mathematics

    📊 Biology SL 2025 Overview

    Complete collection of essential tools for Standard Level Biology

    3
    Essential Tools
    3
    PDF Resources
    SL
    Standard Level
    2025
    Curriculum

    💡 Key Concepts

    Essential skills and techniques for biological research and analysis

    🔬

    Scientific Method

    Apply rigorous experimental design and methodology to biological investigations

    💻

    Technology Integration

    Utilize modern tools and instruments to enhance research capabilities

    📊

    Data Analysis

    Process and interpret quantitative data using statistical methods

    🎯

    Precision & Accuracy

    Maintain high standards in measurement, observation, and analysis

    D2

    by
    D2. Cells | IB Biology
    THEME D

    D2. Cells

    Continuity and Change
    Explore cellular division, gene expression regulation, and water transport mechanisms that maintain cellular continuity and enable change.
    🔬

    D2.1 Cell and Nuclear Division

    SLIDES

    D2.1 Cell and Nuclear Division (SL) – Presentation Slides

    SL

    💡 Use arrow keys or click to navigate slides

    View Slides 1
    QUIZ

    D2.1 Cell and Nuclear Division (SL) – End of Topic Quiz (20 marks)

    SL

    📝 Complete the quiz above and submit your answers

    Take Quiz 2
    SLIDES

    D2.1 Cell and Nuclear Division (HL) – Presentation Slides

    HL

    💡 Use arrow keys or click to navigate slides

    View Slides 3
    QUIZ

    D2.1 Cell and Nuclear Division (HL) – End of Topic Quiz (20 marks)

    HL

    📝 Complete the quiz above and submit your answers

    Take Quiz 4
    📚

    Shared Materials (Standard + Higher Level)

    DOC

    D2.1 Cell and Nuclear Division – Workbook (STANDARD + HIGHER LEVEL)

    SL+HL

    📖 Questions and answers workbook for both Standard and Higher Level students

    View Workbook 5
    🧬

    D2.2 Gene Expression

    SLIDES

    D2.2 Gene Expression (HL) – Presentation Slides

    HL

    💡 Use arrow keys or click to navigate slides

    View Slides 6
    QUIZ

    D2.2 Gene Expression (HL) – End of Topic Quiz (20 marks)

    HL

    📝 Complete the quiz above and submit your answers

    Take Quiz 7
    DOC

    D2.2 Gene Expression – Workbook (HIGHER LEVEL)

    HL

    📖 Questions and answers workbook for Higher Level students

    View Workbook 8
    💧

    D2.3 Water Potential

    SLIDES

    D2.3 Water Potential (SL) – Presentation Slides

    SL

    💡 Use arrow keys or click to navigate slides

    View Slides 9
    QUIZ

    D2.3 Water Potential (SL) – End of Topic Quiz (20 marks)

    SL

    📝 Complete the quiz above and submit your answers

    Take Quiz 10
    SLIDES

    D2.3 Water Potential (HL) – Presentation Slides

    HL

    💡 Use arrow keys or click to navigate slides

    View Slides 11
    QUIZ

    D2.3 Water Potential (HL) – End of Topic Quiz (20 marks)

    HL

    📝 Complete the quiz above and submit your answers

    Take Quiz 12
    📚

    Shared Materials (Standard + Higher Level)

    DOC

    D2.3 Water Potential – Workbook (STANDARD + HIGHER LEVEL)

    SL+HL

    📖 Questions and answers workbook for both Standard and Higher Level students

    View Workbook 13

    D1

    by
    D1. Molecules | IB Biology
    THEME D

    D1. Molecules

    Continuity and Change
    Explore DNA replication, protein synthesis, and genetic mutations that drive continuity and change in living systems.
    🧬

    D1.1 DNA Replication

    SLIDES

    D1.1 DNA Replication (SL) – Presentation Slides

    SL

    💡 Use arrow keys or click to navigate slides

    View Slides 1
    QUIZ

    D1.1 DNA Replication (SL) – End of Topic Quiz (20 marks)

    SL

    📝 Complete the quiz above and submit your answers

    Take Quiz 2
    SLIDES

    D1.1 DNA Replication (HL) – Presentation Slides

    HL

    💡 Use arrow keys or click to navigate slides

    View Slides 3
    QUIZ

    D1.1 DNA Replication (HL) – End of Topic Quiz (20 marks)

    HL

    📝 Complete the quiz above and submit your answers

    Take Quiz 4
    📚

    Shared Materials (Standard + Higher Level)

    DOC

    D1.1 DNA Replication – Workbook (STANDARD + HIGHER LEVEL)

    SL+HL

    📖 Questions and answers workbook for both Standard and Higher Level students

    View Workbook 5
    🏭

    D1.2 Protein Synthesis

    SLIDES

    D1.2 Protein Synthesis (SL) – Presentation Slides

    SL

    💡 Use arrow keys or click to navigate slides

    View Slides 6
    QUIZ

    D1.2 Protein Synthesis (SL) – End of Topic Quiz (20 marks)

    SL

    📝 Complete the quiz above and submit your answers

    Take Quiz 7
    SLIDES

    D1.2 Protein Synthesis (HL) – Presentation Slides

    HL

    💡 Use arrow keys or click to navigate slides

    View Slides 8
    QUIZ

    D1.2 Protein Synthesis (HL) – End of Topic Quiz (20 marks)

    HL

    📝 Complete the quiz above and submit your answers

    Take Quiz 9
    📚

    Shared Materials (Standard + Higher Level)

    DOC

    D1.2 Protein Synthesis – Workbook (STANDARD + HIGHER LEVEL)

    SL+HL

    📖 Questions and answers workbook for both Standard and Higher Level students

    View Workbook 10
    🧪

    D1.3 Mutation and Gene Editing

    SLIDES

    D1.3 Mutation and Gene Editing (SL) – Presentation Slides

    SL

    💡 Use arrow keys or click to navigate slides

    View Slides 11
    QUIZ

    D1.3 Mutation and Gene Editing (SL) – End of Topic Quiz (20 marks)

    SL

    📝 Complete the quiz above and submit your answers

    Take Quiz 12
    SLIDES

    D1.3 Mutation and Gene Editing (HL) – Presentation Slides

    HL

    💡 Use arrow keys or click to navigate slides

    View Slides 13
    QUIZ

    D1.3 Mutation and Gene Editing (HL) – End of Topic Quiz (20 marks)

    HL

    📝 Complete the quiz above and submit your answers

    Take Quiz 14
    📚

    Shared Materials (Standard + Higher Level)

    DOC

    D1.3 Mutation and Gene Editing – Workbook (STANDARD + HIGHER LEVEL)

    SL+HL

    📖 Questions and answers workbook for both Standard and Higher Level students

    View Workbook 15

    C4

    by
    C4. Ecosystems | IB Biology
    THEME C

    C4. Ecosystems

    Interaction and Interdependence
    Explore population dynamics, community interactions, and the flow of energy and matter through ecological systems.
    👥

    C4.1 Populations and Communities

    SLIDES

    C4.1 Populations and Communities (SL) – Student Slide Set

    SL

    💡 Use arrow keys or click to navigate slides

    View Slides 1
    QUIZ

    C4.1 Populations and Communities (SL) – End of Topic Quiz (20 marks)

    SL

    📝 Complete the quiz above and submit your answers

    Take Quiz 2
    DOC

    C4.1 Populations and Communities – Workbook (STANDARD LEVEL)

    SL

    📖 Questions and answers workbook for Standard Level students

    View Workbook 3
    ⚡

    C4.2 Transfers of Energy and Matter

    SLIDES

    C4.2 Transfers of Energy and Matter (SL) – Student Slide Set

    SL

    💡 Use arrow keys or click to navigate slides

    View Slides 4
    QUIZ

    C4.2 Transfers of Energy and Matter (SL) – End of Topic Quiz (20 marks)

    SL

    📝 Complete the quiz above and submit your answers

    Take Quiz 5
    DOC

    C4.2 Transfers of Energy and Matter – Workbook (STANDARD LEVEL)

    SL

    📖 Questions and answers workbook for Standard Level students

    View Workbook 6

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