Biology 4 (IAL) WBI14 past papers & revision

WBI14

Jan 2026 · Level 1 · Variant A

Edexcel · with mark scheme

WBI14

Jan 2026 · Level 1

Edexcel · with mark scheme

WBI14

Nov 2025 · Level 1 · Variant R

Edexcel · with mark scheme

WBI14

Nov 2025 · Level 1

Edexcel · with mark scheme

WBI14

Jun 2025 · Level 1

Edexcel · with mark scheme

WBI14

Jan 2025 · Level 1

Edexcel · with mark scheme

WBI14

Nov 2024 · Level 1

Edexcel · with mark scheme

WBI14

Jun 2024 · Level 1

Edexcel · with mark scheme

WBI14

Jan 2024 · Level 1

Edexcel · with mark scheme

WBI14

Nov 2023 · Level 1

Edexcel · with mark scheme

WBI14

Jun 2023 · Level 1

Edexcel · with mark scheme

WBI14

Jan 2023 · Level 1

Edexcel · with mark scheme

Microbiology

Notes, flashcards & questions

Photosynthesis

Notes, flashcards & questions

Photosynthesis: Overview

Notes, flashcards & questions

Ecological Productivity

Notes, flashcards & questions

Evidence for Climate Change

Notes, flashcards & questions

Culturing Microorganisms

Notes, flashcards & questions

Tuberculosis & HIV

Notes, flashcards & questions

Antibiotics

Notes, flashcards & questions

The Role of Microorganisms

Notes, flashcards & questions

Polymerase Chain Reaction

Notes, flashcards & questions

Immunity

Notes, flashcards & questions

Ecosystems

Notes, flashcards & questions

The Role of ATP in Photosynthesis

Notes, flashcards & questions

Energy & Biomass Transfers

Notes, flashcards & questions

Anthropogenic Climate Change

Notes, flashcards & questions

Measuring the Growth of Microorganisms

Notes, flashcards & questions

Pathogens: Routes of Entry

Notes, flashcards & questions

Core Practical 14: The Effects of Different Antibiotics

Notes, flashcards & questions

Gel Electrophoresis in Forensics

Notes, flashcards & questions

Antibiotics

Notes, flashcards & questions

Environmental Biology

Notes, flashcards & questions

Photosynthesis: Light-Dependent Stage

Notes, flashcards & questions

Ecology: Key Terms

Notes, flashcards & questions

Carbon Cycle & Environmental Management

Notes, flashcards & questions

The Bacterial Growth Curve

Notes, flashcards & questions

Non-Specific Immune Responses

Notes, flashcards & questions

Current Usage of Antibiotics

Notes, flashcards & questions

DNA Profiling

Notes, flashcards & questions

Decomposition & Decay

Notes, flashcards & questions

Photosynthesis: Light-Independent Stage

Notes, flashcards & questions

Factors Affecting Populations

Notes, flashcards & questions

Core Practical 13: Rate of Growth of Microorganisms

Notes, flashcards & questions

Specific Immune Responses

Notes, flashcards & questions

Types of Data Provided by Forensic Analysis

Notes, flashcards & questions

Forensics

Notes, flashcards & questions

Chloroplasts

Notes, flashcards & questions

Niche

Notes, flashcards & questions

How Climate Change Affects Species

Notes, flashcards & questions

Comparison of Bacterial & Viral Structure

Notes, flashcards & questions

Lymphocytes: Types & Roles

Notes, flashcards & questions

Absorption & Action Spectra

Notes, flashcards & questions

Core Practical 11: Quadrat & Transect Study

Notes, flashcards & questions

The Effect of Temperature on Enzyme Reactions

Notes, flashcards & questions

Developing Immunity

Notes, flashcards & questions

Separation of Photosynthetic Pigments with Chromatography

Notes, flashcards & questions

Ecological Succession

Notes, flashcards & questions

Core Practical 12: Effect of Temperature on Development

Notes, flashcards & questions

Pathogens vs Hosts: An Evolutionary Race

Notes, flashcards & questions

Core Practical 10: Rate of Photosynthesis

Notes, flashcards & questions

Mutation, Natural Selection & Evolution

Notes, flashcards & questions

Isolation & Speciation

Notes, flashcards & questions

Contentious Issues in Environmental Science

Notes, flashcards & questions

Examples of Sustainable Conservation

Notes, flashcards & questions