JAMB Biology Syllabus 2027/2028 PDF Download | Complete UTME Biology Syllabus

Are you searching for the JAMB Biology Syllabus 2027/2028 PDF, the latest Biology topics for UTME, or the official syllabus released by the Joint Admissions and Matriculation Board (JAMB)? This comprehensive guide contains everything you need to prepare effectively for the examination.

The JAMB Biology syllabus is the official study guide that outlines all the approved topics, objectives, and concepts from which the Unified Tertiary Matriculation Examination (UTME) questions are set.

Whether you are applying for Medicine and Surgery, Nursing, Pharmacy, Medical Laboratory Science, Dentistry, Veterinary Medicine, Agriculture, Microbiology, Biochemistry, Anatomy, Physiology, or Biological Sciences, studying with the official syllabus gives you a significant advantage.

This guide explains every section of the syllabus, helping you focus on the most important concepts while avoiding unnecessary reading.

Is the JAMB Biology Syllabus for 2027/2028 Out?

Yes.

The Joint Admissions and Matriculation Board (JAMB) has officially released the Biology syllabus for candidates preparing for the 2027 Unified Tertiary Matriculation Examination (UTME).

Every Biology question in the examination is drawn from the approved topics contained in this syllabus. Candidates who study the syllabus thoroughly have a better understanding of what to expect during the examination.

What Is the JAMB Biology Syllabus?

The JAMB Biology syllabus is an official curriculum that outlines the topics candidates are expected to study before sitting for the UTME.

Instead of reading every Biology textbook from beginning to end, the syllabus helps candidates concentrate on the exact concepts, principles, and practical applications approved by JAMB.

Studying with the syllabus enables candidates to:

• Focus on examinable topics.
• Prepare systematically.
• Revise effectively.
• Understand biological concepts deeply.
• Improve their chances of scoring high.

Objectives of the JAMB Biology Examination

The examination aims to assess candidates’ ability to:

• Demonstrate knowledge of living organisms.
• Explain biological diversity.
• Understand inheritance and evolution.
• Apply biological principles to everyday life.
• Solve biological problems scientifically.
• Appreciate environmental conservation.

Section A – Variety of Organisms

This section introduces the diversity of life and the classification of living organisms.

1. Living Organisms

Candidates should understand the characteristics that distinguish living organisms from non-living things.

Topics Covered

Study:

• Characteristics of Living Things
• Cell Structure
• Cell Organelles
• Functions of Cell Components
• Levels of Organization

Including:

• Cell
• Tissue
• Organ
• Organ System
• Organism

Candidates Should Be Able To

• Differentiate between living and non-living organisms.
• Identify plant and animal cells.
• Explain the functions of cell organelles.
• Compare plant and animal cells.
• Describe the levels of biological organization.

2. Classification of Living Organisms

Classification is one of the most important areas in JAMB Biology.

Candidates should study the major kingdoms of life.

Monera

Study:

• Bacteria
• Blue-Green Algae

Protista

Study:

• Amoeba
• Euglena
• Paramecium

Fungi

Study:

• Mushroom
• Rhizopus
• Yeast

Plantae

Study the major plant divisions:

• Thallophyta
• Bryophyta
• Pteridophyta
• Gymnosperms
• Angiosperms

Understand:

• Monocotyledons
• Dicotyledons

Animalia

Study both:

Invertebrates

Including:

• Coelenterates
• Flatworms
• Roundworms
• Earthworms
• Arthropods
• Molluscs

Vertebrates

Study:

• Fish
• Amphibians
• Reptiles
• Birds
• Mammals

Candidates Should Be Able To

• Classify organisms correctly.
• Compare major groups.
• Explain evolutionary advancement.
• Identify economic importance.
• Understand life cycles.

3. Adaptation of Organisms

Adaptation explains how living organisms survive in different environments.

Topics Covered

Study:

• Structural Adaptation
• Behavioural Adaptation
• Adaptive Colouration
• Social Behaviour
• Defence Mechanisms
• Water Conservation
• Temperature Regulation
• Feeding Adaptation
• Reproductive Adaptation

Candidates should also understand adaptations in insects, birds, reptiles, mammals, and flowering plants.

Section B – Form and Functions

This section explains how biological structures perform different functions.

1. Internal Structure of Flowering Plants

Study the internal anatomy of:

• Root
• Stem
• Leaf

Candidates should understand:

• Xylem
• Phloem
• Collenchyma
• Sclerenchyma

and how each tissue contributes to plant support and transport.

Internal Structure of Mammals

Study the anatomy of:

• Digestive System
• Reproductive System
• Excretory System

Candidates should relate structure to function.

2. Nutrition

Nutrition remains one of the most frequently examined Biology topics.

Modes of Nutrition

Study:

• Autotrophic Nutrition
• Heterotrophic Nutrition

Including:

• Holozoic
• Parasitic
• Saprophytic
• Carnivorous Nutrition

Plant Nutrition

Candidates should study:

• Photosynthesis
• Light Reaction
• Dark Reaction
• Mineral Nutrition
• Macro Nutrients
• Micro Nutrients
• Deficiency Symptoms

Animal Nutrition

Study:

• Food Classes
• Food Tests
• Balanced Diet
• Vitamins
• Mineral Salts
• Water
• Mammalian Teeth
• Alimentary Canal
• Digestion
• Absorption
• Assimilation

Candidates should understand digestive enzymes and their functions.

3. Transport

Living organisms require transport systems for movement of substances.

Study

• Need for Transportation
• Transport Materials
• Circulatory System
• Heart
• Arteries
• Veins
• Capillaries
• Blood
• Lymph
• Xylem
• Phloem
• Diffusion
• Osmosis
• Active Transport
• Transpiration Pull
• Root Pressure

Candidates should compare transport systems in plants and animals.

4. Respiration

Topics Covered

Study:

• Aerobic Respiration
• Anaerobic Respiration
• Glycolysis
• Krebs Cycle
• ATP
• Respiratory Organs
• Gaseous Exchange
• Fermentation

Candidates should understand the biological importance of respiration and energy release.

5. Excretion

Study:

• Contractile Vacuole
• Flame Cells
• Nephridium
• Malpighian Tubules
• Kidney
• Lungs
• Skin
• Stomata
• Lenticels

Candidates should compare excretory systems in plants and animals.

6. Support and Movement

Topics include:

• Tropic Movements
• Nastic Movements
• Tactic Responses
• Skeleton
• Exoskeleton
• Endoskeleton
• Cartilage
• Bone
• Joints
• Locomotion

7. Reproduction

Candidates should study:

Asexual Reproduction

• Binary Fission
• Budding
• Vegetative Propagation
• Grafting
• Layering

Sexual Reproduction in Plants

Study:

• Flower Structure
• Pollination
• Fertilization
• Fruit Formation
• Seed Formation

Sexual Reproduction in Mammals

Topics include:

• Male Reproductive System
• Female Reproductive System
• Fertilization
• Embryonic Development
• Birth Control
• In Vitro Fertilization

8. Growth

Study:

• Meaning of Growth
• Seed Germination
• Conditions Necessary for Germination
• Epigeal Germination
• Hypogeal Germination

9. Coordination and Control

Candidates should understand:

Nervous System

Study:

• Brain
• Spinal Cord
• Peripheral Nervous System
• Reflex Action

Sense Organs

Study:

• Eye
• Ear
• Nose
• Tongue
• Skin

Hormonal Coordination

Understand the functions of:

• Pituitary Gland
• Thyroid
• Parathyroid
• Adrenal Gland
• Pancreas
• Gonads

Also study important plant hormones such as:

• Auxins
• Gibberellins
• Cytokinins
• Ethylene

Homeostasis

Study:

• Temperature Regulation
• Water Balance
• Salt Regulation

Section C – Ecology

Ecology is one of the highest-scoring sections in JAMB Biology because many questions are straightforward and based on biological principles that explain the interaction between living organisms and their environment.

Candidates should understand ecosystems, environmental factors, population dynamics, conservation, pollution, and natural resource management.

1. Factors Affecting the Distribution of Organisms

Living organisms do not exist randomly. Their distribution depends on environmental conditions and interactions with other organisms.

Abiotic Factors

Study the effects of:

• Temperature
• Rainfall
• Relative Humidity
• Wind Speed
• Wind Direction
• Altitude
• Salinity
• Turbidity
• Soil pH
• Soil Texture
• Edaphic Factors

Candidates should also know how to use ecological instruments such as:

• Rain Gauge
• Thermometer
• Hygrometer
• Secchi Disc
• Soil Thermometer

Biotic Factors

Study how living organisms influence one another through:

• Competition
• Predation
• Disease
• Human Activities
• Food Availability
• Population Density

Candidates Should Be Able To

• Explain how abiotic factors influence organism distribution.
• Describe the effects of human activities on ecosystems.
• Interpret ecological data collected from the environment.

2. Symbiotic Relationships

Candidates should understand the different relationships that exist between organisms.

Topics Covered

Study:

• Mutualism
• Commensalism
• Parasitism
• Saprophytism
• Competition
• Predation
• Amensalism
• Cooperation

Examples involving plants, animals, fungi, and microorganisms are commonly tested.

Energy Flow in Ecosystems

Study:

• Food Chains
• Food Webs
• Trophic Levels
• Ecological Pyramids
• Energy Transfer

Candidates should understand why energy decreases from one trophic level to another.

Nutrient Cycles

Study:

• Carbon Cycle
• Nitrogen Cycle
• Water Cycle

Understand the importance of microorganisms in nutrient recycling.

3. Natural Habitats

Candidates should study different habitats and the organisms that live in them.

Aquatic Habitats

Examples include:

• Ponds
• Lakes
• Rivers
• Streams
• Mangrove Swamps
• Estuaries
• Seashores

Terrestrial Habitats

Study:

• Rainforest
• Grassland
• Savannah
• Forest
• Tree Tops
• Burrows

Candidates should understand adaptive features of organisms living in each habitat.

4. Nigerian Biomes

Study the major ecological zones in Nigeria.

These include:

• Tropical Rainforest
• Guinea Savannah
• Sudan Savannah
• Sahel Savannah
• Montane Vegetation
• Highland Grasslands

Candidates should know their locations, vegetation, climate, and economic importance.

5. Population Ecology

Population ecology explains how organisms interact within populations.

Topics Covered

Study:

• Population Density
• Overcrowding
• Competition
• Succession
• Carrying Capacity
• Birth Rate
• Death Rate
• Migration

Candidates should understand:

• Intra-specific Competition
• Inter-specific Competition
• Ecological Succession
• Primary Succession
• Secondary Succession

6. Soil

Study the characteristics of different soil types.

Topics Covered

• Sandy Soil
• Clay Soil
• Loamy Soil
• Soil Structure
• Soil Texture
• Soil Air
• Soil Water
• Humus
• Soil Organisms
• Soil Fertility

Candidates should understand methods of improving soil fertility including:

• Crop Rotation
• Mulching
• Organic Fertilizers
• Inorganic Fertilizers
• Terracing
• Contour Ridging
• Mixed Cropping

7. Humans and the Environment

Candidates should understand environmental conservation and public health.

Diseases

Study:

• Malaria
• Cholera
• Tuberculosis
• Typhoid Fever
• Schistosomiasis
• Poliomyelitis
• Onchocerciasis
• HIV/AIDS
• Gonorrhoea
• Syphilis

Understand:

• Causes
• Symptoms
• Prevention
• Control

Pollution

Study:

• Air Pollution
• Water Pollution
• Soil Pollution
• Noise Pollution

Candidates should understand:

• Sources
• Effects
• Prevention
• Environmental Management

Conservation

Study:

• Renewable Resources
• Non-Renewable Resources
• Wildlife Conservation
• National Parks
• Game Reserves

Candidates should know the importance of organizations such as:

• WHO
• UNICEF
• UNEP
• WWF
• Nigerian Conservation Foundation

Section D – Heredity and Variation

Genetics remains one of the most frequently examined sections in JAMB Biology.

1. Variation

Study different forms of variation among organisms.

Continuous Variation

Examples include:

• Height
• Weight
• Skin Colour

Discontinuous Variation

Study:

• Blood Groups
• Tongue Rolling
• Fingerprints
• PTC Taste Ability

Candidates should understand the importance of variation in medicine, crime detection, and inheritance.

2. Heredity

Topics Covered

Study:

• Heritable Characteristics
• Non-Heritable Characteristics
• Chromosomes
• DNA
• Genes
• Meiosis
• Fertilization
• Probability
• Sex Determination

Candidates should understand Mendelian genetics and simple genetic crosses.

Applications of Genetics

Study:

• Crop Improvement
• Animal Breeding
• Genetic Counselling
• Blood Group Compatibility
• Rhesus Factor
• Sickle Cell Anaemia
• Gene Therapy
• Recombinant DNA Technology
• Genetically Modified Organisms (GMOs)

Sex-Linked Characteristics

Study:

• Haemophilia
• Colour Blindness
• Baldness

Understand inheritance patterns.

Section E – Evolution

Evolution explains how organisms have changed over millions of years.

1. Theories of Evolution

Candidates should study:

• Lamarck’s Theory
• Darwin’s Theory of Natural Selection
• Modern Synthetic Theory of Evolution

Understand the strengths and weaknesses of each theory.

2. Evidence of Evolution

Study evidence obtained from:

• Fossil Records
• Comparative Anatomy
• Comparative Embryology
• Comparative Physiology
• Molecular Biology
• Genetics
• Mutation Studies

Candidates should understand how scientific evidence supports evolutionary theory.

Recommended Textbooks for JAMB Biology

Candidates should combine the official syllabus with standard Biology textbooks such as:

• Senior Secondary School Biology – Ndu, Ndu & Aina
• Essentials of Biology – S. A. Odunfa
• Biology for Senior Secondary Schools – Ogunniyi, Adebisi & Okojie
• Modern Biology – Ramalingam
• Biology for West African Schools – Stone & Cozens
• Handbook of Practical Biology – E. J. Usua

Studying these alongside authentic JAMB past questions significantly improves preparation.

How to Score Above 80 in JAMB Biology

Biology is broad, but candidates who prepare strategically consistently score high.

Study with the Official Syllabus

The syllabus tells you exactly what JAMB expects you to know.

Understand Concepts Instead of Memorizing

Focus on understanding biological processes such as:

• Photosynthesis
• Respiration
• Transport
• Reproduction
• Genetics
• Ecology

Understanding concepts makes unfamiliar questions easier to answer.

Draw and Label Diagrams

Practise diagrams involving:

• Plant Cells
• Animal Cells
• Flower Structure
• Human Heart
• Digestive System
• Kidney
• Skeleton
• Reproductive System

Visual learning improves retention.

Practise Past Questions

Many Biology concepts appear repeatedly in JAMB. Solving authentic past questions helps you recognize common question patterns and improve speed.

Revise Consistently

Break the syllabus into manageable sections and revise regularly rather than cramming close to the examination.

Download the O3Schools JAMB CBT App

Prepare smarter with the O3Schools JAMB CBT App, which includes:

• Updated JAMB Biology Past Questions
• AI Tutor powered by ChatGPT
• Comprehensive Biology Notes
• Video Lessons
• Flashcards
• CBT Examination Simulation
• Performance Tracking
• Detailed Explanations
• Offline Learning Support

Frequently Asked Questions (FAQs)

Is the JAMB Biology Syllabus for 2027/2028 Available?

Yes. JAMB has officially released the Biology syllabus for UTME candidates.

Is Ecology Important in JAMB Biology?

Yes. Ecology consistently contributes a significant number of questions in the UTME and should not be overlooked.

Which Topics Are Frequently Tested?

Some of the most commonly tested areas include:

• Cell Biology
• Classification
• Nutrition
• Transport
• Respiration
• Genetics
• Ecology
• Evolution
• Reproduction

Does JAMB Repeat Biology Questions?

JAMB often repeats biological concepts, diagrams, and question patterns. Regular practice with past questions is highly recommended.

Can I Score Above 90 in JAMB Biology?

Yes. Candidates who study the official syllabus thoroughly, understand key biological concepts, practise diagrams, revise consistently, and solve CBT past questions have an excellent chance of scoring above 90.

Related JAMB Resources

To strengthen your preparation, also study:

Final Thoughts

The JAMB Biology Syllabus for 2027/2028 serves as the official roadmap for candidates preparing for the UTME. It covers the diversity of living organisms, plant and animal biology, ecology, heredity, evolution, and many other core topics that form the basis of the examination.

Study every section carefully, understand the concepts rather than memorizing facts, practise diagrams and objective questions regularly, and use authentic CBT practice tests to improve speed and confidence.

With disciplined preparation, consistent revision, and the right study materials, you can achieve an outstanding score in JAMB Biology and increase your chances of securing admission into your preferred university course.

The O3Schools Team wishes you success in your forthcoming UTME.