4 Years Science Courses List in Nigeria (2025/2026) With JAMB Cut-Off

Are you a science student in Nigeria?

Do you want to finish your degree in 4 years?

Then you are in the right place.

Many science courses in Nigeria take 5 or 6 years. But there are great options you can complete in just 4 years. These courses lead to a Bachelor of Science (B.Sc.) degree. They are well respected and open many career doors.

In this article, you will see a full list of 4 years science courses in Nigeria. For each course, you will find the JAMB cut-off mark, career options, and top universities to study it.

Let us get started.

What Are 4 Year Science Courses in Nigeria?

In Nigerian universities, most science courses last 4 years. At the end, you get a B.Sc. degree.

Some courses like Medicine and Pharmacy take 5 or 6 years. But pure sciences and most computer-based courses take 4 years.

These 4 year courses are great if you want to:

• Graduate faster
• Save money on school fees
• Start working or doing postgraduate studies earlier

Now let us look at the full list.

Biological Science Courses (4 Years)

These courses focus on living things. They cover plants, animals, tiny organisms, and the human body. They are perfect if you love Biology.

1. Biochemistry

Biochemistry is the study of chemical reactions in living things.

You learn how the body breaks down food, how drugs work, and how cells grow.

It is one of the most popular 4 year science courses in Nigeria.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 200 to 240
• O’Level Requirements: Credits in English, Mathematics, Biology, and Chemistry
• Career Options: Laboratory Scientist, Pharmaceutical Researcher, Quality Control Officer, Public Health Officer
• Top Universities: University of Ibadan, University of Lagos, Obafemi Awolowo University, Covenant University

2. Microbiology

Microbiology is the study of tiny living things. These include bacteria, viruses, and fungi.

Microbiologists work in hospitals, food companies, and research labs.

Companies like Nestle, Nigerian Breweries, and Unilever hire microbiology graduates every year.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 180 to 220
• O’Level Requirements: Credits in English, Mathematics, Biology, and Chemistry
• Career Options: Clinical Microbiologist, Food Safety Officer, Quality Assurance Officer, Environmental Scientist
• Top Universities: Obafemi Awolowo University, University of Ibadan, University of Lagos, Ahmadu Bello University

3. Botany

Botany is the study of plants. You learn how plants grow, reproduce, and survive.

Botanists work in agriculture, food production, environmental agencies, and research institutions.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 160 to 200
• O’Level Requirements: Credits in English, Mathematics, Biology, and Chemistry
• Career Options: Agricultural Scientist, Plant Pathologist, Environmental Consultant, Research Officer
• Top Universities: University of Ibadan, Obafemi Awolowo University, University of Nigeria Nsukka, Ahmadu Bello University

4. Zoology

Zoology is the study of animals. You learn about animal behavior, growth, and biology.

Zoology graduates work in wildlife agencies, research centers, zoos, and environmental consulting firms.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 160 to 200
• O’Level Requirements: Credits in English, Mathematics, Biology, and Chemistry
• Career Options: Wildlife Officer, Environmental Consultant, Research Scientist, Animal Health Officer
• Top Universities: University of Ibadan, University of Lagos, University of Nigeria Nsukka, Obafemi Awolowo University

5. Genetics and Biotechnology

This course combines genetics and modern biology. You learn how to work with DNA and genes.

It is a fast-growing field in Nigeria. The government is investing in biotechnology for agriculture and healthcare.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 180 to 220
• O’Level Requirements: Credits in English, Mathematics, Biology, and Chemistry
• Career Options: Geneticist, Biotechnologist, Agricultural Scientist, Pharmaceutical Researcher
• Top Universities: University of Lagos, Obafemi Awolowo University, University of Nigeria Nsukka, Covenant University

6. Marine Biology

Marine Biology is the study of ocean life. You learn about fish, coral reefs, sea plants, and water ecosystems.

In Nigeria, marine biologists work with oil companies, fisheries, and environmental agencies.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 160 to 200
• O’Level Requirements: Credits in English, Mathematics, Biology, and Chemistry
• Career Options: Marine Scientist, Fisheries Officer, Environmental Consultant, Oil Company Researcher
• Top Universities: University of Port Harcourt, University of Lagos, Cross River University of Technology

Chemical Science Courses (4 Years)

These courses focus on the study of matter and chemical reactions. They are great if Chemistry is your best subject.

7. Chemistry

Chemistry is the study of substances. You learn about their properties, reactions, and how they change.

Chemistry graduates are needed in almost every industry. From pharmaceuticals to oil and gas.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 180 to 220
• O’Level Requirements: Credits in English, Mathematics, Chemistry, Physics, and Biology
• Career Options: Chemical Analyst, Laboratory Scientist, Quality Control Officer, Pharmaceutical Chemist, Teacher
• Top Universities: University of Ibadan, Obafemi Awolowo University, Ahmadu Bello University, University of Lagos

8. Industrial Chemistry

Industrial Chemistry focuses on using chemistry in factories and industries.

You learn how to produce chemicals, plastics, paints, and other industrial products on a large scale.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 180 to 220
• O’Level Requirements: Credits in English, Mathematics, Chemistry, Physics, and Biology
• Career Options: Process Chemist, Production Manager, Quality Assurance Officer, Environmental Chemist
• Top Universities: Federal University of Technology Minna, Federal University of Technology Akure, Obafemi Awolowo University

Physical Science Courses (4 Years)

These courses cover the study of energy, matter, and the Earth. They are best for students who are strong in Physics and Mathematics.

9. Physics

Physics is the study of energy and matter. You learn about light, sound, gravity, and electricity.

Physics graduates work in telecommunications, engineering firms, research centers, and schools.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 180 to 220
• O’Level Requirements: Credits in English, Mathematics, Physics, and Chemistry
• Career Options: Physicist, Telecoms Engineer, Radiation Physicist, Teacher, Research Scientist
• Top Universities: University of Ibadan, Obafemi Awolowo University, Ahmadu Bello University, University of Lagos

10. Applied Physics

Applied Physics is practical Physics. You learn how to use Physics principles to solve real problems.

It is great for students who want to work in technology and engineering industries.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 180 to 220
• O’Level Requirements: Credits in English, Mathematics, Physics, and Chemistry
• Career Options: Applied Physicist, Electronics Engineer, Telecoms Technician, Solar Energy Specialist
• Top Universities: Federal University of Technology Akure, University of Lagos, Covenant University

11. Geology

Geology is the study of the Earth. You learn about rocks, minerals, and the structure of the ground.

In Nigeria, geology graduates are in high demand. Oil companies need them to find oil and gas underground.

• Duration: 4 to 5 years (B.Sc.)
• JAMB Cut-Off: 160 to 240
• O’Level Requirements: Credits in English, Mathematics, Physics, Chemistry, and Biology or Geography
• Career Options: Petroleum Geologist, Mining Geologist, Environmental Geologist, Hydrogeologist
• Average Salary: ₦200,000 to ₦1,000,000 per month (higher in oil and gas)
• Top Universities: University of Ibadan, Obafemi Awolowo University, Ahmadu Bello University, University of Nigeria Nsukka

12. Geophysics

Geophysics combines Physics and Geology. You study the physical properties of the Earth.

Geophysicists are key in the oil and gas industry. They use equipment to find oil and minerals underground.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 180 to 240
• O’Level Requirements: Credits in English, Mathematics, Physics, and Chemistry
• Career Options: Exploration Geophysicist, Seismic Analyst, Mining Consultant, Environmental Consultant
• Top Universities: Obafemi Awolowo University, University of Ibadan, Ahmadu Bello University, University of Port Harcourt

Mathematics and Statistics Courses (4 Years)

These courses are for students who are strong in Mathematics. They lead to careers in banking, data, research, and technology.

13. Mathematics

Mathematics is one of the most powerful courses you can study.

It builds your logic and problem-solving skills. These skills are needed in almost every industry.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 180 to 200
• O’Level Requirements: Credits in English, Mathematics, Physics, and one other science
• Career Options: Mathematician, Data Analyst, Financial Analyst, Actuary, Teacher, Software Developer
• Top Universities: University of Ibadan, Obafemi Awolowo University, University of Lagos, Ahmadu Bello University

14. Statistics

Statistics is the science of data. You learn how to collect, organize, and analyze numbers.

It is one of the best 4 year science courses in Nigeria right now. Every company needs people who can work with data.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 180 to 200
• O’Level Requirements: Credits in English, Mathematics, Physics, and one other science
• Career Options: Statistician, Data Analyst, Research Analyst, Biostatistician, Economist
• Top Universities: University of Ibadan, University of Lagos, Obafemi Awolowo University, Covenant University

15. Actuarial Science

Actuarial Science uses Mathematics and Statistics to assess financial risk.

Actuaries work in insurance companies, banks, and government agencies. It is one of the highest-paying courses from the mathematics field.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 180 to 220
• O’Level Requirements: Credits in English, Mathematics, Physics, and one other science
• Career Options: Actuary, Risk Analyst, Insurance Consultant, Pension Manager, Financial Advisor
• Top Universities: University of Lagos, Covenant University, University of Nigeria Nsukka, Federal University of Technology Akure

Computer and Technology Courses (4 Years)

These are the fastest-growing courses in Nigeria today. They lead to the highest-paying jobs in the tech industry.

16. Computer Science

Computer Science is one of the best courses in Nigeria right now.

You learn programming, software development, and artificial intelligence.

Tech companies, banks, and startups are always looking for computer science graduates.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 180 to 250
• O’Level Requirements: Credits in English, Mathematics, Physics, and one other science
• Average Salary: ₦150,000 to ₦2,500,000 per month (remote jobs can pay in dollars)
• Career Options: Software Developer, Web Developer, Mobile App Developer, Data Scientist, AI Engineer
• Top Universities: University of Lagos, Covenant University, Obafemi Awolowo University, University of Nigeria Nsukka

17. Information Technology

Information Technology (IT) is about using computers to solve business problems.

IT graduates help companies manage their computer systems and data.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 180 to 220
• O’Level Requirements: Credits in English, Mathematics, Physics, and one other science
• Career Options: IT Manager, Systems Analyst, Network Administrator, Database Administrator, IT Support Specialist
• Top Universities: Covenant University, Babcock University, University of Lagos, Nile University of Nigeria

18. Cybersecurity

Cybersecurity is about protecting computers and data from hackers.

Nigeria loses billions to cybercrime every year. So companies pay good money for cybersecurity experts.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 180 to 240
• O’Level Requirements: Credits in English, Mathematics, Physics, and one other science
• Average Salary: ₦215,000 to ₦1,500,000 per month
• Career Options: Cybersecurity Analyst, Ethical Hacker, Network Security Engineer, Information Security Manager
• Top Universities: Covenant University, Federal University of Technology Akure, University of Lagos, Ahmadu Bello University

19. Software Engineering

Software Engineering is about building software apps and systems.

It is more technical than Computer Science but very similar. Graduates are in very high demand in Nigeria’s tech sector.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 180 to 240
• O’Level Requirements: Credits in English, Mathematics, Physics, and one other science
• Career Options: Software Engineer, Mobile App Developer, Backend Developer, Frontend Developer, DevOps Engineer
• Top Universities: Covenant University, University of Lagos, Afe Babalola University, Nile University of Nigeria

Environmental Science Courses (4 Years)

These courses are about the natural world and how humans affect it. They are growing in demand as Nigeria focuses more on clean energy and sustainability.

20. Environmental Science

Environmental Science studies how humans affect the Earth. You learn about pollution, climate change, and natural resources.

Graduates work with oil companies, government agencies, and international organizations like UNICEF and WHO.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 160 to 200
• O’Level Requirements: Credits in English, Mathematics, Biology, Chemistry, and Physics or Geography
• Career Options: Environmental Consultant, HSE Officer, Climate Analyst, Conservation Officer, Pollution Control Officer
• Top Universities: University of Ibadan, University of Lagos, Obafemi Awolowo University, Federal University of Technology Akure

21. Ecology

Ecology is the study of how living things relate to each other and their environment.

Ecologists work in national parks, environmental agencies, and research institutions.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 160 to 200
• O’Level Requirements: Credits in English, Mathematics, Biology, and Chemistry
• Career Options: Ecologist, Wildlife Manager, Environmental Researcher, Conservation Scientist
• Top Universities: University of Ibadan, Obafemi Awolowo University, University of Nigeria Nsukka

22. Hydrology

Hydrology is the study of water. You learn how water moves through rivers, rain, and the ground.

In Nigeria, hydrologists work with water boards, dam construction companies, and environmental agencies.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 160 to 200
• O’Level Requirements: Credits in English, Mathematics, Physics, Chemistry, and Geography or Biology
• Career Options: Hydrologist, Water Resources Engineer, Environmental Consultant, Dam Safety Officer
• Top Universities: Federal University of Technology Minna, University of Nigeria Nsukka, Ahmadu Bello University

Agricultural Science Courses (4 Years)

Agriculture is very important in Nigeria. These courses are good for students who want to work in food production, farming, and rural development.

23. Agriculture

Agriculture covers crop farming, animal rearing, soil science, and farm management.

Nigeria’s government is investing heavily in agriculture. So the job market for agriculture graduates is growing fast.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 160 to 200
• O’Level Requirements: Credits in English, Mathematics, Biology, Chemistry, and Agricultural Science or Physics
• Career Options: Agronomist, Farm Manager, Agricultural Extension Officer, Food Production Manager
• Top Universities: University of Ibadan, Ahmadu Bello University, Federal University of Agriculture Abeokuta, University of Nigeria Nsukka

24. Animal Science

Animal Science focuses on livestock and animal production. You learn how to breed, feed, and manage farm animals.

Graduates work in government farms, food companies, and private agricultural businesses.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 160 to 200
• O’Level Requirements: Credits in English, Mathematics, Biology, Chemistry, and Agricultural Science
• Career Options: Animal Nutritionist, Livestock Manager, Poultry Farmer, Veterinary Assistant, Agricultural Officer
• Top Universities: University of Ibadan, Ahmadu Bello University, Federal University of Agriculture Abeokuta

25. Crop Science

Crop Science is the study of food crops. You learn how to grow better crops, control diseases, and improve food production.

It is one of the most practical agricultural courses in Nigeria.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 160 to 200
• O’Level Requirements: Credits in English, Mathematics, Biology, Chemistry, and Agricultural Science
• Career Options: Crop Scientist, Agronomist, Agricultural Researcher, Seed Company Officer
• Top Universities: University of Ibadan, Ahmadu Bello University, Federal University of Agriculture Abeokuta

26. Food Science and Technology

Food Science studies how food is produced, stored, and kept safe to eat.

Nigeria has a huge food industry. Companies like Nestle, Unilever, Cadbury, and Dangote Sugar hire food science graduates every year.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 180 to 220
• O’Level Requirements: Credits in English, Mathematics, Biology, Chemistry, and Physics
• Career Options: Food Scientist, Quality Control Officer, Food Safety Inspector, Product Development Officer
• Top Universities: University of Ibadan, Obafemi Awolowo University, Federal University of Technology Owerri, University of Nigeria Nsukka

Health Science Courses That Take 4 Years

Most health courses in Nigeria take 5 to 6 years. But a few take just 4 years.

27. Anatomy

Anatomy is the study of the structure of the human body. You learn about bones, muscles, organs, and tissues.

Anatomy graduates work in hospitals, research labs, and universities.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 200 to 250
• O’Level Requirements: Credits in English, Mathematics, Biology, Chemistry, and Physics
• Career Options: Anatomist, Medical Researcher, Forensic Scientist, University Lecturer, Radiographer
• Top Universities: University of Lagos, Obafemi Awolowo University, University of Nigeria Nsukka, Ahmadu Bello University

28. Physiology

Physiology is the study of how the body works. You learn how the heart, lungs, brain, and organs function.

Physiology graduates work in hospitals, sports medicine, and research institutions.

• Duration: 4 years (B.Sc.)
• JAMB Cut-Off: 200 to 240
• O’Level Requirements: Credits in English, Mathematics, Biology, Chemistry, and Physics
• Career Options: Physiologist, Sports Scientist, Medical Researcher, Lecturer, Clinical Scientist
• Top Universities: University of Lagos, Obafemi Awolowo University, University of Ibadan, University of Nigeria Nsukka

29. Nutrition and Dietetics

Nutrition and Dietetics is about food and health. You learn how diet affects the body and how to treat disease through food.

Dietitians are in high demand in hospitals, sports teams, schools, and food companies.

• Duration: 4 to 5 years (B.Sc.)
• JAMB Cut-Off: 180 to 220
• O’Level Requirements: Credits in English, Mathematics, Biology, Chemistry, and Physics
• Career Options: Dietitian, Nutritionist, Food Safety Officer, Public Health Nutritionist, Sports Nutritionist
• Top Universities: University of Ibadan, Obafemi Awolowo University, Ahmadu Bello University, University of Nigeria Nsukka

Full Quick List of 4 Year Science Courses in Nigeria

Here is a complete summary list of all 4 year science courses in Nigerian universities.

Biological Sciences

• Biochemistry
• Microbiology
• Biology
• Botany
• Zoology
• Genetics and Biotechnology
• Molecular Biology
• Marine Biology
• Environmental Biology
• Cell Biology and Genetics
• Plant Science and Biotechnology

Chemical Sciences

• Chemistry
• Industrial Chemistry
• Pharmaceutical Chemistry

Physical Sciences

• Physics
• Applied Physics
• Physics with Electronics
• Geology
• Geophysics

Mathematics and Statistics

• Mathematics
• Applied Mathematics
• Statistics
• Actuarial Science

Computer and Technology Sciences

• Computer Science
• Information Technology
• Cybersecurity
• Software Engineering
• Data Science
• Computer Engineering

Environmental Sciences

• Environmental Science
• Ecology
• Hydrology
• Environmental Management
• Climate Science

Agricultural Sciences

• Agriculture
• Animal Science
• Crop Science
• Soil Science
• Agricultural Economics
• Food Science and Technology
• Fisheries and Aquaculture
• Forestry and Wildlife Management
• Home Economics and Food Science

Health Sciences (4 Years)

• Anatomy
• Physiology
• Nutrition and Dietetics
• Human Kinetics and Health Education
• Public Health

How to Choose the Right 4 Year Science Course

With so many options, picking the right course can feel hard. Here are simple tips to help you choose.

1. Look at Your Best Subjects

What is your strongest subject in school?

If it is Biology, go for Biochemistry, Microbiology, or Botany.

If it is Mathematics or Physics, try Computer Science, Statistics, or Physics.

If it is Chemistry, go for Chemistry, Biochemistry, or Industrial Chemistry.

Always choose a course that matches your strength. It makes studying much easier.

2. Think About Jobs

Some courses have more jobs than others.

Computer Science, Data Science, and Cybersecurity have the most jobs in Nigeria right now.

Biochemistry and Microbiology are also in demand in hospitals and companies.

Geology is strong if you want to work in oil and gas.

3. Consider Your JAMB Score

Some courses need a higher JAMB score than others.

If your score is between 180 and 200, many courses are open to you.

If your score is lower, Agricultural Science, Botany, or Zoology may be your best options.

Always check the cut-off mark of the university you want before you apply.

4. Check the University

Not every university is good at every course.

University of Ibadan is known for Biochemistry and Botany.

Covenant University is strong in Computer Science and IT.

Obafemi Awolowo University is good for almost every science course.

Always pick a university that is known for your chosen course.

Frequently Asked Questions

Final Thoughts

There are many great 4 year science courses in Nigeria.

Whether you love computers, biology, chemistry, or mathematics, there is a course for you.

The key is to choose a course that matches your strength. Then pick a university that is strong in that course.

Also make sure your JAMB score meets the cut-off. And study hard to keep your grades up.

A 4 year science degree in Nigeria can open many doors for you. It can lead to a great career in Nigeria or even abroad.

Good luck with your UTME and your university application. Your future starts with the choice you make today.

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