JAMB Biology practice questions
Five free Biology questions with answers and explanations. The UTME Biology paper has 40 questions. Practise the full paper in a timed CBT on your phone.
Try five Biology questions
Question 1. In which organelle does aerobic respiration mainly take place?
Show the answer
C: mitochondrion. Mitochondria release energy from food by aerobic respiration.
Question 2. Green plants make their food by
Show the answer
B: photosynthesis. In photosynthesis, plants use light, carbon dioxide and water to make sugar.
Question 3. Which substance in red blood cells carries oxygen?
Show the answer
A: haemoglobin. Haemoglobin binds oxygen in the lungs and releases it in the tissues.
Question 4. The basic unit of heredity is the
Show the answer
B: gene. Genes carry inherited characteristics from parents to offspring.
Question 5. In the food chain grass → grasshopper → lizard → hawk, the producer is the
Show the answer
A: grass. Producers make their own food. Grass does this by photosynthesis.
What the Biology paper covers
- Cells, tissues and the variety of organisms
- Nutrition, transport, respiration and excretion
- Ecology and the environment
- Genetics, variation and evolution
These are the main areas. JAMB publishes the full syllabus for each subject, so use it as your checklist.
Practise the rest in a timed CBT
Etest JAMB CBT has 5,553 past questions across 11 subjects, each with the answer and an explanation. Set the timer, take the exam, then see your score subject by subject and review every answer.
Practice is free to start. Read more on the JAMB CBT practice page or in how to choose a JAMB CBT app.
Biology questions people ask
How many questions are in the JAMB Biology paper?
40 questions.
Is Biology compulsory in JAMB?
Only if your course asks for it. Use of English is compulsory; the other three subjects depend on the course you apply for, so check its requirements in JAMB's brochure.
Are these real JAMB questions?
No. The five questions on this page were written for practice. The Etest JAMB CBT app has past questions with explanations.
Is this official JAMB material?
No. Etest JAMB CBT is an independent practice app and is not linked to JAMB.