JAMB 2026: Biology Questions Revealed — Likely Topics, Patterns, and Professional Guide serves as an essential resource for candidates preparing for the upcoming JAMB examinations. It outlines the probable topics that are expected to feature prominently in the biology section, enabling students to focus their study efforts effectively. Additionally, the guide analyzes recurring patterns in previous years’ questions, offering insights that can enhance test-taking strategies. With a professional approach, this guide aims to equip students with the necessary knowledge and tools to excel in the examination. By utilizing this resource, candidates can approach JAMB 2026 with confidence and assurance.
The JAMB Biology examination is one of the most attempted subjects in UTME. It tests candidates on cell biology, genetics, ecology, physiology, evolution, and classification of living organisms. Every year, JAMB repeats core concepts such as cell structure, nutrition, transport systems, reproduction, ecology, and genetics.
This professional guide presents likely JAMB 2026 Biology questions, high-probability topics, repeated exam patterns, and strategic preparation tips. This is not a leak, but a prediction based on syllabus trends and past questions.
SECTION A: HIGH-PROBABILITY TOPICS FOR JAMB 2026 BIOLOGY
Candidates should focus on:
- Characteristics of Living Things
- Cell Structure and Function
- Organization of Life
- Nutrition in Plants and Animals
- Transport Systems
- Respiration
- Excretion
- Support and Movement
- Reproduction
- Growth
- Coordination and Control
- Nervous System
- Hormonal Regulation
- Ecology
- Adaptation
- Evolution
- Genetics
- Variation
- Classification of Organisms
- Microorganisms
SECTION B: LIKELY JAMB 2026 BIOLOGY QUESTIONS
1. Characteristics of Living Things
Question 1
Which of the following is a characteristic of living organisms?
A. Respiration
B. Growth
C. Reproduction
D. All of the above
Answer: D
Question 2
Movement in plants is mainly due to
A. muscles
B. growth responses
C. respiration
D. digestion
Answer: B
2. Cell Structure
Question 3
The control center of the cell is
A. nucleus
B. cytoplasm
C. mitochondria
D. ribosome
Answer: A
Question 4
Cell membrane is
A. freely permeable
B. selectively permeable
C. impermeable
D. rigid
Answer: B
Question 5
Plant cells differ from animal cells because they possess
A. nucleus
B. cytoplasm
C. cell wall
D. membrane
Answer: C
3. Organization of Life
Question 6
The correct order of organization is
A. cell → tissue → organ → system
B. tissue → cell → organ
C. organ → cell → tissue
D. system → cell → tissue
Answer: A
4. Nutrition
Question 7
Photosynthesis occurs in
A. mitochondria
B. chloroplast
C. nucleus
D. vacuole
Answer: B
Question 8
Green plants manufacture food using
A. sunlight
B. chlorophyll
C. carbon dioxide
D. all of the above
Answer: D
5. Transport System
Question 9
Xylem transports
A. food
B. water
C. hormones
D. oxygen
Answer: B
Question 10
Phloem transports
A. minerals
B. water
C. food
D. oxygen
Answer: C
SECTION C: RESPIRATION
Question 11
Respiration releases
A. energy
B. oxygen
C. water only
D. minerals
Answer: A
Question 12
Aerobic respiration requires
A. carbon dioxide
B. oxygen
C. nitrogen
D. hydrogen
Answer: B
SECTION D: EXCRETION
Question 13
The kidney removes
A. carbon dioxide
B. urea
C. oxygen
D. glucose
Answer: B
SECTION E: REPRODUCTION
Question 14
Fusion of male and female gametes is
A. fertilization
B. pollination
C. germination
D. reproduction
Answer: A
Question 15
Asexual reproduction produces
A. variation
B. identical offspring
C. mutation
D. hybrid
Answer: B
SECTION F: ECOLOGY
Question 16
Producers are
A. animals
B. green plants
C. fungi
D. bacteria
Answer: B
Question 17
Food chain begins with
A. consumers
B. decomposers
C. producers
D. predators
Answer: C
SECTION G: GENETICS
Question 18
Genes are located on
A. ribosomes
B. chromosomes
C. cytoplasm
D. vacuole
Answer: B
Question 19
The physical expression of gene is
A. genotype
B. phenotype
C. chromosome
D. DNA
Answer: B
SECTION H: CLASSIFICATION
Question 20
Scientific naming system is called
A. classification
B. binomial nomenclature
C. taxonomy
D. evolution
Answer: B
SECTION I: MICROORGANISMS
Question 21
Bacteria reproduce by
A. budding
B. binary fission
C. fragmentation
D. spores
Answer: B
SECTION J: ADAPTATION
Question 22
Camouflage is an example of
A. adaptation
B. evolution
C. respiration
D. mutation
Answer: A
SECTION K: EVOLUTION
Question 23
Evolution explains
A. respiration
B. origin of species
C. digestion
D. movement
Answer: B
SECTION L: HUMAN BODY SYSTEMS
Question 24
Heart pumps
A. oxygen
B. blood
C. hormones
D. water
Answer: B
Question 25
Breathing occurs in
A. heart
B. lungs
C. liver
D. kidney
Answer: B
SECTION M: MOST REPEATED JAMB BIOLOGY QUESTIONS
JAMB repeats:
Cell structure
Nutrition
Transport system
Respiration
Reproduction
Ecology
Genetics
Classification
Human physiology
Evolution
SECTION N: LAST-MINUTE REVISION AREAS
Focus on:
Cell structure
Photosynthesis
Transport system
Respiration
Reproduction
Ecology
Genetics
Classification
Human body systems
Adaptation
SECTION O: HOW JAMB SETS BIOLOGY QUESTIONS
Typical format:
30% theory
25% human physiology
20% ecology
15% genetics
10% classification
SECTION P: SMART STRATEGY TO SCORE 75+
- Study cell structure
- Learn plant nutrition
- Understand transport system
- Revise respiration
- Study reproduction
- Learn ecology
- Understand genetics
- Study classification
- Practice past questions
- Attempt all questions
SECTION Q: FINAL PREDICTED QUESTION AREAS
Expect questions from:
Cell structure
Nutrition
Transport system
Respiration
Reproduction
Ecology
Genetics
Classification
Human physiology
Evolution
Adaptation
Microorganisms
CONCLUSION
JAMB 2026 Biology will likely focus on cell biology, human physiology, ecology, and genetics. Candidates who master cell structure, transport system, respiration, and reproduction will have a strong advantage.
With proper preparation, scoring 70–85 in JAMB Biology 2026 is very achievable.
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