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JAMB Biology Questions and Answers 2024 [Revealed!]

This is for UTME Candidates looking for JAMB Biology Questions and Answers 2024. Especially for those aspiring for Medicine, Pharmacy and other Health Science courses. Here you will get genuine Biology JAMB questions and answers for 2024. Your duty now is to read through them as many times as possible and get ready to smash your Biology paper.

JAMB Biology questions and answers 2024

What are JAMB Biology Questions and Answers 2024

JAMB Biology Questions and Answers 2024 are the questions you should expect in your Biology paper in 2024 UTME, together with their answers.

It is very important that every candidate preparing to sit for Biology in the forthcoming 2024 JAMB examination should catch a glimpse of these questions.

In so doing, they will know what to expect in the JAMB CBT hall. Knowing exactly what to expect will boost their confidence and guarantee them a very high score.

JAMB Biology Questions and Answers 2024 Revealed!

On this page, we shall reveal JAMB Biology Questions and Answers 2024 for all candidates taking the Biology paper.

How lucky you are to stumble upon this important page!

The questions are genuine and the answers are accurate, and all are a product of our passion to see you excel in your JAMB and gain admission at last.

In the following sections, you will read the Biology questions you are to expect in your 2024 JAMB exam as well as their answers. You can use the comments section if you still need clarification over some of the questions. We will give you a more detailed explanation.

JAMB is a very serious examination. You will answer 40 questions in JAMB Biology 2024 within 26 minutes. So it’s important that you pay attention to the information revealed on this page.

JAMB Biology Questions and Answers 2024 [Numbers 1 – 10]

1. From the following list of types of mutation, identify the one that is hereditary
A. genetic mutation
B. somatic mutation
C. germinal mutation
D. gametic mutation

2. Which of these would not be a limiting factor in photosynthesis?
A. O2                 B. CO2
C. chlorophyll     D. light

3. In a cell digestive enzymes mostly occur in
A. ribosome             B. lysosome
C. mitochondria        D. plastids

4. Which of these is not a lipid?
A. wax                B. sterol
C. glycerol          D. lecithin

5. Phototropism is
A. a unilateral response to light
B. a bilateral response to light
C. both unilateral and bilateral response to light
D. a hormonal gradient created within the organ

6. The site of protein synthesis in a cell is
A. golgi apparatus
B. ribosomes
C. lysosomes
D. nucleus

7. On storage, the sweetness of corn is lost. This is because
A. polysaccharide is reconverted into soluble sugar
B. concentration of sugar increases due to storage
C. of conversion of sugar to polysaccharide
D. enzymes responsible for the conversion are lost

8. The eye worm is known as
A. Wuchereiria bancrofti
B. Brugia malayi
C. Loa loa
D. Dracunenlus medinensis

9.Which of these plants is not a pitcher plant?
A. nepenthes
B. crotalaria
C. sarracenia
D. dionaea

10. One of these arthropod is a carrier of viruses and other micro organism
A. termite          B. ant
C. bee               D. flea

Answers to Biology Question Number 1 – 10

1.C   2.A   3.B   4.C   5.A   6.B   7.C   8.C    9.B    10.D

JAMB Biology Questions and Answers 2024 [Numbers 11 – 20]

11. The highly developed cortex of the brain of man enables us to do the following except
A. think
B. reason out
C. memorize
D. maintain balance of the body

12. Lampbrush chromosome occurs in
A. salivary gland
B. lymph glands
C. cancer cells
D. oocytes

13. Insulin is secreted by the
A. gall bladder
B. pancreas
C. liver
D. spleen

14. The principal energy storing molecule is

15. Each month the uterus lining thickens up in readiness to receive the fertilized egg. If the egg is not fertilized, the lining and some blood is lost through the vagina. This is
A. ovulation
B. gestation
C. fertilization
D. menstruation

16. In the adult mammalian blood, the cell which lack nuclei are the
A. erythrocytes     B. lymphocytes
C. leucocytes        D. phagocytes

17. In which of the following groups of plant fruits is the pericarp inseparable from the seed coat?
A. caryopsis      B. nut
C. follicle           D. cypsela

18. The part of the brain that controls body posture in mammals is
A. thalamus       B. cerebrum
C. spinal cord    D. cerebellum

19. The ability of an organism to survive in an environment successfully is known as
A. residence
B. adaptation
C. secession
D. competition

20. One of the adaptations to life on a tree by a monkey is its possession of digits which are
A. long              B. opposable
C. extensible      D. big

Answers to Biology Question Number 11 – 20

11.D    12.D    13.B     14.C     15.D
16.A     17.A    18.D    19.B     20.B

JAMB Biology Questions and Answers 2024 [Numbers 21 – 30]

21. The bryophytes are important parts of certain food chains because they
A. grow in great masses
B. play a role in the natural aging of lakes and ponds
C. they choke up other life forms in the lakes
D. they resemble green algae

22. In many plants, the growing tips elongate fastest and are said to be
A. meristematic
B. apically dominant
C. phototropic
D. geotropic

23. Movement of water through a semi permeable membrane because the membrane moves or expands thus overcoming the resistance of hydrostatic pressure is referred to as
A. diffusion
B. osmosis
C. osmotic potential
D. turgor pressure

24. When the chromosomes condense and the nucleoli and nuclear membrane disappear, the cell is said to be undergoing
A. metaphase      B. prophase
C. anaphase        D. telophase

25. While the metabolizing enzymes are inducible other enzymes are said to be
A. synthetases
B. repressible
C. will bind the operator
D. will not bind the operator

26. In which of the following organisms does a single cell perform all the functions of movement, nutrition, growth, excretion, and photosynthesis
A. paramecium      B. euglena
C. amoeba            D. spirogyra

27. An important abiotic factor that affects plants and animals in their habitats is
A. turbidity
B. rainfall
C. wind direction
D. temperature

28. Discontinuous variations is observed in a man using the following
A. tongue rolling       B. body weight
C. height                  D. skin colour

29. From the following list of types of mutation, identify the one that is hereditary
A. genetic mutation
B. somatic mutation
C. germinal mutation
D. gametic mutation

30. A sex-linked defect that allows small cuts to bleed severely is known as
A. anaemia            B. anorexia
C. haemophilia      D. haemolysis

Answers to Biology Question Number 21 – 30

21.A   22.A   23.B   24.B   25.B
26.B   27.D   28.A   29.C  30.C

JAMB Biology Questions and Answers 2024 [Numbers 31 – 40]

31. Which of the following parts of a cell is living?
A. Cell wall
B. Calcium oxalate
C. Food vacuole
D. Mitochondria

32. Cells without an organized nucleus are called
A. Heterokaryote    B. Eukaryote
C. Prokaryote         D. Synkaryote

33. The sites for energy transfer within a cell are known as
A. Golgi apparatus
B. Parenchyma
C. Mitochondria
D. Nucleolus

34. Food and dissolved oxygen pass from the water directly into the amoeba by a process called
A. Transport      B. Diffusion
C. Fission          D. Transpiration

35. Which one of these functions is not performed by the nervous system?
A. Receive sensory input from internal and external environment
B. Digestion
C. Integration
D. Response to stimuli

36. In man, gas exchange occurs in the
A. Heart         B. White blood cells
C. Lungs         D. Kidney

37. Three chambered heart is found in
A. Insects        B. Amphibians
C. Man           D. No animal

38. A plant cell is different from an animal cell because
A. The nucleus is pushed to the centre
B. The nucleus is small
C. The cell wall is made of cellulose
D. The cytoplasm fills up the entire cell space

39. In a transverse section of a dicot stem,
A. The xylem is more deeply located than the phloem
B. The cambium lies between the vascular bundles and the cortex
C. The epidermis is completely encircled by the cortex
D. The vascular bundles are randomly distributed within the cortex

40. The spongy mesophyll is a tissue found in
A. Animal cells        B. Plant leaves
C. Plant roots         D. Plant stem

Answers to Biology Question Number 31 – 40

31.D   32.C   33.C   34.B   35.B
36.C   37.B   38.C   39.A   40.B

Read Also: 20 JAMB Most Repeated Topics in Biology Exams 2024


So here you have the 40 Biology Questions you can expect in your 2024 JAMB examination. Read them again and again. Ensure that you get very familiar with each of them such that you can readily recognize them any time.

Remember that you can ask for more detailed explanation to any of the above questions in case you don’t fully understand it. Don’t be shy, just scroll down and use the comments section. Drop your questions and expect comprehensive answers as soon as possible.

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Henry Divine is a passionate educator and seasoned blogger with a strong commitment to providing valuable insights and resources to the education community. With over 6 years of experience in the field, Henry's articles are well-researched, authoritative, and tailored to meet the needs of teachers, students, and parents alike. Through his blog, Henry aims to empower readers with practical tips, innovative strategies, and evidence-based practices to foster lifelong learning and academic success. Follow Henry for the latest updates and expert advice on all things education.

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