POST UTME CALEB UNIVERSITY 2020 Biology | Objective

Are you preparing for POST UTME CALEB UNIVERSITY exams? Reviewing past questions is one of the most effective ways to guarantee a high score. This practice hub features authentic 2020 Biology (Objective) questions designed to simulate the real exam environment.

Practice these randomly selected questions to test your readiness.

Question 1
In the context of respiration, what is the primary function of the mitochondria?
Correct A. To synthesize ATP from glu\cose
B. To break down glu\cose into pyruvate
C. To transport oxygen to the cells
D. To remove waste products from the body

Correct Answer: A

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Question 2
Which of the following sense organs is responsible for detecting changes in blood pressure?
A. Eustachian tube
B. Aortic arch
Correct C. Carotid \sinus
D. Vagus nerve

Correct Answer: C

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Question 3
In the classification of living things, what is the primary function of the kingdom?
Correct A. To group organisms based on their cell structure
B. To group organisms based on their body structure
C. To group organisms based on their metabolic processes
D. To group organisms based on their genetic makeup

Correct Answer: A

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Question 4
Which of the following excretory organs is responsible for removing waste products from the blood?
Correct A. Kidneys
B. Liver
C. Lungs
D. Skin

Correct Answer: A

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Question 5
In the context of reproduction, what is the primary function of the sperm cell?
Correct A. To fertilize the egg cell
B. To provide nutrients to the developing embryo
C. To transport oxygen to the developing embryo
D. To remove waste products from the developing embryo

Correct Answer: A

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Question 6
In a eukaryotic cell, the process of photosynthesis occurs in the mitochondria.
A. True
Correct B. False
C. Photosynthesis occurs in the chloroplasts
D. Photosynthesis is a process that occurs in prokaryotic cells

Correct Answer: B

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Question 7
The process of osmoregulation in animals is primarily controlled by the hypothalamus.
Correct A. True
B. False
C. The process of osmoregulation is primarily controlled by the kidneys
D. The process of osmoregulation is primarily controlled by the liver

Correct Answer: A

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Question 8
In asexual reproduction, the offspring are genetically identical to the parent.
Correct A. True
B. False
C. The offspring are genetically identical to the parent in sexual reproduction
D. The offspring are genetically identical to the parent in both asexual and sexual reproduction

Correct Answer: A

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Question 9
The sense organ responsible for detecting sound waves is the cochlea.
Correct A. True
B. False
C. The sense organ responsible for detecting sound waves is the ear
D. The sense organ responsible for detecting sound waves is the brain

Correct Answer: A

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Question 10
The process of cell division that results in the production of four daughter cells is mitosis.
Correct A. True
B. False
C. The process of cell division that results in the production of four daughter cells is meiosis
D. The process of cell division that results in the production of four daughter cells is both mitosis and meiosis

Correct Answer: A

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Question 11
In a diploid cell, what is the total number of chromosomes in the zygote?
Correct A. 46
B. 23
C. 92
D. 69

Correct Answer: A

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Question 12
A plant cell is placed in a solution with a high concentration of sucrose. What will happen to the cell?
A. The cell will shrink due to water loss.
Correct B. The cell will swell due to water uptake.
C. The cell will remain unchanged.
D. The cell will burst due to osmotic pressure.

Correct Answer: B

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Question 13
A diagram of a mitotic spindle is shown below. What is the function of the microtubules in this process?
Correct A. To separate the chromosomes during anaphase.
B. To align the chromosomes during prophase.
C. To form the nuclear envelope during telophase.
D. To condense the chromosomes during prophase.

Correct Answer: A

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Question 14
A diagram of a plant root is shown below. What is the function of the root hairs?
Correct A. To absorb water and minerals from the soil.
B. To anchor the plant in the soil.
C. To produce hormones that regulate plant growth.
D. To store food for the plant.

Correct Answer: A

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Question 15
A diagram of a human eye is shown below. What is the function of the lens?
Correct A. To focus light on the retina.
B. To detect light and transmit signals to the brain.
C. To produce tears that lubricate the eye.
D. To regulate the amount of light that enters the eye.

Correct Answer: A

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Question 16
In a xylem vessel, water and minerals are transported from the roots to the leaves through a process called
Correct A. Transpiration Pull
B. Root Pressure
C. Capillary Action
D. Osmosis

Correct Answer: A

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Question 17
The process by which plants make their own food from sunlight, water, and carbon dioxide is called
A. Respiration
Correct B. Photosynthesis
C. Transpiration
D. Osmosis

Correct Answer: B

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Question 18
The hormone responsible for promoting cell growth and division in plants is
Correct A. Auxin
B. Gibberellin
C. Cytokinin
D. Ethylene

Correct Answer: A

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Question 19
The process by which the body gets rid of waste products and excess subs\tances is called
A. Respiration
B. Photosynthesis
Correct C. Excretion
D. Osmosis

Correct Answer: C

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Question 20
The type of tissue that connects, supports, and binds other tissues together is called
A. Epithelial Tissue
Correct B. Connective Tissue
C. Muscle Tissue
D. Nervous Tissue

Correct Answer: B

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Question 21
In the context of osmoregulation, what is the primary function of the kidneys in maintaining electrolyte balance?
A. To regulate the amount of water in the body
Correct B. To maintain the balance of electrolytes in the body
C. To remove waste products from the body
D. To regulate body temperature

Correct Answer: B

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Question 22
A cell is placed in a hypertonic solution. What will happen to the cell?
Correct A. The cell will swell and eventually burst
B. The cell will shrink and lose water
C. The cell will remain unchanged
D. The cell will move to a different location

Correct Answer: A

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Question 23
What is the process by which plants convert light energy into chemical energy?
A. Respiration
Correct B. Photosynthesis
C. Transpiration
D. Osmosis

Correct Answer: B

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Question 24
A genetic disorder is caused by a mutation in a gene that codes for a protein. What type of mutation is this?
Correct A. Point mutation
B. Frameshift mutation
C. Deletion mutation
D. Insertion mutation

Correct Answer: A

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Question 25
A population of bacteria is growing exponentially. What is the rate of growth of the population?
A. Cons\tant
Correct B. Increa\sing
C. Decrea\sing
D. Zero

Correct Answer: B

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