POST UTME UI 2024 Biology | Objective

Practice these randomly selected questions to test your readiness.

Question 1
A diagram of the human heart is shown below. Which of the following is a function of the atria?
A. They pump blood from the heart to the lungs.
B. They regulate the amount of blood in the heart.
C. They are involved in the synthesis of proteins.
D. They are essential for the survival of the host cell.
Question 2
In the context of evolutionary theory, what is the term for the process by which a new species emerges from an existing one?
A. Speciation
B. Adaptation
C. Mutation
D. Genetic drift
Question 3
A study on the genetic basis of a disease revealed that the disease is caused by a mutation in a gene that codes for a protein involved in the breakdown of a particular amino acid. Which of the following is a characteristic of the gene?
A. It is located on a chromosome.
B. It codes for a protein involved in the synthesis of a particular amino acid.
C. It is essential for the survival of the host cell.
D. It is involved in the regulation of gene expression.
Question 4
A 2.5 kg block is attached to a horizontal, massless spring with a force cons\tant of 100 N/m. The block is displaced by 0.2 m from its equilibrium position and released from rest. What is the maximum speed of the block?
A. 0.5 m/s
B. 1.0 m/s
C. 1.5 m/s
D. 2.0 m/s
Question 5
In the xylem, water and minerals are transported from the roots to the leaves through the process of
A. Transpiration Pull
B. Root Pressure
C. Transpiration Push
D. Capillary Action
Question 6
A diagram of the human kidney is shown below. Which of the following is a characteristic of the nephron?
A. It is responsible for filtering waste from the blood
B. It is responsible for regulating blood pressure
C. It is composed of a glomerulus and a proximal convoluted tubule
D. It is responsible for producing hormones
Question 7
A population of rabbits is growing exponentially. If the initial population is 100 and the growth rate is 20% per year, what will be the population after 5 years?
A. 1000
B. 2000
C. 4000
D. 8000
Question 8
The xylem in plants is responsible for transporting water and minerals from the roots to the leaves. Which of the following is a characteristic of xylem tissue?
A. It is composed of dead cells.
B. It is responsible for gas exchange.
C. It transports sugars and amino acids.
D. It is composed of living cells.
Question 9
A diagram of a human brain is shown below. Which of the following regions is responsible for proces\sing visual information?
A. Frontal Lobe
B. Parietal Lobe
C. Temporal Lobe
D. Occipital Lobe
Question 10
The human circulatory system is responsible for transporting oxygen and nutrients to cells and removing waste products. Which of the following is a type of blood vessel?
A. Artery.
B. Vein.
C. Capillary.
D. All of the above.
Question 11
A study on the genetic basis of antibiotic resis\tance in bacteria revealed that the resis\tance gene is located on a plasmid. Which of the following is a characteristic of plasmids?
A. They are self-replicating circular DNA molecules.
B. They are found only in prokaryotic cells.
C. They are involved in the synthesis of proteins.
D. They are essential for the survival of the host cell.
Question 12
A diagram of the human eye is shown below. Which of the following is a function of the cornea?
A. It focuses light onto the retina.
B. It regulates the amount of light entering the eye.
C. It produces tears to lubricate the eye.
D. It is involved in the synthesis of proteins.
Question 13
The process of excretion involves the removal of waste products from the body. Which of the following organs is primarily responsible for excretion?
A. Kidneys
B. Liver
C. Lungs
D. Skin
Question 14
The xylem in plants is responsible for transporting water and minerals from the roots to the leaves. Which of the following is a characteristic of xylem tissue?
A. It is composed of dead cells.
B. It is responsible for transporting sugars from the leaves to the roots.
C. It is found in the phloem.
D. It is involved in the synthesis of proteins.
Question 15
The process of respiration in the human body involves the breakdown of glu\cose to produce energy. Which of the following is a byproduct of cellular respiration?
A. Carbon dioxide and water.
B. Glu\cose and oxygen.
C. Nitrogen and phosphorus.
D. Sulfur and potassium.

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