POST UTME AL-HIKMAH UNIVERSITY 2024 Biology | Objective

Are you preparing for POST UTME AL-HIKMAH UNIVERSITY exams? Reviewing past questions is one of the most effective ways to guarantee a high score. This practice hub features authentic 2024 Biology (Objective) questions designed to simulate the real exam environment.

Practice these randomly selected questions to test your readiness.

Question 1
In asexual reproduction, what is the primary mechanism by which genetic variation is introduced?
A. Mutation
Correct B. Genetic recombination
C. Gene duplication
D. Gene deletion

Correct Answer: B

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Question 2
What is the primary function of the mitochondria in a eukaryotic cell?
A. Protein synthesis
B. Cell signaling
Correct C. Energy production
D. Cell division

Correct Answer: C

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Question 3
In a photosynthetic plant, what is the role of the stomata?
Correct A. Gas exchange
B. Water absorption
C. Nutrient uptake
D. Hormone regulation

Correct Answer: A

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Question 4
What is the primary mechanism by which the immune system recognizes and responds to pathogens?
A. Complement system
B. Antibody-mediated response
Correct C. Cell-mediated response
D. Phagocytosis

Correct Answer: C

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Question 5
What is the primary function of the pancreas in a human body?
A. Digestion of proteins
Correct B. Production of hormones
C. Absorption of nutrients
D. Excretion of waste

Correct Answer: B

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Question 6
In a population of 1000 individuals, 70% are heterozygous for the ABO blood group, 20% are homozygous dominant, and 10% are homozygous recessive. What is the genotype and phenotype of an individual chosen at random from this population?
A. Genotype: AA, Phenotype: Type A
Correct B. Genotype: AO, Phenotype: Type A
C. Genotype: OO, Phenotype: Type O
D. Genotype: AA, Phenotype: Type O

Correct Answer: B

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Question 7
A 2.5 L flask contains 1.5 mol of an ideal gas at 27°C. If 1.0 mol of gas is added to the flask, what is the new pressure?
A. 2.5 atm
Correct B. 3.0 atm
C. 4.0 atm
D. 5.0 atm

Correct Answer: B

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Question 8
A diagram of a plant cell is shown below. Identify the part labeled A.
Correct A. Nucleus
B. Mitochondria
C. Chloroplast
D. Vacuole

Correct Answer: A

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Question 9
A 0.1 M solution of HCl is mixed with a 0.1 M solution of NaOH. What is the pH of the resulting solution?
A. 1
Correct B. 2
C. 3
D. 4

Correct Answer: B

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Question 10
A diagram of a simple harmonic motion is shown below. What is the amplitude of the motion?
Correct A. 1 m
B. 2 m
C. 3 m
D. 4 m

Correct Answer: A

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Question 11
In a typical human kidney, what is the primary function of the Loop of Henle?
Correct A. To reabsorb water and ions
B. To excrete waste products
C. To regulate blood pressure
D. To produce hormones

Correct Answer: A

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Question 12
A plant cell is placed in a solution with a high concentration of salt. What will happen to the cell?
A. The cell will swell and eventually burst
Correct B. The cell will shrink and lose water
C. The cell will remain unchanged
D. The cell will grow and divide

Correct Answer: B

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Question 13
A genetic disorder is caused by a mutation in a gene that codes for a protein involved in DNA replication. Which of the following is a likely consequence of this mutation?
Correct A. Increased risk of cancer
B. Decreased fertility
C. Increased risk of genetic disorders
D. Decreased risk of genetic disorders

Correct Answer: A

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Question 14
A diagram of the human respiratory system is shown below. What is the function of the alveoli?
Correct A. To exchange oxygen and carbon dioxide
B. To filter dust and debris
C. To produce mucus
D. To regulate body temperature

Correct Answer: A

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Question 15
A diagram of the human excretory system is shown below. What is the function of the kidneys?
Correct A. To filter waste products from the blood
B. To regulate body temperature
C. To produce hormones
D. To excrete waste products

Correct Answer: A

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