POST UTME IMS U 2024 Biology | Objective

Practice these randomly selected questions to test your readiness.

Question 1
A 25-year-old woman presents with symptoms of fatigue, weakness, and shortness of breath. Her hemoglobin level is 7.5 g/dL. Which of the following is the most likely cause of her anemia?
A. Iron deficiency anemia
B. Vitamin B12 deficiency anemia
C. Folate deficiency anemia
D. Sickle cell anemia
Question 2
In the context of reproductive bio\logy, what is the primary function of the zona pellucida in the process of fertilization?
A. To provide nutrients to the embryo
B. To facilitate sperm-egg interaction
C. To regulate the timing of ovulation
D. To prevent polyspermy
Question 3
A patient is diagnosed with a bacterial infection. The bacteria are gram-positive and have a characteristic 'safety pin' appearance under the microscope. What is the most likely genus of the bacteria?
A. Staphylococcus
B. Streptococcus
C. Bacillus
D. Clostridium
Question 4
A diagram of the human eye is shown below. Which part of the eye is responsible for detecting light?
A. Cornea
B. Iris
C. Retina
D. Lens
Question 5
A 50-kg person is s\tanding on a scale in an elevator. The elevator is accelerating upward at 2 m/s^2. What is the reading on the scale?
A. 50 N
B. 60 N
C. 70 N
D. 80 N
Question 6
In the context of cell division, what is the primary function of the centrioles during the prophase stage of mitosis?
A. To form the spindle fibers
B. To replicate the DNA
C. To condense the chromatin
D. To form the nuclear envelope
Question 7
A 35-year-old man is diagnosed with chronic kidney disease. His serum creatinine level is 2.5 mg/dL. Which of the following is the most likely cause of his kidney disease?
A. Diabetes mellitus
B. Hypertension
C. Glomerulonephritis
D. Polycystic kidney disease
Question 8
A plant is placed in a greenhouse with a temperature of 25°C and a relative humidity of 60%. The plant requires a temperature of 20°C and a relative humidity of 80% to grow optimally. What is the rate of transpiration of the plant?
A. 0.1 g/h
B. 0.5 g/h
C. 1.0 g/h
D. 2.0 g/h
Question 9
A study on the genetic variation of a population found that the frequency of the recessive allele 'a' is 0.2. If the population is in Hardy-Weinberg equilibrium, what is the frequency of the dominant allele 'A'?
A. 0.6
B. 0.8
C. 0.4
D. 0.9
Question 10
A diagram of a human circulatory system is shown below. What is the function of the structure labeled 'B'?
A. To pump blood throughout the body.
B. To filter waste products from the blood.
C. To regulate body temperature.
D. To produce hormones that regulate body functions.
Question 11
A population of bacteria is growing exponentially. The initial population is 100 bacteria, and the population doubles every 2 hours. What is the population after 6 hours?
A. 1600
B. 2000
C. 4000
D. 8000
Question 12
A diagram of a plant cell is shown below. What is the function of the structure labeled 'A'?
A. To regulate the movement of materials in and out of the cell.
B. To synthesize proteins.
C. To store genetic information.
D. To produce energy for the cell.
Question 13
In the context of evolutionary theory, what is the primary mechanism by which genetic drift influences the frequency of a particular allele in a population?
A. Natural selection
B. Genetic drift
C. Gene flow
D. Mutation
Question 14
A diagram of the human eye is shown below. Which part of the eye is responsible for adjusting the size of the pupil?
A. Cornea
B. Iris
C. Lens
D. Retina
Question 15
A 2.5-liter flask contains 1.5 liters of a solution with a pH of 3.5. What is the concentration of hydrogen ions in the solution?
A. 0.01 M
B. 0.1 M
C. 1 M
D. 10 M

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