POST UTME KSU 2018 Biology | Objective

Practice these randomly selected questions to test your readiness.

Question 1
The diagram below shows a cross-section of the human eye. Which part of the eye is responsible for detecting light?
A. Cornea
B. Iris
C. Retina
D. Lens
Question 2
A diagram of the human circulatory system is shown below. Identify the part labeled C.
A. The lungs
B. The liver
C. The heart
D. The kidneys
Question 3
A patient with a malfunctioning kidney experiences a buildup of urea in the blood. What is the primary mechanism by which the body attempts to eliminate this waste product?
A. Through the process of diffusion
B. Through the process of osmoregulation
C. Through the process of excretion
D. Through the process of filtration
Question 4
In the process of cellular respiration, what is the net result of the citric acid cycle?
A. Production of ATP and NADH
B. Production of ATP and FADH2
C. Production of NADH and FADH2
D. Production of ATP, NADH, and FADH2
Question 5
A diagram of the human skeletal system is shown below. Which of the following bones is responsible for the formation of the shoulder joint?
A. Scapula
B. Humerus
C. Clavicle
D. Sternum
Question 6
A diagram of the human digestive system is shown below. Identify the part labeled B.
A. The esophagus
B. The stomach
C. The small intestine
D. The large intestine
Question 7
A diagram of the human nervous system is shown below. Identify the part labeled F.
A. The spinal cord
B. The cerebrum
C. The cerebellum
D. The brain
Question 8
A diagram of the human eye is shown below. Identify the part labeled A.
A. The cornea
B. The iris
C. The retina
D. The lens
Question 9
A patient is diagnosed with a genetic disorder that affects the production of a specific protein. Which of the following would be the best way to diagnose the disorder?
A. Genetic testing to identify the mutation in the gene
B. Biochemical testing to measure the levels of the protein
C. Imaging studies to visualize the affected tissue
D. Clinical evaluation to assess the symptoms
Question 10
A diagram of the human circulatory system is shown below. Identify the part labeled G.
Question 11
A patient is diagnosed with a condition that affects the production of insulin. Which of the following would be the best way to manage the condition?
A. Administering insulin via injection
B. Following a strict diet and exercise regimen
C. Taking oral medications to stimulate insulin production
D. U\sing a continuous glu\cose monitor to track blood sugar levels
Question 12
In a study on the genetic basis of antibiotic resis\tance in bacteria, researchers found that the frequency of resis\tance genes in a population of E. coli increased over time. Which of the following best explains this observation?
A. Natural selection acting on the bacteria
B. Horizontal gene transfer between bacteria
C. Mutation of existing genes in the bacteria
D. Genetic drift in the population
Question 13
A cell is placed in a solution with a pH of 7.5. What is the concentration of hydrogen ions in the solution?
A. 1.0 x 10^\( -7.5 \) M
B. 1.0 x 10^\( -7.0 \) M
C. 1.0 x 10^\( -6.5 \) M
D. 1.0 x 10^\( -6.0 \) M
Question 14
In the process of mitosis, what is the term for the stage where the chromosomes are condensed and aligned at the metaphase plate?
A. Prophase
B. Metaphase
C. Anaphase
D. Telophase
Question 15
The diagram below shows a simple circuit with a battery, a resistor, and a switch. If the switch is closed, what will be the direction of the current flow?
A. From A to B
B. From B to A
C. From C to B
D. From B to C

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