POST UTME FUTO 2021 Biology | Objective

Practice these randomly selected questions to test your readiness.

Question 1
A 2-year-old child is diagnosed with a genetic disorder that affects the production of a specific enzyme. The child's parents are both carriers of the mutated gene. What is the probability that their next child will be affected by the disorder?
A. 0.25
B. 0.5
C. 0.75
D. 0.9
Question 2
A patient is diagnosed with a disease caused by a bacterium. The bacterium is resis\tant to multiple antibiotics. What is the most likely mechanism by which the bacterium became resis\tant?
A. Horizontal gene transfer
B. Vertical gene transfer
C. Mutation in the bacterial genome
D. Selection pressure
Question 3
A diagram of a human nervous system is shown below. Identify the part of the brain responsible for regulating body temperature.
A. Cerebrum
B. Cerebellum
C. Hypothalamus
D. Medulla oblongata
Question 4
A researcher is studying the effect of pH on the growth of E. coli. The graph below shows the growth rate of E. coli at different pH levels. What is the pH level at which the growth rate is maximum?
A. 6.5
B. 7.0
C. 7.5
D. 8.0
Question 5
In the context of osmoregulation, what is the primary function of the hormone vasopres\sin?
A. To increase water reabsorption in the kidneys
B. To decrease water reabsorption in the kidneys
C. To regulate electrolyte balance
D. To stimulate thirst
Question 6
A species of plant has a unique adaptation that allows it to survive in a saline environment. Which of the following is a characteristic of this adaptation?
A. High salt tolerance
B. Specialized root system
C. Waxy leaf coating
D. Deep taproot
Question 7
A 50-g sample of a mixture containing 25% NaCl and 75% H2O is dissolved in 100 mL of water. What is the concentration of NaCl in the resulting solution?
A. 0.25 M
B. 0.5 M
C. 0.75 M
D. 1 M
Question 8
In the context of excretion and osmoregulation, what is the primary function of the kidneys?
A. To regulate electrolyte balance
B. To stimulate the release of ADH and aldosterone
C. To detect changes in blood osmolality and regulate thirst and hunger
D. To control blood pressure
Question 9
A forest e\cosystem is characterized by a diverse array of plant and animal species. Which of the following is a characteristic of this e\cosystem?
A. It has a simple food chain
B. It has a complex food web
C. It has a high level of biodiversity
D. It has a low level of productivity
Question 10
A species of bird has a unique mating ritual where the male bird builds a complex nest u\sing twigs and leaves. Which of the following is a benefit of this behavior?
A. Increased reproductive success
B. Improved parental care
C. Enhanced mate attraction
D. Increased territory defense
Question 11
In a tropical rainforest, the primary consumers are primarily herbivores that feed on the abundant plant life. Which of the following is a characteristic of these herbivores?
A. They have a large body size
B. They have a high metabolic rate
C. They have a specialized digestive system
D. They are primarily nocturnal
Question 12
A diagram of the human circulatory system is shown below. Which of the following structures is responsible for the exchange of oxygen and carbon dioxide?
A. A
B. B
C. C
D. D
Question 13
The process of growth and development in animals involves the coordinated action of hormones, growth factors, and other signaling molecules. Which of the following is a type of hormone that regulates growth and development?
A. Growth hormone
B. Thyroid hormone
C. Adrenaline
D. Insulin
Question 14
A population of rabbits is growing exponentially in a controlled environment. If the initial population size is 100 and the growth rate is 20% per month, what is the population size after 6 months?
A. 1000
B. 1200
C. 1500
D. 2000
Question 15
The xylem tissue 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 composed of living cells
C. It transports sugars and amino acids
D. It transports water and minerals

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