POST UTME UNILORIN 2018 Biology | Objective

Practice these randomly selected questions to test your readiness.

Question 1
A patient is diagnosed with a disease caused by a virus. Which of the following is a likely treatment?
A. Antibiotics
B. Vaccination
C. Antiviral medication
D. Surgery
Question 2
In the context of evolutionary bio\logy, what is the primary mechanism by which species adapt to their environment?
A. Natural Selection
B. Genetic Drift
C. Gene Flow
D. Mutation
Question 3
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. 5000
D. 10000
Question 4
A diagram of a human circulatory system is shown below. What is the function of the structure labeled 'Y'?
A. To pump blood from the heart to the lungs
B. To transport oxygenated blood from the lungs to the body
C. To return deoxygenated blood from the body to the heart
D. To regulate blood pressure
Question 5
A 0.5 M solution of NaOH is mixed with a 0.5 M solution of HCl. What is the pH of the resulting solution?
A. 0.5
B. 1.0
C. 2.0
D. 3.0
Question 6
The type of tissue that is found in the walls of blood vessels and is responsible for regulating blood pressure is called
A. Epithelial Tissue
B. Connective Tissue
C. Muscular Tissue
D. Nervous Tissue
Question 7
A diagram of a plant cell is shown below. What is the function of the structure labeled 'X'?
A. To synthesize proteins
B. To store genetic information
C. To generate energy for the cell
D. To regulate the cell's osmotic balance
Question 8
In the process of respiration, what is the primary function of the mitochondria?
A. To generate ATP through cellular respiration
B. To synthesize proteins from amino acids
C. To break down glu\cose for energy
D. To store energy in the form of glycogen
Question 9
A plant cell is placed in a solution containing 0.1 M glu\cose. If the cell membrane is permeable to glu\cose, what will happen to the concentration of glu\cose inside the cell?
A. The concentration of glu\cose will increase
B. The concentration of glu\cose will decrease
C. The concentration of glu\cose will remain the same
D. The cell will burst
Question 10
A plant with the genotype AaBb produces 25% red flowers and 75% white flowers. What is the genotype of the plant?
A. AABB
B. AAbb
C. AaBB
D. Aabb
Question 11
The system of the body that is responsible for the movement of food from the mouth to the anus is called
A. Circulatory System
B. Nervous System
C. Digestive System
D. Respiratory System
Question 12
A person is experiencing a severe allergic reaction. Which of the following is a likely treatment?
A. Antihistamines
B. Epinephrine injection
C. Steroids
D. Antibiotics
Question 13
A plant grows in a nutrient-poor soil. Which of the following is a likely adaptation of this plant?
A. Deep roots
B. Large leaves
C. Small seeds
D. Thick stems
Question 14
In the context of excretion and osmoregulation, what is the primary function of the kidneys in maintaining homeostasis?
A. Regulation of blood pH
B. Removal of waste products
C. Maintenance of water balance
D. Regulation of blood pressure
Question 15
The sense organ responsible for detecting vibrations in the air, which allows us to perceive sound, is the
A. Ear
B. Eye
C. Nose
D. Mouth

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