POST UTME IGBINEDION UNIVERSITY 2024 Biology | Objective

Practice these randomly selected questions to test your readiness.

Question 1
A diagram of the human respiratory system is shown below. What is the function of the alveoli?
A. To exchange oxygen and carbon dioxide with the blood
B. To filter the blood
C. To regulate the body's temperature
D. To produce mucus
Question 2
The xylem is a type of vascular tissue in plants that 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 is responsible for transporting sugars
D. It is responsible for transporting amino acids
Question 3
A species of fish has a digestive system with a pH of 7. If the pH is decreased by 1 unit, what is the new pH?
A. 6
B. 7
C. 8
D. 9
Question 4
A population of rabbits is introduced to a new island. Over time, the population grows exponentially. Which of the following best describes the relationship between the population size and time?
A. The population size increases linearly with time
B. The population size increases exponentially with time
C. The population size remains cons\tant over time
D. The population size decreases exponentially with time
Question 5
A diagram of the human circulatory system is shown below. Which of the following blood vessels is responsible for carrying oxygenated blood from the lungs to the heart?
A. Blood Vessel A
B. Blood Vessel B
C. Blood Vessel C
D. Blood Vessel D
Question 6
In a population of Drosophila melanogaster, the frequency of the recessive allele 'a' is 0.2. If the population is in Hardy-Weinberg equilibrium, what is the frequency of the homozygous dominant genotype 'AA'?
A. 0.64
B. 0.36
C. 0.16
D. 0.04
Question 7
A population of bacteria is growing exponentially. If the initial population size is 100 and the growth rate is 20% per hour, what is the population size after 3 hours?
A. 1600
B. 1800
C. 2000
D. 2200
Question 8
A diagram of a plant's xylem and phloem is shown below. What is the function of the xylem?
A. To transport water and minerals from the roots to the leaves
B. To transport sugars and other organic compounds from the leaves to the rest of the plant
C. To provide structural support to the plant
D. To regulate the plant's temperature
Question 9
A 35-year-old man undergoes a surgical procedure to remove a tumor from his pancreas. Which of the following types of tissue is most likely to be involved in the surgical procedure?
A. Epithelial tissue
B. Connective tissue
C. Muscle tissue
D. Nervous tissue
Question 10
A 30-year-old man undergoes a surgical procedure to remove a tumor from his liver. Which of the following types of tissue is most likely to be involved in the surgical procedure?
A. Epithelial tissue
B. Connective tissue
C. Muscle tissue
D. Nervous tissue
Question 11
A microorganism is cau\sing a disease in a human host. Which of the following is a characteristic of the microorganism?
A. It is a type of virus
B. It is a type of bacteria
C. It is a type of fungus
D. It is a type of protozoan
Question 12
A patient is diagnosed with a disease caused by a virus that targets the pancreas. Which of the following viruses is most likely responsible for this disease?
A. Hepatitis B virus
B. Hepatitis C virus
C. Human immunodeficiency virus (HIV)
D. Rubella virus
Question 13
A 25-year-old woman presents with a 2-year history of recurrent vaginal yeast infections. Which of the following genetic disorders is most likely responsible for her condition?
A. Sickle cell anemia
B. Cystic fibrosis
C. Diabetes mellitus
D. Immunodeficiency
Question 14
In a population of Drosophila melanogaster, the frequency of the recessive allele 'r' is 0.2. If the population size is 1000, how many individuals can be expected to be homozygous recessive?
A. 200
B. 400
C. 600
D. 800
Question 15
In a eukaryotic cell, the process of cell division that results in the production of four daughter cells is known as
A. Mitosis
B. Meiosis
C. Binary Fission
D. Endoreduplication

Master the Exam!

You've seen a preview, but there are thousands more questions plus AI tutor to break down complex solutions.

Unlock Full Access Available for Android & Windows
Help others prepare! Share this practice hub: