POST UTME COAL CITY UNIVERSITY 2022 Biology | Objective

Practice these randomly selected questions to test your readiness.

Question 1
In a eukaryotic cell, the process of cell division that results in the production of four daughter cells, each with the same number and kind of chromosomes as the parent cell, is called
A. Mitosis
B. Meiosis
C. Binary Fission
D. Endosymbiosis
Question 2
The tissue that connects, supports, and binds other tissues and organs together is called
A. Connective Tissue
B. Epithelial Tissue
C. Muscle Tissue
D. Nervous Tissue
Question 3
The concept of eco\logical niches is crucial in unders\tanding the interactions between organisms and their environment. Which of the following is a characteristic of a competitive exclusion principle?
A. Two or more species competing for the same resource
B. Two or more species occupying the same eco\logical niche
C. Two or more species having different eco\logical niches
D. Two or more species having the same eco\logical niche
Question 4
The system of the body that is responsible for the production of urine is called
A. Circulatory System
B. Respiratory System
C. Digestive System
D. Urinary System
Question 5
The concept of taxonomy is essential in unders\tanding the classification of living organisms. Which of the following is a characteristic of the kingdom Animalia?
A. Multicellular, eukaryotic organisms with a nervous system
B. Multicellular, eukaryotic organisms without a nervous system
C. Single-celled, prokaryotic organisms
D. Multicellular, prokaryotic organisms
Question 6
A diagram of a plant cell is shown below. Identify the part labeled 'A'.
A. Nucleus
B. Mitochondria
C. Chloroplast
D. Vacuole
Question 7
The xylem is a type of vascular tissue found in plants that is responsible for
A. Transporting water and minerals from the roots to the leaves
B. Producing sugars through photosynthesis
C. Storing food and water in the form of starch and cellulose
D. Regulating the rate of transpiration
Question 8
A 10-mL sample of a 0.5 M solution of NaCl is mixed with 20 mL of distilled water. What is the concentration of the resulting solution?
A. 0.25 M
B. 0.5 M
C. 0.75 M
D. 1.0 M
Question 9
A bacterium is placed in a nutrient-rich medium and allowed to grow. After 24 hours, the population has increased by a factor of 10. If the initial population was 1000 cells, what is the population after 48 hours?
A. 10000
B. 100000
C. 1000000
D. 10000000
Question 10
A genetic cross between two pea plants with the following traits: plant A has green pods and plant B has yellow pods. What is the probability that the offspring will have yellow pods?
A. 25%
B. 50%
C. 75%
D. 100%
Question 11
The process by which an organism's genetic information is passed from one generation to the next is called
A. Heritability
B. Inheri\tance
C. Genetic variation
D. Mutation
Question 12
In a population of 1000 individuals, 70% are homozygous dominant (BB), 20% are heterozygous (Bb), and 10% are homozygous recessive (bb). If a random sample of 50 individuals is taken, what is the probability that the sample will contain at least one homozygous recessive individual?
A. 0.5
B. 0.7
C. 0.9
D. 0.95
Question 13
A diagram of the xylem and phloem tissues in a plant stem is shown below. Which of the following is a function of the xylem tissue?
A. Transport of water and minerals from roots to leaves
B. Transport of sugars and other organic compounds from leaves to roots
C. Support and storage of the plant
D. Protection of the plant from pathogens and pests
Question 14
The process by which an organism produces offspring without the involvement of gametes is called
A. Asexual Reproduction
B. Sexual Reproduction
C. Binary Fission
D. Budding
Question 15
In a eukaryotic cell, the process of cell division that results in the production of four daughter cells, each with the same number and kind of chromosomes as the parent cell, is called
A. Mitosis
B. Meiosis
C. Binary Fission
D. Endosymbiosis

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