POST UTME IGBINEDION UNIVERSITY 2022 Biology | Objective

Practice these randomly selected questions to test your readiness.

Question 1
In the context of evolutionary theory, what is the primary mechanism driving the adaptation of populations to changing environments?
A. Natural Selection
B. Genetic Drift
C. Gene Flow
D. Mutation
Question 2
The type of symbiotic relationship in which both organisms benefit is called
A. Mutualism
B. Commensalism
C. Parasitism
D. Amensalism
Question 3
A diagram of a human digestive system is shown below. Identify the part labeled C.
A. Mouth
B. Esophagus
C. Small intestine
D. Large intestine
Question 4
The e\cosystem that is characterized by a large number of species, a complex food web, and a high level of biodiversity is called
A. Tundra
B. Desert
C. Rainforest
D. Grassland
Question 5
The process by which plants convert light energy into chemical energy is known as
A. Respiration
B. Photosynthesis
C. Transpiration
D. Osmosis
Question 6
What is the primary function of the excretory system in humans?
A. To regulate body temperature
B. To maintain acid-base balance
C. To remove waste products
D. To produce hormones
Question 7
A diagram of a plant's xylem is shown below. Identify the part labeled B.
A. Tracheids
B. Vessel elements
C. Xylem parenchyma
D. Phloem
Question 8
In the context of evolutionary theories, what is the primary mechanism by which natural selection acts on populations?
A. Genetic drift
B. Mutation
C. Gene flow
D. Differential reproduction
Question 9
The process by which plants convert light energy into chemical energy is called
A. Photosynthesis
B. Respiration
C. Transpiration
D. Translocation
Question 10
In the context of eco\logy, what is the term for the process by which plants convert light energy into chemical energy?
A. Respiration
B. Photosynthesis
C. Decomposition
D. Fermentation
Question 11
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. Endoreduplication
Question 12
A 25-year-old male patient presents with a history of recurrent infections. His white blood cell count is elevated, and his neutrophil count is particularly high. What is the most likely underlying cause of this patient's condition?
A. Chronic myeloid leukemia
B. Acute lymphoblastic leukemia
C. Cystic fibrosis
D. Gastrointestinal infection
Question 13
A diagram of the human digestive system is shown below. Which part is responsible for the breakdown of proteins?
A. Mouth
B. Stomach
C. Small Intestine
D. Pancreas
Question 14
What is the primary mechanism by which microorganisms cause disease in humans?
A. Invasion of host cells
B. Toxin production
C. Immune system suppression
D. Antibiotic resis\tance
Question 15
In the context of classification of living things, what is the term for the process by which organisms are grouped based on their shared characteristics?
A. Phy\logeny
B. Taxonomy
C. Phy\logenetics
D. Systematics

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