POST UTME OSUSTECH 2022 Biology | Objective

Are you preparing for POST UTME OSUSTECH exams? Reviewing past questions is one of the most effective ways to guarantee a high score. This practice hub features authentic 2022 Biology (Objective) questions designed to simulate the real exam environment.

Practice these randomly selected questions to test your readiness.

Question 1
In a population of 1000 bacteria, 80% are resis\tant to antibiotic A. If 200 bacteria are randomly selected and 20 are found to be resis\tant, what is the probability that a randomly selected bacterium from the population is resis\tant to antibiotic A?
Correct A. 0.8
B. 0.6
C. 0.4
D. 0.2

Correct Answer: A

Want to see the full step-by-step solution? Unlock AI Explanation & Analytics
Question 2
A 2.5 L flask contains 0.5 M NaOH. If 20 mL of 1.5 M HCl is slowly added to the flask, what is the concentration of the resulting solution?
A. 0.6 M
B. 0.8 M
Correct C. 1.0 M
D. 1.2 M

Correct Answer: C

Want to see the full step-by-step solution? Unlock AI Explanation & Analytics
Question 3
A plant with the genotype AaBb produces 25% AaBb offspring. What is the genotype of the parent plant?
A. AABB
B. AAbb
Correct C. AaBB
D. Aabb

Correct Answer: C

Want to see the full step-by-step solution? Unlock AI Explanation & Analytics
Question 4
A 50 mL sample of 0.5 M HCl is slowly added to a 100 mL sample of 0.2 M NaOH. What is the concentration of the resulting solution?
A. 0.3 M
B. 0.4 M
Correct C. 0.5 M
D. 0.6 M

Correct Answer: C

Want to see the full step-by-step solution? Unlock AI Explanation & Analytics
Question 5
A 1.5 L flask contains 0.8 M H2SO4. If 10 mL of 2.0 M NaOH is slowly added to the flask, what is the concentration of the resulting solution?
A. 0.7 M
B. 0.8 M
C. 0.9 M
Correct D. 1.0 M

Correct Answer: D

Want to see the full step-by-step solution? Unlock AI Explanation & Analytics
Question 6
In a eukaryotic cell, the process of cell division that results in the production of four daughter cells is called
Correct A. Mitosis
B. Meiosis
C. Binary Fission
D. Endoreduplication

Correct Answer: A

Want to see the full step-by-step solution? Unlock AI Explanation & Analytics
Question 7
The process by which plants release water vapor into the air is called
Correct A. Transpiration
B. Respiration
C. Photosynthesis
D. Evaporation

Correct Answer: A

Want to see the full step-by-step solution? Unlock AI Explanation & Analytics
Question 8
The type of tissue that connects, supports, and binds other tissues together is called
Correct A. Connective Tissue
B. Epithelial Tissue
C. Muscle Tissue
D. Nervous Tissue

Correct Answer: A

Want to see the full step-by-step solution? Unlock AI Explanation & Analytics
Question 9
The process by which the body regulates the amount of water in the body is called
A. Osmosis
B. Diffusion
C. Active Transport
Correct D. Regulation of Body Fluids

Correct Answer: D

Want to see the full step-by-step solution? Unlock AI Explanation & Analytics
Question 10
The type of muscle that is responsible for voluntary movements is called
Correct A. Skeletal Muscle
B. Smooth Muscle
C. Cardiac Muscle
D. Striated Muscle

Correct Answer: A

Want to see the full step-by-step solution? Unlock AI Explanation & Analytics
Question 11
In the context of excretion and osmoregulation, what is the primary function of the kidneys in maintaining electrolyte balance?
Correct A. To regulate the concentration of ions in the blood
B. To remove excess water from the body
C. To excrete waste products such as urea
D. To maintain acid-base balance

Correct Answer: A

Want to see the full step-by-step solution? Unlock AI Explanation & Analytics
Question 12
A genetic disorder is caused by a mutation in a gene that codes for a protein involved in DNA replication. Which of the following types of mutations is most likely to result in this disorder?
A. Point mutation
Correct B. Frameshift mutation
C. Deletion mutation
D. Insertion mutation

Correct Answer: B

Want to see the full step-by-step solution? Unlock AI Explanation & Analytics
Question 13
A patient is diagnosed with a hormonal disorder caused by an overproduction of thyroid hormone. Which of the following symptoms is most likely to be associated with this disorder?
A. Weight loss
B. Fatigue
C. Tremors
Correct D. Hyperthermia

Correct Answer: D

Want to see the full step-by-step solution? Unlock AI Explanation & Analytics
Question 14
A microorganism is isolated from a patient with a bacterial infection. The microorganism is identified as Staphylococcus aureus. Which of the following characteristics is most likely to be associated with this microorganism?
Correct A. Gram-positive
B. Gram-negative
C. Spore-forming
D. Motile

Correct Answer: A

Want to see the full step-by-step solution? Unlock AI Explanation & Analytics
Question 15
A cell is in the process of dividing. Which of the following stages is most likely to be occurring?
A. Interphase
Correct B. Prophase
C. Metaphase
D. Telophase

Correct Answer: B

Want to see the full step-by-step solution? Unlock AI Explanation & Analytics

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:
Chat with Support