POST UTME FUTA 2021 Biology | Objective

Practice these randomly selected questions to test your readiness.

Question 1
What is the primary function of the olfactory epithelium in the nasal cavity?
A. To produce mucus that traps dust and other particles.
B. To detect odor molecules and transmit signals to the brain.
C. To regulate the pH of the nasal cavity.
D. To produce tears that lubricate the eyes.
Question 2
A 2.5 L flask contains 1.5 mol of an ideal gas at 27°C. If 1.0 mol of the gas is removed, what is the new pressure?
A. 1.2 atm
B. 1.5 atm
C. 1.8 atm
D. 2.0 atm
Question 3
In a population of 1000 individuals, 80% are heterozygous for the gene controlling the flower color, while 20% are homozygous recessive. If 50 individuals are randomly selected, what is the probability that at least 30 of them will be heterozygous?
A. 0.95
B. 0.85
C. 0.75
D. 0.65
Question 4
A cell is placed in a solution with a pH of 7. If the cell membrane is permeable to hydrogen ions, what will happen to the cell?
A. The cell will swell and eventually burst.
B. The cell will shrink and eventually die.
C. The cell will remain unchanged.
D. The cell will undergo mitosis.
Question 5
A population of rabbits is introduced to an island with an abundance of food and no natural predators. What will happen to the population size over time?
A. The population will remain cons\tant.
B. The population will decrease.
C. The population will increase.
D. The population will fluctuate.
Question 6
In a population of 1000 individuals, 20% are heterozygous for a particular gene. What is the frequency of the recessive allele?
A. 0.02
B. 0.04
C. 0.06
D. 0.08
Question 7
What is the primary mechanism by which oxygen is transported from the lungs to the body's tissues?
A. Diffusion through the bloodstream.
B. Active transport through the capillaries.
C. Passive transport through the alveoli.
D. Osmosis through the cell membrane.
Question 8
In the process of osmoregulation, what is the primary mechanism by which the kidney regulates the concentration of ions in the blood?
A. Active transport of ions across the renal tubular epithelium
B. Passive diffusion of ions through the renal tubular epithelium
C. Excretion of excess ions in the urine
D. Reabsorption of ions from the filtrate
Question 9
In the process of mitosis, which of the following stages is responsible for the separation of chromosomes?
A. Prophase
B. Metaphase
C. Anaphase
D. Telophase
Question 10
In a desert e\cosystem, what is the primary function of the root system of a cactus?
A. To absorb water and nutrients from the soil
B. To store water and nutrients for the plant
C. To protect the plant from extreme temperatures
D. To produce flowers and seeds
Question 11
Which of the following types of reproduction is responsible for the production of offspring with genetic variation?
A. Asexual reproduction
B. Sexual reproduction
C. Binary fission
D. Mitosis
Question 12
A plant is placed in a controlled environment with a cons\tant temperature of 25°C and a relative humidity of 60%. What is the expected rate of transpiration?
A. High
B. Medium
C. Low
D. Variable
Question 13
A patient with a history of kidney disease is undergoing dialysis. Which of the following is the primary function of the dialysis machine?
A. To remove excess fluids from the patient's body
B. To filter waste products from the patient's blood
C. To regulate the patient's blood pressure
D. To administer medications to the patient
Question 14
Which of the following types of cells is responsible for the process of photosynthesis?
A. Prokaryotic cells
B. Eukaryotic cells
C. Plant cells
D. Animal cells
Question 15
A 5.0 L flask contains 2.0 mol of an ideal gas at 25°C. If the gas is compressed to 1.0 L, what is the new pressure?
A. 6.0 atm
B. 8.0 atm
C. 10.0 atm
D. 12.0 atm

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