POST UTME FUTO 2018 Biology | Objective

Practice these randomly selected questions to test your readiness.

Question 1
A 30-year-old woman is diagnosed with breast cancer. Her mammogram shows a 2-cm mass in the upper outer quadrant of the left breast. What is the most likely histo\logical type of breast cancer in this patient?
A. Ductal carcinoma
B. Lobular carcinoma
C. Medullary carcinoma
D. Tubular carcinoma
Question 2
The process by which a cell divides into two daughter cells is called
A. Mitosis
B. Meiosis
C. Binary Fission
D. Endosymbiosis
Question 3
A bio\logist is studying the structure of a particular type of microorganism. Which of the following best describes the type of cell wall that would be found in this microorganism?
A. Peptidoglycan cell wall
B. Chitin cell wall
C. Polysaccharide cell wall
D. Protein cell wall
Question 4
A cell is in the process of mitosis. Which of the following stages is characterized by the separation of sister chromatids?
A. Prophase
B. Metaphase
C. Anaphase
D. Telophase
Question 5
A researcher is studying the effect of temperature on the growth of Saccharomyces cerevisiae. The researcher measures the growth of the yeast in a medium with a temperature of 30°C and finds that the growth rate is 0.8 cm/h. If the temperature of the medium is increased to 35°C, what is the new growth rate of the yeast?
A. 1.2 cm/h
B. 1.5 cm/h
C. 1.8 cm/h
D. 2.0 cm/h
Question 6
A 2.5 L flask contains a mixture of 0.5 M NaCl and 0.5 M NaOH. If 2.0 g of NaCl is added to the flask, what is the new concentration of NaCl?
A. 0.2 M
B. 0.3 M
C. 0.4 M
D. 0.5 M
Question 7
In a plant cell, what is the primary function of the vacuole?
A. Storage of water and nutrients
B. Regulation of cell turgor pressure
C. Breakdown of cellular waste
D. Production of cell wall components
Question 8
A researcher studying the eco\logy of a forest e\cosystem discovers that the population of a particular species of tree is declining due to a fungal disease. Which of the following best describes the type of eco\logical relationship between the tree and the fungus?
A. Mutualism
B. Commensalism
C. Parasitism
D. Predation
Question 9
In a population of 1000 Drosophila melanogaster, 700 are homozygous dominant (BB), 200 are homozygous recessive (bb), and 100 are heterozygous (Bb). If a random sample of 50 flies is taken, what is the probability that the sample will contain at least 20 flies with the BB genotype?
A. 0.25
B. 0.30
C. 0.35
D. 0.40
Question 10
A researcher is studying the effect of pH on the growth of Escherichia coli. The researcher measures the growth of the bacteria in a medium with a pH of 7.0 and finds that the growth rate is 0.5 cm/h. If the pH of the medium is increased to 8.0, what is the new growth rate of the bacteria?
A. 0.7 cm/h
B. 1.0 cm/h
C. 1.5 cm/h
D. 2.0 cm/h
Question 11
A patient is experiencing symptoms of hypoglycemia. Which of the following hormones is primarily responsible for the regulation of blood glu\cose levels?
A. Insulin
B. Glucagon
C. Adrenaline
D. Thyroxine
Question 12
In a population of Drosophila melanogaster, the frequency of the recessive allele 'r' is 0.2. If the population size is 1000, what is the expected number of homozygous recessive individuals?
A. 200
B. 400
C. 600
D. 800
Question 13
In a eukaryotic cell, what is the primary function of the mitochondria?
A. Protein synthesis
B. Lipid synthesis
C. Cell signaling
D. Production of ATP through cellular respiration
Question 14
Which of the following is an example of a negative feedback mechanism in the human body?
A. Increased blood glu\cose levels stimulating insulin release
B. Decreased blood pressure stimulating vasopres\sin release
C. Increased body temperature stimulating sweating
D. Decreased blood pH stimulating respiratory acidosis
Question 15
What is the primary function of the Golgi apparatus in a eukaryotic cell?
A. Protein synthesis
B. Lipid synthesis
C. Modification and packaging of proteins and lipids
D. Cell signaling

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