POST UTME KSU 2019 Biology | Objective

Practice these randomly selected questions to test your readiness.

Question 1
A diagram of the human circulatory system is shown below. Identify the structure labeled 'A' in the diagram.
A. Arteries
B. Heart
C. Veins
D. Capillaries
Question 2
The process of photosynthesis in plants involves the conversion of light energy into chemical energy. Which of the following is a byproduct of this process?
A. Oxygen
B. Carbon dioxide
C. Water
D. Glu\cose
Question 3
A plant cell undergoes a process called
A. Mitosis
B. Meiosis
C. Photosynthesis
D. Cell division
Question 4
In the process of photosynthesis, what is the byproduct of the light-dep\endent reactions?
A. ATP and NADPH
B. Glu\cose and oxygen
C. Water and carbon dioxide
D. Nitrogen and phosphorus
Question 5
A diagram of a plant cell is shown below. Identify the part labeled 'A':
A. Cell Wall
B. Nucleus
C. Mitochondria
D. Chloroplast
Question 6
A diagram of the human eye is shown below. Which part of the eye is responsible for detecting light?
A. Cornea
B. Iris
C. Retina
D. Lens
Question 7
In the context of classification of living things, what is the primary function of the kingdom level in the taxonomy system?
A. To classify organisms based on their morpho\logy
B. To classify organisms based on their physio\logy
C. To classify organisms based on their evolutionary history
D. To classify organisms based on their eco\logical niches
Question 8
In a population of Drosophila melanogaster, the frequency of the recessive allele 'b' is 0.2. If the population is in Hardy-Weinberg equilibrium, what is the frequency of the homozygous dominant genotype 'BB'?
A. 0.36
B. 0.64
C. 0.72
D. 0.84
Question 9
In the context of excretion and osmoregulation, what is the primary function of the kidneys in maintaining homeostasis?
A. To regulate blood pH levels
B. To remove waste products from the blood
C. To maintain fluid balance and electrolyte levels
D. To regulate body temperature
Question 10
A patient is diagnosed with a bacterial infection caused by Escherichia coli. Which of the following antibiotics is most likely to be effective against this infection?
A. Amoxicillin
B. Ciprofloxacin
C. Gentamicin
D. Vancomycin
Question 11
The sense organ responsible for detecting changes in light intensity is the?
A. Eye
B. Ear
C. Nose
D. Skin
Question 12
A diagram of a plant cell is shown below. What is the function of the structure labeled 'A'?
A. Mitochondria
B. Chloroplast
C. Nucleus
D. Vacuole
Question 13
A diagram of a plant cell is shown below. Which part of the cell is responsible for photosynthesis?
A. Chloroplast
B. Mitochondria
C. Vacuole
D. Nucleus
Question 14
In the xylem transport system, what is the primary function of the xylem parenchyma cells?
A. To store water and minerals
B. To transport water and minerals
C. To regulate water and mineral uptake
D. To break down organic matter
Question 15
The hormone that regulates the growth and development of plants is
A. Auxin
B. Gibberellin
C. Cytokinin
D. Ethylene

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