POST UTME ELIZADE UNIVERSITY 2019 Biology | Objective
Practice these randomly selected questions to test your readiness.
Question 1
The diagram below shows a cross-section of a plant root. Which of the following tissues is responsible for the absorption of water and minerals from the soil?
Question 2
In a population of 1000 individuals, 70% have the dominant allele for brown eye color (B) and 30% have the recessive allele for blue eye color (b). What is the frequency of the B allele?
Question 3
The human nervous system is a complex system that allows us to perceive, process, and respond to information. Which of the following structures is responsible for transmitting signals from sensory receptors to the central nervous system?
Question 4
In the cell cycle, what is the stage where the cell prepares for cell division?
Question 5
A researcher is studying the effect of temperature on the growth rate of E. coli bacteria. Which of the following would be the most appropriate method to measure the growth rate?
Question 6
The Hardy-Weinberg principle states that allele and genotype frequencies in a population will remain cons\tant from generation to generation in the absence of other evolutionary influences. Which of the following is a necessary condition for the Hardy-Weinberg principle to hold?
Question 7
In a eukaryotic cell, the process of mitosis is initiated by the breakdown of the nuclear envelope, which is triggered by the activation of the
Question 8
The Hardy-Weinberg principle states that allele and genotype frequencies in a population will remain cons\tant from generation to generation in the absence of other evolutionary influences. Which of the following is a necessary condition for the Hardy-Weinberg principle to hold?
Question 9
A researcher is studying the effect of temperature on the growth rate of E. coli bacteria. Which of the following would be the most appropriate method to measure the growth rate?
Question 10
The concept of ΔG in the context of evolutionary theory refers to the change in the mean fitness of a population over time. What is the primary reason for the increase in ΔG in a population undergoing natural selection?
Question 11
A diagram of a neuron is shown below. Identify the part labeled 'Z'.
Question 12
The diagram below shows a cross-section of a plant root. Which of the following structures is responsible for the absorption of water and minerals from the soil?
Question 13
A researcher is studying the effect of light on the growth of radish plants. Which of the following would be the most appropriate method to measure the growth of the plants?
Question 14
A researcher is studying the effect of pH on the growth of Escherichia coli. The researcher sets up three identical experiments with different pH levels: 5, 7, and 9. Which pH level is most likely to inhibit the growth of E. coli?
Question 15
The process of photosynthesis occurs in the chloroplasts of plant cells. Which of the following is a byproduct of photosynthesis?
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