POST UTME RHEMA UNIVERSITY 2024 Biology | Objective

Practice these randomly selected questions to test your readiness.

Question 1
The human eye is a complex organ that is responsible for detecting light and transmitting visual information to the brain. Which of the following is a function of the retina?
A. To detect light.
B. To transmit visual information to the brain.
C. To regulate pupil size.
D. To focus light on the retina.
Question 2
The process by which the body maintains homeostasis in response to changes in the environment is?
A. Regulation
B. Integration
C. Coordination
D. Control
Question 3
The nervous system's coordination is primarily achieved through the transmission of electrical and chemical signals between neurons. Which of the following best describes the process of synaptic transmission?
A. The release of neurotransmitters from the presynaptic neuron causes a depolarization of the postsynaptic neuron.
B. The binding of neurotransmitters to receptors on the postsynaptic neuron causes a hyperpolarization of the postsynaptic neuron.
C. The release of neurotransmitters from the presynaptic neuron causes a hyperpolarization of the postsynaptic neuron.
D. The binding of neurotransmitters to receptors on the postsynaptic neuron causes a depolarization of the postsynaptic neuron.
Question 4
The classification of living things is based on the following characteristics, EXCEPT:
A. Cell structure
B. Metabolism
C. Genetic makeup
D. Behavior
Question 5
The diagram below shows the structure of a nerve cell. Which of the following is the primary function of the d\endrite?
A. Transmission of nerve impulses
B. Reception of nerve impulses
C. Storage of nerve impulses
D. Synthesis of neurotransmitters
Question 6
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
A. S phase
B. G1 phase
C. G2 phase
D. Prophase
Question 7
In a population of Drosophila melanogaster, the frequency of the recessive allele 'r' is 0.2. If the population is in Hardy-Weinberg equilibrium, what is the frequency of the dominant allele 'R'?
A. 0.8
B. 0.6
C. 0.4
D. 0.2
Question 8
The process by which the body maintains homeostasis in response to changes in the environment is?
A. Regulation
B. Integration
C. Coordination
D. Control
Question 9
The organ system responsible for the production of hormones that regulate growth and development is the?
A. Endocrine system
B. Nervous system
C. Circulatory system
D. Respiratory system
Question 10
The process of osmoregulation in animals involves the regulation of the concentration of solutes in the body fluids. Which of the following is an example of osmoregulation?
A. The process of excretion of waste products.
B. The process of regulating body temperature.
C. The process of maintaining a cons\tant blood pH.
D. The process of regulating the concentration of solutes in the body fluids.
Question 11
The sense organ responsible for detecting changes in sound pressure is the?
A. Ear
B. Eye
C. Nose
D. Mouth
Question 12
The tissue type that consists of a group of similar cells that are not bound together by a basement membrane is the?
A. Epithelial tissue
B. Connective tissue
C. Muscle tissue
D. Nervous tissue
Question 13
The type of reproduction that involves the production of offspring without the fusion of gametes is?
A. Asexual reproduction
B. Sexual reproduction
C. Binary fission
D. Mitosis
Question 14
The human nervous system consists of the central nervous system (CNS) and the peripheral nervous system (PNS). Which of the following is a function of the PNS?
A. To regulate body temperature.
B. To transmit sensory information to the CNS.
C. To control voluntary movements.
D. To regulate heart rate.
Question 15
The theory of evolution by natural selection was first proposed by Charles Darwin in his book 'On the Origin of Species'. Which of the following is a key concept of this theory?
A. The idea that species are fixed and unchanging.
B. The idea that species evolve over time through the process of natural selection.
C. The idea that the environment is the primary driver of evolution.
D. The idea that evolution occurs through the process of genetic drift.

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