POST UTME REDEEMERS UNIVERSITY 2019 Biology | Objective

Are you preparing for POST UTME REDEEMERS UNIVERSITY exams? Reviewing past questions is one of the most effective ways to guarantee a high score. This practice hub features authentic 2019 Biology (Objective) questions designed to simulate the real exam environment.

Practice these randomly selected questions to test your readiness.

Question 1
In a eukaryotic cell, the process of cell division that results in the production of four daughter cells is known as
Correct A. Mitosis
B. Meiosis
C. Binary Fission
D. Endoreduplication

Correct Answer: A

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Question 2
The process by which a cell becomes specialized to perform a specific function is known as
Correct A. Differentiation
B. Mitosis
C. Meiosis
D. Endoreduplication

Correct Answer: A

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Question 3
The type of symbiotic relationship in which one organism benefits and the other is harmed is known as
A. Mutualism
B. Commensalism
Correct C. Parasitism
D. Amensalism

Correct Answer: C

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Question 4
The process by which plants convert light energy into chemical energy is known as
Correct A. Photosynthesis
B. Respiration
C. Transpiration
D. Translocation

Correct Answer: A

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Question 5
The type of tissue that is composed of nerve cells is known as
A. Epithelial Tissue
B. Connective Tissue
C. Muscular Tissue
Correct D. Nervous Tissue

Correct Answer: D

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Question 6
In asexual reproduction, what is the primary mechanism by which genetic variation is introduced into the offspring?
A. Mutation
Correct B. Genetic recombination
C. Gene duplication
D. Gene deletion

Correct Answer: B

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Question 7
A plant cell is placed in a solution with a high concentration of sucrose. What will happen to the cell's turgor pressure?
Correct A. Increase
B. Decrease
C. Remain the same
D. Become negative

Correct Answer: A

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Question 8
A diagram of a plant's xylem and phloem tissues is shown below. Which of the following is the primary function of the xylem?
Correct A. Transport of water and minerals
B. Transport of sugars and amino acids
C. Support and storage
D. Protection and defense

Correct Answer: A

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Question 9
A diagram of a human blood cell is shown below. Which of the following is the primary function of the mitochondria?
Correct A. Production of ATP
B. Regulation of gene expression
C. Transport of subs\tances across the cell membrane
D. Protection against pathogens

Correct Answer: A

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Question 10
A diagram of a plant's root system is shown below. Which of the following is the primary function of the root hairs?
Correct A. Absorption of water and minerals
B. Transport of sugars and amino acids
C. Support and storage
D. Protection and defense

Correct Answer: A

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Question 11
In the context of evolutionary theory, what is the primary mechanism by which genetic drift occurs?
A. Mutation
B. Gene flow
Correct C. Genetic drift
D. Natural selection

Correct Answer: C

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Question 12
A diagram of a plant cell is shown below. Identify the part labeled X.
Correct A. Nucleus
B. Mitochondria
C. Chloroplast
D. Vacuole

Correct Answer: A

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Question 13
Asexual reproduction in plants can occur through the following methods EXCEPT:
A. Budding
B. Fragmentation
C. Runners
Correct D. Pollination

Correct Answer: D

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Question 14
The following diagram shows a cross-section of a human kidney. Identify the part labeled Y.
Correct A. Renal cortex
B. Renal medulla
C. Renal pelvis
D. Ureter

Correct Answer: A

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Question 15
The process of gas exchange in the lungs is primarily facilitated by the following mechanism:
Correct A. Diffusion
B. Osmosis
C. Active transport
D. Passive transport

Correct Answer: A

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Question 16
The process by which the nervous system coordinates the contraction of skeletal muscles to produce movement is known as
A. Reflex Action
B. Innervation
C. Muscle Tone
Correct D. Motor Control

Correct Answer: D

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Question 17
The hormone responsible for the growth and development of the reproductive organs during puberty is
A. Insulin
Correct B. Growth Hormone
C. Thyroid Hormone
D. Adrenaline

Correct Answer: B

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Question 18
The sense organ responsible for detecting changes in light intensity is
Correct A. Eye
B. Ear
C. Nose
D. Tongue

Correct Answer: A

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Question 19
The process by which the kidneys remove waste products from the blood is known as
A. Osmoregulation
Correct B. Excretion
C. Filtration
D. Secretion

Correct Answer: B

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Question 20
The type of tissue that provides support and structure to the body is
A. Epithelial Tissue
Correct B. Connective Tissue
C. Muscle Tissue
D. Nervous Tissue

Correct Answer: B

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Question 21
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 Δπαυλησ (Δπαυλησ) complex. What is the primary function of the Δπαυλησ complex in this process?
A. To condense the chromosomes
Correct B. To break down the nuclear envelope
C. To initiate DNA replication
D. To activate the spindle fibers

Correct Answer: B

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Question 22
A patient is diagnosed with a bacterial infection caused by γυτυ περτηπεωσ (γυτυ περτηπεωσ). Which of the following antibiotics is most likely to be effective against this infection?
A. Penicillin
Correct B. Erythromycin
C. Ciprofloxacin
D. Vancomycin

Correct Answer: B

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Question 23
In a plant, the xylem tissue is responsible for transporting water and minerals from the roots to the leaves. What is the primary function of the xylem tissue in this process?
A. To transport sugars from the leaves to the roots
Correct B. To transport water and minerals from the roots to the leaves
C. To transport gases from the leaves to the roots
D. To transport nutrients from the soil to the roots

Correct Answer: B

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Question 24
A patient is experiencing symptoms of a hormonal imbalance, including weight gain and mood swings. Which of the following hormones is most likely to be involved in this condition?
A. Insulin
B. Adrenaline
C. Thyroid hormone
Correct D. Estrogen

Correct Answer: D

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Question 25
In a eukaryotic cell, the process of photosynthesis occurs in the chloroplasts. What is the primary function of the chloroplasts in this process?
A. To produce ATP and NADPH
Correct B. To produce glu\cose and oxygen
C. To produce amino acids and lipids
D. To produce proteins and nucleic acids

Correct Answer: B

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