POST UTME CALEB UNIVERSITY 2017 Biology | Objective

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Question 1
The nervous system is responsible for transmitting and proces\sing information throughout the body. Which of the following is a function of the cerebellum?
A. To regulate body temperature
B. To coordinate muscle movements
C. To process sensory information
D. To produce hormones
Question 2
The process of asexual reproduction in which a new individual is formed from a part of the parent's body, such as budding or fragmentation, is an example of which type of reproduction?
A. Binary Fission
B. Mitosis
C. Budding
D. Fragmentation
Question 3
In the context of the nervous system, what is the primary function of the axon hillock?
A. To transmit signals to the d\endrites
B. To generate action potentials
C. To synthesize neurotransmitters
D. To regulate ion channels
Question 4
In the context of reproductive bio\logy, what is the primary function of the corpus luteum in the female reproductive cycle?
A. To produce estrogen and progesterone
B. To regulate the release of hormones during ovulation
C. To prevent polyspermy
D. To provide structural support to the oocyte
Question 5
The process of digestion in the human body involves the breakdown of large molecules of food into smaller molecules that can be absorbed and utilized by the body. Which of the following enzymes is responsible for breaking down proteins into amino acids?
A. Amylase
B. Lipase
C. Tryp\sin
D. Lactase
Question 6
The type of symbiotic relationship in which one organism benefits and the other is harmed is known as
A. Mutualism
B. Commensalism
C. Parasitism
D. Amensalism
Question 7
A certain species of fish has a body length of 0.5 meters. If the fish is swimming at a speed of 20 km/h, what is the frequency of the tail beats per second?
A. 3
B. 5
C. 7
D. 9
Question 8
A population of rabbits is introduced to a new island with an abundance of food and no natural predators. According to the theory of natural selection, what is the expected outcome for this population over time?
A. The population will remain cons\tant
B. The population will decrease due to overgrazing
C. The population will increase exponentially
D. The population will adapt to the new environment
Question 9
The xylem tissue in plants is responsible for transporting which of the following subs\tances?
A. Water and Minerals
B. Sugars and Starches
C. Proteins and Hormones
D. Waste Products
Question 10
In the context of evolutionary bio\logy, what is the primary mechanism by which natural selection acts on a population?
A. Genetic drift
B. Gene flow
C. Mutation
D. Differential reproduction
Question 11
A plant cell is placed in a solution with a high concentration of sucrose. What will happen to the cell's turgor pressure?
A. It will decrease
B. It will increase
C. It will remain the same
D. It will become negative
Question 12
The classification of living things is based on several characteristics, including cell structure, body organization, and metabolic processes. Which of the following kingdoms is characterized by the presence of a true nucleus and complex body organization?
A. Monera
B. Protista
C. Fungi
D. Animalia
Question 13
The process by which a cell divides into two daughter cells, each with the same number and kind of chromosomes as the parent cell, is known as
A. Mitosis
B. Meiosis
C. Binary Fission
D. Endospore Formation
Question 14
A diagram of a plant cell is shown below. What is the function of the cell labeled 'A'?
A. Photosynthesis
B. Respiration
C. Cell division
D. Cell growth
Question 15
A plant cell is placed in a solution with a high concentration of sucrose. What will happen to the cell?
A. The cell will swell and eventually burst
B. The cell will shrink and lose water
C. The cell will remain unchanged
D. The cell will undergo photosynthesis

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