POST UTME JOSEPH AYO BABALOLA UNIVERSITY 2020 Biology | Objective

Practice these randomly selected questions to test your readiness.

Question 1
The type of biome that is characterized by a tropical rainforest climate is known as
A. Tropical Rainforest
B. Desert
C. Grassland
D. Temperate Rainforest
Question 2
A cell undergoing mitosis has a nucleus with 4 chromosomes. What is the total number of chromosomes in the daughter cells after mitosis?
A. 8
B. 16
C. 32
D. 64
Question 3
A patient with a rare genetic disorder has a mutation in the gene encoding the protein dystrophin. Which of the following tissues is most likely to be affected by this mutation?
A. Muscle tissue
B. Nervous tissue
C. Epithelial tissue
D. Connective tissue
Question 4
A species of bird (Passer domesticus) has a unique mating behavior. Which of the following is the primary reason for this behavior?
A. Territorial defense
B. Mating competition
C. Parental care
D. Food caching
Question 5
A diagram of a cell membrane is shown below. Which of the following molecules is most likely to be embedded in the phospholipid bilayer?
A. Phospholipid
B. Protein
C. Carbohydrate
D. Lipid
Question 6
In a eukaryotic cell, the process of cell division that results in the production of four daughter cells is known as
A. Mitosis
B. Meiosis
C. Binary Fission
D. Endoreduplication
Question 7
In a photosynthetic pathway, what is the primary function of the enzyme RuBisCO?
A. Fixation of CO2
B. Reduction of NADP+
C. Regeneration of RuBP
D. Oxidation of NADPH
Question 8
A plant hormone that promotes cell elongation and cell division is?
A. Auxin
B. Gibberellin
C. Cytokinin
D. Ethylene
Question 9
The process of evolution is driven by the accumulation of
A. mutations
B. natural selection
C. genetic drift
D. all of the above
Question 10
The type of tissue that is composed of nerve cells is known as
A. Epithelial Tissue
B. Connective Tissue
C. Muscle Tissue
D. Nervous Tissue
Question 11
The process of photosynthesis occurs in the chloroplasts of plant cells. What is the primary reac\tant used in photosynthesis?
A. Water (H2O)
B. Carbon dioxide (CO2)
C. Glu\cose (C6H12O6)
D. Oxygen (O2)
Question 12
The human digestive system is responsible for breaking down food into nutrients that can be absorbed by the body. What is the primary function of the pancreas in the digestive system?
A. To produce digestive enzymes to break down proteins, carbohydrates, and fats
B. To produce hormones to regulate blood sugar levels
C. To produce bile to emulsify fats
D. To absorb nutrients from the small intestine
Question 13
In a photosynthetic pathway, which of the following is the primary electron acceptor in the light-dep\endent reactions?
A. P680
B. P700
C. FAD
D. NADP+
Question 14
The diagram below shows the structure of a human eye. Which part of the eye is responsible for focu\sing light onto the retina?
A. A
B. B
C. C
D. D
Question 15
A species of animal (Canis lupus) has a unique adaptation to hunt its prey. Which of the following is the primary mechanism by which this adaptation occurs?
A. Pack hunting
B. Stalking
C. Ambush
D. Chase

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