POST UTME VERITAS UNIVERSITY 2019 Biology | Objective

Practice these randomly selected questions to test your readiness.

Question 1
The process by which plants convert light energy into chemical energy is known as
A. Photosynthesis
B. Respiration
C. Transpiration
D. Osmosis
Question 2
A diagram of the human digestive system is shown below. Which part of the digestive system is responsible for absorbing nutrients?
A. Mouth
B. Esophagus
C. Stomach
D. Small intestine
Question 3
In a typical terrestrial e\cosystem, what is the primary function of the symbiotic relationship between mycorrhizal fungi and plant roots?
A. To obtain nutrients from the soil
B. To provide structural support to the plant
C. To facilitate gas exchange between the plant and atmosphere
D. To regulate water balance in the plant
Question 4
The human body's circulatory system is responsible for
A. transporting oxygen and nutrients to cells
B. removing waste products from the body
C. regulating body temperature
D. controlling blood pressure
Question 5
A 50-year-old woman has a 10-year history of hypertension. Her blood pressure is 180/100 mmHg. What is the most likely cause of her hypertension?
A. Renal artery stenosis
B. Aortic coarctation
C. Pheochromocytoma
D. Primary aldosteronism
Question 6
A 30-year-old man has a 5-year history of asthma. His peak expiratory flow rate is 200 L/min. What is the most likely cause of his asthma?
A. Allergies
B. Occupational exposure
C. Genetic predisposition
D. Infectious agent
Question 7
The human body's skeletal system is responsible for
A. supporting the body's structure
B. regulating body temperature
C. controlling blood pressure
D. digesting food
Question 8
The human body's immune system is responsible for
A. recognizing and responding to pathogens
B. regulating body temperature
C. controlling blood pressure
D. digesting food
Question 9
The process of photosynthesis in plants involves the conversion of
A. carbon dioxide and water into glu\cose and oxygen
B. glu\cose and oxygen into carbon dioxide and water
C. carbon dioxide and oxygen into glu\cose and water
D. water and glu\cose into carbon dioxide and oxygen
Question 10
A plant grows 2.5 cm in the first week, 1.8 cm in the second week, and 1.2 cm in the third week. What is the average rate of growth per week?
A. 1.5 cm/week
B. 1.8 cm/week
C. 2.0 cm/week
D. 2.5 cm/week
Question 11
In a population of 1000 bacteria, 80% are resis\tant to ampicillin. If 200 bacteria are randomly selected for antibiotic treatment, what is the probability that at least 150 will be resis\tant to ampicillin?
A. 0.95
B. 0.85
C. 0.75
D. 0.65
Question 12
The process of osmoregulation in plants involves
A. the regulation of water and ion balance
B. the synthesis of proteins and the breakdown of organelles
C. the fusion of gametes and the formation of a zygote
D. the differentiation of cells and the formation of tissues
Question 13
A plant with the genotype 'Tt' is crossed with a plant with the genotype 'tt'. What is the probability that the offspring will have the genotype 'TT'?
A. 0.25
B. 0.5
C. 0.75
D. 0.9
Question 14
A 2.5 L flask contains a mixture of O2 and N2 at 25°C and 1 atm. If 1.5 L of N2 is removed, what is the partial pressure of O2 in the flask?
A. 0.25 atm
B. 0.5 atm
C. 0.75 atm
D. 1 atm
Question 15
The process of respiration in plants involves
A. the conversion of glu\cose into carbon dioxide and water
B. the synthesis of proteins and the breakdown of organelles
C. the fusion of gametes and the formation of a zygote
D. the differentiation of cells and the formation of tissues

Master the Exam!

You've seen a preview, but there are thousands more questions plus AI tutor to break down complex solutions.

Unlock Full Access Available for Android & Windows
Help others prepare! Share this practice hub: