How well do you understand living things and their vital processes? Whether you are preparing for JAMB, WAEC, NECO and Post-UTME, these Biology past questions and answers cover such subjects as the chemistry of life, botany, evolution, genetics, ecology etc to help you know what to expect, improve your speed and confidence and be really prepared for the actual aptitude test.
Deamination is the process during which
excess amino acid is broken down into ammonia and keto acid
fats and oil are converted into an emulsion for absorption
excess glucose is converted and store as glycogen in the liver
glycogen is reconverted into glucose through the action of glucagon
excess amino acid is converted into proteins
Correct answer is A
No explanation has been provided for this answer.
The thoracic cavity is separated from the abdominal cavity by a sheet of muscle called
pleural membrane
intercostal muscles
diaphragm
pericardium
epiglottis
Correct answer is C
No explanation has been provided for this answer.
The structure labelled II is used for
tasting
feeling
biting
sucking
Correct answer is B
No explanation has been provided for this answer.
Which of the following blood components has the greatest affinity for oxygen and carbondioxide?
Blood plasma
Leucocytes
Thrombocytes
Erythrocytes
Lymphocytes
Correct answer is D
No explanation has been provided for this answer.
deoxygenated blood from the right ventricles to the lungs
oxygenated blood from the right ventricle to the lungs
oxygenated blood from the left ventricles to the ventricles to the right auricle
deoxygenated blood from the left ventricles to the right auricles
oxygenated blood from the lungs to the right auricles
Correct answer is A
No explanation has been provided for this answer.