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.
The stomata of a leaf performs the same function as
spiracles of insects
trachea of toads
pharynx of man
liver of man
scales of fish
Correct answer is A
No explanation has been provided for this answer.
Which of the following organism respires through the body surface
Man
Fish
Tridax
Amoeba
Hibiscus
Correct answer is D
No explanation has been provided for this answer.
A difference between the auricle and the ventricle of the mammalian heart is that the
ventricles carry deoxygenated blood
ventricles do not have outlets
auricles have no valves
walls of the ventricles are less muscular then that of the auricles
Walls of the ventricles are more muscular than that of the auricles
Correct answer is E
No explanation has been provided for this answer.
Which of the following statements about the circulation of blood is not correct?
Deoxygenated blood flows in the heart through the vena cavae
Blood is pumped out of the heart through the aorta
Oxygenated blood from the lung; is carried to the left auricle
The oxygenated blood enters the lungs through the pulmonary vein
Ventricles contract to pump blood into the aorta
Correct answer is D
The right ventricle opens out into the pulmonary artery, which branches into two, one leading to the right lung and the other to the left lung.
Which of the following is not a function of the blood?
Maintenance of body temperature
Formation of clot
Distribution of bile
Transportation of excretory materials.
Distribution of hormones
Correct answer is C
No explanation has been provided for this answer.