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.
In which of the following organisms is parental care manifested?
Tilapia
Toad
Cockroach
Snail
Correct answer is C
Most insects show parental care to their offspring.
According to Charles Darwin’s Theory of Evolution, natural selection involves the survival of the
weakest
most populous
youngest
Fittest
Correct answer is D
No explanation has been provided for this answer.
In fishes, the brooders return to their parents mouth for
feeding
respiration
breeding
protection
Correct answer is D
No explanation has been provided for this answer.
Protection of the body cells of mammals against ultraviolent rays of the sun is brought about by
keratin
melanin
sebum
scales
Correct answer is B
No explanation has been provided for this answer.
A neuron that transmits impulses directly from sensory cells is called
an afferent neuron
an efferent neuron
a relay neuron
a peripheral neuron
Correct answer is A
No explanation has been provided for this answer.