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.
Which of the following organisms have kidney as their excretory organ?
Fishes, amphibians, birds, man
Fishes, amphibians, annelids, insects
Fishes, reptiles, birds, tapeworms
Fishes, protozoans, amphibians, man
Correct answer is A
No explanation has been provided for this answer.
A group of rats placed in an air-tight box for some hours died because they
breathed in air containing nitrogen
produced carbon dioxide
ran short of energy
used up the available oxygen
Correct answer is D
No explanation has been provided for this answer.
Which of the following features is not characteristic of arteries? Arteries
possess valves at intervals throughout their length
have thick, muscular, and elastic walls
carry blood away from the heart
transport oxygenated blood with the exception of the pulmonary artery
Correct answer is A
No explanation has been provided for this answer.
The following statements about mitotic cell division are correct except that
it occurs only in young cells
it occurs in somatic cells
the chromosome number of the daughter cell is the same as that of the parent
the genetic composition of the mother cell is the same as that of the daughter cell
Correct answer is A
No explanation has been provided for this answer.
Two organelles directly involved in mitotic cell division are
nucleus and mitochondrion
ribosome and nucleus
centriole and Golgi apparatus
nucleus and centriole
Correct answer is D
No explanation has been provided for this answer.