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 are adaptations of animals to aquatic habitats?
Gills, streamlined bodies, and lateral lines
Lateral line, streamlined bodies, and lungs
Gills, scaly skin, and lungs
Gills, streamlined bodies, and spiracles
Correct answer is A
No explanation has been provided for this answer.
Which of the following growth activities in plants is brought about by gibberellins?
Rapid cell division
Tropic response
Cell elongation
Main cell elongation
Correct answer is C
No explanation has been provided for this answer.
II and III
I and III
I and IV
I and II
Correct answer is B
No explanation has been provided for this answer.
Atmospheric nitrogen is converted to soil nitrogen for plant use by
nitrification and combustion
putrefaction and lightning
lightning and nitrification
combustion and putrefaction
Correct answer is C
No explanation has been provided for this answer.
An ecological succession often leads to
an increase in species diversity
decrease in species diversity
an unstable community
the dispersal of species
Correct answer is A
No explanation has been provided for this answer.