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.
Fresh water plants such as the water lily solve the problem of buoyancy by possessing
aerenchymarous tissues
dissected leaves
thin cell walls of the epidermis
water-repelling epidermis
Correct answer is A
No explanation has been provided for this answer.
The condition that encourages denitrification is
low soil oxygen
high soil nitrogen
absence of soil bacteria
lightening and thunderstorm
Correct answer is A
No explanation has been provided for this answer.
An increase in biomass
A decrease in the efficiency
An increase in the total numbers of resulting individuals
A decrease in the resulting biomass
Correct answer is D
No explanation has been provided for this answer.
The small masses of nervous tissues in which many neurones have their nuclei are called
dorsal roots
ventral roots
ganglia
synapses
Correct answer is C
No explanation has been provided for this answer.
The outermost embryonic membrane in the mammal is the
amnion
chorion
allantois
yolk sac
Correct answer is B
No explanation has been provided for this answer.