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 is an effect of carbon monoxide on man?
irritating the skin
Reducing oxygen carrying capacity of blood
Causing gene mutation
Destroying white blood cells
Correct answer is B
No explanation has been provided for this answer.
During prolonged exercises, glucose in the muscle is convened to
pyruvic acid
lactic acid
co- enzyme
ethanol
Correct answer is B
No explanation has been provided for this answer.
The transfer of ripe pollen grains from the anther to the stigma of the same flower is termed
fertilization
self-pollination
reproduction
conjugation
Correct answer is B
No explanation has been provided for this answer.
Organisms that interbreed to produce fertile offspring belong to the same
class
family
species
order
Correct answer is C
No explanation has been provided for this answer.
A change in the environment of an organism is termed
sensitivity
impulse
response
stimulus
Correct answer is D
No explanation has been provided for this answer.