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.
Rodents gnaw on food with their
molar teeth
strong jaws
flat-ridged teeth
chisel-like front teeth
Correct answer is D
No explanation has been provided for this answer.
Plants survive hot dry conditions by
storing water in large parenchyma cells
producing numerous leaves
having numerous stomata
having evergreen leaves
Correct answer is A
No explanation has been provided for this answer.
Which of the following is an example of intraspecific competition?
a lizard and an anteater chasing an insect
a worker termite and a soldier in a limited
a hawk and an eagle targeting the same chicken
yam and potato shots growing out through the same window
Correct answer is D
No explanation has been provided for this answer.
Sex-linked genes are located on
Y - chromosomes
X - and Y - chromosomes
homologous chromosome
X - chromosome
Correct answer is D
Characters determined by a gene located on only the X-chromosome are said to be sex-linked.
Identical twins inherit from what egg and sperm?
different eggs and sperms
the same egg and sperm
two eggs and a sperm
one egg and two sperms
Correct answer is B
No explanation has been provided for this answer.