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.
The part of the mammalian skin involved in temperature regulation is the
sweat gland
hair papilla
hair follicle
sebaceous gland
Correct answer is A
No explanation has been provided for this answer.
The intensity of competition among animals in a given area will increase with
an increase in the frequency of disease outbreaks
an increase in population size
a decrease in immigration rate
an increase in the emigration rate
Correct answer is B
No explanation has been provided for this answer.
Mendel's second law of inheritance states that
alleles combine randomly
alleles segregate independently
alleles separate predictably
chromosomes segregate independently
Correct answer is B
No explanation has been provided for this answer.
One advantage of variation in a species population is that individuals
with favoured traits become dominant
easily reach their reproductive age
are easily recognized by mates
are better adapted to changes
Correct answer is A
No explanation has been provided for this answer.
The two normal types of sex chromosomes are
XXY and XYY
XX and XYY
XY and XXY
XX and XY
Correct answer is D
No explanation has been provided for this answer.