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.
In man, the ability to roll the tongue is a variation classified as
anatomical
physiological
structural
morphological
Correct answer is B
No explanation has been provided for this answer.
TT, TT
Tt, tt
TT, tt
Tt, Tt
Correct answer is B
The parents' genotypes are: Heterozygous Tall ( Tt ) and Homozygous for Dwarfism ( tt ).
Which of the following is likely to encourage inbreeding in plants?
Dioecious
Protandrous
Monoecious
Hermaphrodite
Correct answer is C
No explanation has been provided for this answer.
Which of the following statements is true of blood groups and blood transfusion?
Group O is the universal recipient
Group A can donate to group A only
Group AB is the universal recipient
Group B can donate to group B only
Correct answer is C
No explanation has been provided for this answer.
The probability of a baby being a boy or a girl depends on the contribution of the
father's sex cell
father's somatic chromosome
mother's sex cell
mother's X-chromosome
Correct answer is A
No explanation has been provided for this answer.