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 name given to a sudden change in a gene or chromosome that can be passed on to the offspring is
inheritance
linkage
alleles
mutation
Correct answer is D
No explanation has been provided for this answer.
Which of the following is not a morphological variation in human beings?
Size
Blood groups
Colour
Fingerprints
Correct answer is B
No explanation has been provided for this answer.
3 : 1
2 : 1
1 : 3
1 : 2
Correct answer is C
No explanation has been provided for this answer.
Which of the following statements about blood groups in human is not correct?
Siblings may not belong to the same blood group
There are four possible blood groups
People with blood group O can receive blood from all other groups
People with blood group AB are universal recipients
Correct answer is C
No explanation has been provided for this answer.
Which of the following is a continuous variation, in human population?
Sex
Rh factor
Height
Down`s syndrome
Correct answer is C
No explanation has been provided for this answer.