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 true about blood transfusion?
person of blood group AB can donate blood only to another person of blood group AB
persons of blood groups A and B can donate or receive blood from each other
A person of blood group AB acn receive blood only from persons of blood group A or B
A person of blood group O can donate only to a person of blood group O
Correct answer is A
No explanation has been provided for this answer.
The diseases caused by water-borne pathogens include
gonorrhoea and poliomyelitis
typhoid and syphilis
tuberculosis and cholera
typhoid and cholera
Correct answer is D
No explanation has been provided for this answer.
An indigenous method of renewing and maintaining soil fertility is by
clearing farms by burning
planting one crop type
adding inorganic fertilizers yearly
crop rotation and shifting cultivation
Correct answer is D
No explanation has been provided for this answer.
The abiotic factors that control human population include
disease and famine
space and rainfall
flooding and earthquake
temperature and disease
Correct answer is C
No explanation has been provided for this answer.
The carrying capacity of a habitat is reached when the population growth begins to
increase slowly
increase exponentially
slow down
remain steady
Correct answer is D
No explanation has been provided for this answer.