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 endoplasmic reticulum is represented by the part labelled
I
II
III
IV
Correct answer is D
No explanation has been provided for this answer.
Agglutination occurs in blood transfusion when the
donor and the recipient belong to the same blood group
same antibodies from donor and recipient fuse together
donor and the recipient belong to different race
recipient is not a universal recipient
antigens and antibodies in the donor and the recipient react
Correct answer is E
No explanation has been provided for this answer.
The practice of warming soup regularly as a means to preserve food is essentially to
retain the taste
help break down cellulose
remove excess water
kill the bacteria in it
raise the temperature
Correct answer is D
No explanation has been provided for this answer.
Which of the following results is to be expected if the set up is left for several hours?
decrease in the size of the yam
movement of the salt solution into the water
decrease in the volume of water inside the yam
movement of water from the salt solution into the yam
Correct answer is C
No explanation has been provided for this answer.
I and II only
II and V only
III and IV only
II and IV only
III and V only
Correct answer is D
No explanation has been provided for this answer.