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.
How many conjugants are involved in sexual reproduction of paramecium
1
2
4
8
Correct answer is B
No explanation has been provided for this answer.
When a person’s urine contains a high concentration of urea, it could be the result of
a drop in body temperature
having diabetes mellitus
eating a meal rich in protein
drinking a large amount of water
Correct answer is C
No explanation has been provided for this answer.
The process by which a drop of ink spreads uniformly in a beaker of water is called
absorption
osmosis
plasmolysis
diffusion
Correct answer is D
No explanation has been provided for this answer.
The nucleus controls the activities of the cell because it
synthesize hormones
is like a brain in the cell
uses DNA to synthesize enzymes which are used in cell metabolism
sends out nervous impulses to ensure the functioning of the cytoplasm
Correct answer is C
No explanation has been provided for this answer.
Which two structures are present in a palisade cell but not in a liver cell?
cell wall and cytoplasm
cell wall and chloroplast
cell membrane and cytoplasm
cell membrane and chloroplast
Correct answer is B
No explanation has been provided for this answer.