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 importance of practising crop-rotation in agriculture is to
control soil erosion
maintain the fertility of the soil
improve the nutritional value of crops
ensure growth of cash crops
Correct answer is B
No explanation has been provided for this answer.
Which of the following processes removes water from the water cycle?
Condensation
Perspiration
Photosynthesis
Transpiration
Correct answer is D
No explanation has been provided for this answer.
Blue → black → blue → brown → clear
Brown → blue → brick red → clear
Brown → violet → blue → clear
Brown → blue → violet → milky
Correct answer is B
No explanation has been provided for this answer.
Which of the following substances is contained in chloroplasts?
Starch
Sugar
Glycogen
Dextrin
Correct answer is D
No explanation has been provided for this answer.
After fertilization in the flowering plants, the zygote develops into the
plumule
radicle
cotyledon
embryo
Correct answer is D
No explanation has been provided for this answer.