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.
A group of organisms of the same species living in a particular place is known as
colony
ecosystem
Niche
population
Correct answer is D
A population is a group of individuals of the same species interacting within the same space.
which of the following practices will not maintain soil fertility?
preventing soil erosion
bush fallowing
tendency of becoming waterlogged
porosity and low water retention ability
Correct answer is C
No explanation has been provided for this answer.
The property of clayey soil that prevents it from supporting thick vegetation is its?
composition of chemically weathered granite rocks
inability to retain much water
tendency of becoming waterlogged
porosity and low water retention ability
Correct answer is B
No explanation has been provided for this answer.
Diagram J is a protease while diagrams K, L, M, and N are food substances. Study them and answer this question.
After a reaction between protease J and the food substance, the end product would be
fatty acids
glucose
amino acids
water
Correct answer is C
No explanation has been provided for this answer.
The major source of vitamin A are ?
egg yolk, carrot, and palm oil
mango, pawpaw, and eggs
sorghum, soya bean, and liver
rice, bran, green vegetables, and milk
Correct answer is A
No explanation has been provided for this answer.