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.
acidity
conservation
erosion
fertility
formation
Correct answer is C
No explanation has been provided for this answer.
The specific portion of a habitat occupied by a particular species is referred to as
Ecological population
Ecological niche
Biotic community
Ecosystem
Correct answer is B
Ecological niche refers to the specific portion of a habitat which is occupied by a particular species or organism. It is the functional position of an organism within the community.
Specification
Inorganic Evolution
Evolution
Organic Evolution
Correct answer is D
Organic evolution is the sum total of adaptive changes from pre-existing or old forms that have taken place over a long time resulting in diversity of forms, structures, and functions among organisms.
Which of the following are components of the glomerular filtrate?
All the components of blood except mineral salts
Water and salt only
All the components of blood except plasma protein and cells
Blood cells, amino acid, salts, and nitrogenous wastes
Correct answer is C
Glomerular filtrate contains H\(_2\)O, glucose, salts and urea and it is identical to blood plasma that lacks most proteins.
Which of the following structures controls the activities of the living cell?
Nucleus
Centrosome
Mitochondrion
Golgi body
Correct answer is A
Nucleus is a part of living things which controls activities due to the presence of the DNA in it.