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.
Which of the following cells are not regarded as specialized?
Sperm cells
Root up cells
Muscle cells
somatic cells
Correct answer is D
No explanation has been provided for this answer.
Which of the following structures is a tissue?
Vessel element
Blood
Sieve tube element
Erythrocyte
Correct answer is B
No explanation has been provided for this answer.
The branch of Biology that deals with the principles of classification of organisms is known as
biological index
nomenclature
taxonomy
ecology
Correct answer is C
No explanation has been provided for this answer.
Which of the following statements reflects the mechanism of natural selection?
There are variations within every species
Individuals of every species are genetically identical
No organism in a species dies before sexual maturity
Organisms with selective advantages are less likely to survive
Correct answer is A
No explanation has been provided for this answer.
In evolution, analogous structures are significant because they show
physiological diversity
functional diversity
genetic diversity
structural diversity
Correct answer is A
Analogous structures are defined as biological structures having similar or corresponding functions but not from the same evolutionary origin.