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.
Scales, laying eggs with shells, and a bony head structure are characteristics shared by
birds and reptiles
fishes and birds
reptiles and fishes
birds and molluscs
Correct answer is A
Fishes do not lay eggs with shells. These are features common to Reptiles and Birds.
The organism that has a hydrostatic skeleton is
Tilapia
Hydra
mosquito larva
earthworm
Correct answer is D
No explanation has been provided for this answer.
The basic point of impact by changes which produce mutation is the
gametes
chromosomes
phenotype
zygote
Correct answer is B
No explanation has been provided for this answer.
The best explanation for the theories of natural selection is that
all organisms have equal capacity for survival in their habitats
organisms have varying capacities for survival in their habitats
organisms compete for resource and better competitors survive and thrive
habitats allow only organisms that will not have to compete for survival
Correct answer is C
No explanation has been provided for this answer.
obtaining food
conserving nutrients
storing water
reducing transpiration
Correct answer is D
No explanation has been provided for this answer.