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 increasing order of the particle size in following soil types are
clay → sand → silt →gravel
silt → sand → clay → gravel
clay → silt → sand → gravel
silt → clay → sand → gravel
Correct answer is C
No explanation has been provided for this answer.
vibrissae
nostrils
eyes
tails
Correct answer is A
No explanation has been provided for this answer.
Hussain inherits genes for tallness and fatness from the father
They have dissimilar genotypes
Hussain is endowed with genes for shortness and thinness
They are raised in different environment
Correct answer is D
Identical twins may share the same placenta and have the same DNA, but they will grow differently due to environmental factors.
A population that doubles in size at constant intervals indicates
sigmoid growth
exponential growth
population explosion
rapid growth
Correct answer is B
No explanation has been provided for this answer.
The soil type that contains nutrients that are not readily available for plants is
alluvial
clayey
sandy
loamy
Correct answer is B
No explanation has been provided for this answer.