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.
Turbidity
Temperature
pH
Salinity
Correct answer is D
No explanation has been provided for this answer.
An example of plant adaptation to a xerophytic environment is represented by the development of
fleshy tissue and reduced leaves
broad canopy and extensive surface root system
thick barks and broad leaves
rough leaves and shallow root system
Correct answer is A
No explanation has been provided for this answer.
The hereditary material of the cell is
the RNA
protein
the DNA
carbohydrate
Correct answer is C
No explanation has been provided for this answer.
Women do not suffer from colour blindness because
the trait is sex-linked
only men are colour blind
the genes are recessive and sex-linked
the genes occur on both the X and Y chromosomes
Correct answer is C
No explanation has been provided for this answer.
seeds are not reliable for propagating plants
uncontrolled out-crossing can introduced unwanted variability
vegetative propagation is best form of reproduction of all crop
seeds were not physiologically mature at the harvest
Correct answer is B
No explanation has been provided for this answer.