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.
malleability
rigidity
flexibility
resilience
hardness
Correct answer is A
No explanation has been provided for this answer.
The stems of young herbaceous plants are kept upright mainly by
osmotic pressure
turgor pressure
transpiration pull
suction pressure
root pressure
Correct answer is B
No explanation has been provided for this answer.
Cervical vertebrae support the neck
Thoracic vertebrae articulate with the ribs
Lumbar vertebrae provide attachment for abdominal muscles
Sacral vertebrae support the skull and allow nodding and rotating movements
Caudal vertebrae support the tail and provide attachment for tail muscle
Correct answer is D
No explanation has been provided for this answer.
At which of the following stages of mitosis do the two daughter chromosomes separate completely?
Early prophase
Telophase
Anaphase
Late prophase
metaphase
Correct answer is C
No explanation has been provided for this answer.
Which of the following statements is not correct of respiration?
Gaseous exchange occurs by diffusion
Oxygen combines with haemoglobin at the respiratory surface
Carbondioxide produced in the tissues is removed via osmosis
There are no special organs for respiration in plants
In higher animals, respiratory gases are transported in solution
Correct answer is C
No explanation has been provided for this answer.