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 above diagram represents a
longitudinal section of a stem
longitudinal section of a root
cross section of a root
transverse section of stem
longitudinal section of a leaf
Correct answer is C
No explanation has been provided for this answer.
The eye defect represented in the diagram is?
myopia
hypermetropia
presbyopia
astigmatism
conjuctivitis
Correct answer is A
Nearsightedness (myopia) is a common vision condition in which near objects appear clear, but objects farther away look blurry.
Light focuses in front of, instead of on, the retina.
Which of the following organs in mammals is not excretory in function?
Liver
Kidney
Pancreas
Lungs
Correct answer is C
No explanation has been provided for this answer.
Gaseous exchange occurs through the following structures in some organisms except
spiracle and tracheae
alveoli and lungs
stomata and lenticels
chloroplast and plastids
Correct answer is D
No explanation has been provided for this answer.
Which of these factors does not contribute towards the ascent of water in plants?
Root pressure
Capillarity
Transpiration pull
Turgor pressure
Correct answer is D
No explanation has been provided for this answer.