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.
Which of the following is formed immediately after the first product of photosynthesis?
Lipid
Starch
Oxygen
Sugar
Correct answer is B
No explanation has been provided for this answer.
A wide pith with a ring of conducting tissue is characteristic of the root of
sunflower
maize
bean
okra
Correct answer is B
No explanation has been provided for this answer.
The gill raker of fishes take part in?
feeding
respiration
swimming
diffusion
Correct answer is A
In fish with carnivorous feeding habits, the gill rakers are long, hard, and pointed, constituting an adaptation to protect the gills, prevent the escape of the prey, and assist in swallowing.
The respiratory organ in the land snail is the
radula
mantle
tentacle
foot
Correct answer is B
The mantle is also known by the Latin word: pallium (adj. pallial). Snails originally breathe by gills situated in the pallial cavity.
The function of maxillipeds in crayfish is to aid
walking
swimming
feeding
respiration
Correct answer is C
No explanation has been provided for this answer.