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.
Magnesium is utilized in the formation of
ATP
Glucose
Amino acids
Chlorophyll
Fats
Correct answer is D
No explanation has been provided for this answer.
The element nitrogen is utilized in
Formation of ATP
Formation of glucose
Formation of amino acid
Photosynthesis
None of the above
Correct answer is C
No explanation has been provided for this answer.
Root hair have their origin from
Endodermis
Pericycle
Cortex
Epidermis
Xylem
Correct answer is D
Asymmetric cell division in an epidermal cell gives rise to a large cell (atrichoblast) that develops into a hairless epidermal cell and a shorter 'specialized' cell that forms a root hair (trichoblast).
Insect show consideration powers of water conservation. This is due to the fact that
The chitinous cuticle is impregnated with tanned protein
Nitrogenous waste is eliminated as urea
Chitin is impermeable to water
The malpighian tubules are impermeable to water
The curticle is covered with wax
Correct answer is C
No explanation has been provided for this answer.
Which of these is not true? grass in the above food chain
trap all the sunlight
trap a small percent of the sun energy
are primary producers
are eaten by primary consumers
contains chlorophyll
Correct answer is A
No explanation has been provided for this answer.