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.
Ramapithecus and Cro-Magnon man are considered
ancestors of modern man
ancestors of monkey
ancestors of lion
None of the above
Correct answer is A
No explanation has been provided for this answer.
Our skin, when exposed to excess sunlight, becomes dark. This is because of skin pigments called
flavoxanthin
melanin
carotene
Xanthophyll
Correct answer is B
No explanation has been provided for this answer.
Plants growing on sand are called as
chasmophytes
oxylophytes
lithophytes
psammophytes
Correct answer is D
No explanation has been provided for this answer.
Plants developing in dry conditions are
xerophytes
mesophytes
lithophytes
hydrophytes
Correct answer is A
No explanation has been provided for this answer.
Most of the red, blue and purple colours of plants are due to a pigment called
anthocyanin
carotene
chlorophyll
xanthophylls
Correct answer is A
Anthocyanin - A blue, violet, or red flavonoid pigment found in plants.