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 characters is not an example of discontinuous variation?
Skin color
Fingerprint
Ability to roll tongue
Sex type
Correct answer is A
No explanation has been provided for this answer.
Members of the vitamin B complex are
water-soluble
fat-soluble
water insoluble
generally insoluble
Correct answer is A
No explanation has been provided for this answer.
Vitamin C deficiency results in
ricket
beri-beri
scurvy
pellagra
Correct answer is C
No explanation has been provided for this answer.
Which of the following statements about phenylthiocarbamide (PTC) is not correct?
Some people BHG the taste of PTC to be bitter
Others find this substance to be tasteless
Ability to taste this chemical is inheritable
Ability to taste the chemical is hot inheritable
Correct answer is D
No explanation has been provided for this answer.
Which of the following substances is not recycled in an ecosystem?
Carbon
Energy
Water
Nitrogen
Correct answer is B
No explanation has been provided for this answer.