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.
If a woman's genotype is Tt Qq Rr, what would be the gene content of her eggs?
TQr, tqr
TQR, tqr
TqR, tQr
tQr, TQR
Correct answer is B
No explanation has been provided for this answer.
Both parents have blue eyes
Their father has blue eyes and their mother has brown eyes
both parents have brown eyes
Their mother has the blue eyes and their father has the brown eyes
Correct answer is C
No explanation has been provided for this answer.
People with sickle-cell anaemia have haemoglobin
S and are homozygous recessive
A and are heterozygous recessive
S and are heterozygous recessive
A and are homozygous recessive
Correct answer is A
No explanation has been provided for this answer.
The difference and similarities among living things account for
diversity
stability
competition
evolution
Correct answer is D
No explanation has been provided for this answer.
The water-retention capacity of a soil indicates its
fertility
capilarity
aeration level
pH level
Correct answer is B
No explanation has been provided for this answer.