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.
20%
25%
40%
60%
Correct answer is D
No explanation has been provided for this answer.
northern guinea savanna
southern guinea savanna
tropical desert
montane forest
Correct answer is C
No explanation has been provided for this answer.
nature of substratum
high salinity
high temperature
low pH
Correct answer is A
The most important abiotic factors that organisms have to adapt to are: low oxygen levels and a soft substratum.
A marine protozoan is likely to have no contractile vacuole mainly because the cytoplasm is
isotonic to sea water
hypotonic to sea water
hypertonic to sea water
impervious to sea water
Correct answer is A
No explanation has been provided for this answer.
The association between bacteria residing in the rumen of the ruminant is?
parasitism
predation
saprophytism
mutualism
Correct answer is D
Bacteria in the rumen of ruminants, in algae, and in fungi mostly exist within a mutual relationship.