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 controls all voluntary actions?
Olfactory lobes
Cerebrum
Hypothalamus
Pons varolii
Correct answer is B
The Cerebrum is the largest part of the brain and it controls all voluntary actions like speech, dancing, etc., It is also concerned with the concentration and coordination of impulses.
Predation
Competition
Commensalism
Dispersal
Correct answer is C
Commensalism is the association between 2 organisms living together where only one benefits from the association while the other is neither benefited nor harmed e.g Ramora fish and shark. Commensalism is an example of a symbiotic association.
Viruses are pathogens of the following diseases except
Tuberculosis
Measles
Small pox
Poliomyelitis
Correct answer is A
Tuberculosis is classified under diseases causes by bacteria, not viruses.
The possession of chloroplast in Euglena virids enables it to
Store starch
Carry out photosynthesis
Reproduce
Respond to light
Correct answer is B
Euglena vivids possess chloroplast (plants feature) in order for it to carry out photosynthesis.
The organism above can be found in
Arid land
Secluded environments
Aquatic habitation
Moist environments
Correct answer is D
It is found in moist environments because of its adaptive features.