by Sunday | Sep 4 | Biology JAMB
A. adaptation B. evolution C. variation D. succession Correct Answer: Option A – adaptation Explanation Adaptation is process by which an animal or plant species becomes fitted to its environment; it is the result of natural selection’s acting upon heritable...
by Sunday | Sep 4 | Biology JAMB
A. chloroplast B. cell wall C. nucleus D. centrioles Correct Answer: Option C – nucleus Explanation Nucleus is a specialized structure occurring in most cells (except bacteria and blue-green algae) and separated from the rest of the cell by a double layer, the...
by Sunday | Sep 4 | Biology JAMB
A. Water molecules stick to the surface of a mirror. B. Water sticks to the walls of blood vessels. C. Water molecules stay on the tip of a pine needle because the water is attracted to the surface of the needle. D. Water molecules stick to one another and form a bead...
by Sunday | Sep 4 | Biology JAMB
A. organ B. system C. cell D. Tissue Correct Answer: Option C – cell Explanation The spirogyra and volvox are cells. The spirogyra is a cell acting as a FILAMENT while in the Volvox, it’s a cell as a...
by Sunday | Sep 4 | Biology JAMB
A. physiological variation B. discontinuous variation C. morphological variation D. adaptive variation Correct Answer: Option C – morphological variation Explanation Morphological variation includes aspects of the outward appearance i.e shape, structure, color,...
by Sunday | Sep 4 | Biology JAMB
A. To aid in enzyme function B. To synthesize enzymes C. To inhibit enzymes D. To break down old enzymes Correct Answer: Option A – To aid in enzyme function Explanation Most enzymes do not function optimally, or even at all, unless bound to other non-protein...