by Sunday | Sep 4 | Biology JAMB
A. root hairs B. rhizoids C. capsule D. hyphae Correct Answer: Option B – rhizoids Explanation Mosses do not have a proper roots, but have threadlike rhizoids that anchor them to their substrate. Rhizoids absorb water by capillary action, in which water moves up...
by Sunday | Sep 4 | Biology JAMB
A. Immigration B. edaphic C. predation D. mutualism Correct Answer: Option C – predation Explanation Predation includes all interactions in which one organism consumes all or part of another. This includes predator-prey, herbivore-plant, and parasite-host...
by Sunday | Sep 4 | Biology JAMB
A. pig and snail B. pig and sheep C. sheep and snail D. pig Correct Answer: Option B – pig and sheep Explanation Liver fluke (Fasciola hepatica) is a parasite affecting a range of livestock and other species. Final hosts in which it can develop to sexual...
by Sunday | Sep 4 | Biology JAMB
A. plants build-up organic compounds B. plants absorb mineral salts C. sugars are completely broken down in animals D. there is thunderstorm Correct Answer: Option C – sugars are completely broken down in animals
by Sunday | Sep 4 | Biology JAMB
A. body surface B. gills C. buccal cavity D. spiracle Correct Answer: Option A – body surface Explanation Protozoa do not have any organelle for the process of respiration. The limiting permeable membrane (body surface) acts as a respiratory surface. The free...
by Sunday | Sep 4 | Biology JAMB
A. variation B. genetics C. mycology D. natural selection Correct Answer: Option B – genetics Explanation Gregor Mendel, through his work on pea plants, discovered the fundamental laws of inheritance. He deduced that genes come in pairs and are inherited as...