by Sunday | Sep 12 | Biology JAMB
A. two different alleles B. four different alleles C. three different alleles D. two different genes Correct Answer: Option A – two different alleles Explanation Humans are called diploid organisms because they have two alleles at each genetic locus, with one...
by Sunday | Sep 12 | Biology JAMB
A. Few stomata B. Thick bark C. Buttress roots D. Reduced leaves Correct Answer: Option C – Buttress roots
by Sunday | Sep 12 | Biology JAMB
A. Gills, streamlined bodies and lateral lines B. Lateral line, streamlined bodies and lungs C. Gills, scaly skin and lungs D. Gills, streamlined bodies and spiracles Correct Answer: Option A – Gills, streamlined bodies and lateral...
by Sunday | Sep 12 | Biology JAMB
A. Rapid cell division B. Tropic response C. Cell elongation D. Main cell elongation Correct Answer: Option C – Cell elongation
by Sunday | Sep 12 | Biology JAMB
I. High birth rate and high immigration rate II. Low birth rate and high immigration rate III. Low mortality rate and low emigration IV. High mortality rate and high emigration rate. A. II and III B. I and III C. I and IV D. I and II Correct Answer: Option B – I...
by Sunday | Sep 12 | Biology JAMB
A. nitrification and combustion B. putrefaction and lightning C. lightning and nitrification D. combustion and putrefaction Correct Answer: Option C – lightning and nitrification