by Sunday | Sep 3 | Biology JAMB
A. Vitamin K B. Vitamin B C. Vitamin C D. Vitamin D Correct Answer: Option C – Vitamin C Explanation Vitamin C deficiency can occur as part of general under nutrition, but severe deficiency result into causing scurvy. Symptoms include fatigue, depression, and...
by Sunday | Sep 3 | Biology JAMB
A. Albumen B. Shell membrane C. Shell D. Germinal disc Correct Answer: Option D – Germinal disc Explanation General: Germinal disk (blastoderm) — a small, circular, white spot (2-3 mm across) on the surface of the yolk; it is where the sperm enters the...
by Sunday | Sep 3 | Biology JAMB
A. hole in ozone layer B. decrease in the ozone layer in troposphere C. decrease in thickness of ozone layer in stratosphere D. increase in the thickness of ozone layer in troposphere Correct Answer: Option C – decrease in thickness of ozone layer in...
by Sunday | Sep 3 | Biology JAMB
A. Meat B. Butter C. Sugar D. Biscuit Correct Answer: Option A – Meat Explanation Butter is about 80% fat, and the rest is mostly water and each gram of fat provides twice as much energy as carbohydrate or protein. It is very high in saturated (about 70%) fatty...
by Sunday | Sep 3 | Biology JAMB
A. Chalaza B. Yolk C. Albumen D. Embryo disc Correct Answer: Option B – Yolk Explanation Special temporary organs or embryonic membranes form within the egg, both to protect the embryo and to provide for its nutrition, respiration, and excretion. These organs...