by Sunday | Dec 24 | Biology JAMB
A. hepatic artery B. hepatic vein C. hepatic portal vein D. mesenteric artery Correct Answer: Option C – hepatic portal vein Explanation The portal vein or hepatic portal vein (HPV) is a blood vessel that carries blood from the gastrointestinal tract, gall...
by Sunday | Dec 24 | Biology JAMB
A. Glucose B. Starch C. Egg White D. Maltose Correct Answer: Option A – Glucose Explanation In the laboratory, we used Benedict’s reagent to test for one particular reducing sugar: glucose. Benedict’s reagent starts out aqua-blue. As it is heated in...
by Sunday | Dec 24 | Biology JAMB
A. increases the surface area for absorption B. increases the surface area for digestion C. assists in mixing digested food D. assists in filtering undigested food Correct Answer: Option A – increases the surface area for absorption Explanation The villi of the...
by Sunday | Dec 24 | Biology JAMB
A. pancreas B. liver C. lymph nodes D. kidney Correct Answer: Option B – liver Explanation Together with the spleen, the liver breaks down worn out red blood cells (erythrocytes)
by Sunday | Dec 24 | Biology JAMB
A. lungs B. bronchi C. bronchioles D. alveoli Correct Answer: Option D = alveoli Explanation The alveoli are where the lungs and the blood exchange oxygen and carbon dioxide during the process of breathing in and breathing...
by Sunday | Dec 24 | Biology JAMB
A. prevent algal growth in culture solution B. allow root growth C. prevent breakdown of mineral elements D. prevents photosynthesis in the root Correct Answer: Option A – prevent algal growth in culture solution Explanation Always use a completely opaque water...