by Sunday | Jun 23 | Biology WAEC
A. intercostal muscles contract B. Ribs move forward C. Thoracic cavity increases D. Diaphragm relaxes E. Internal air pressure decreases Correct Answer: Option D – Diaphragm relaxes
by Sunday | Jun 23 | Biology WAEC
A. spiracles of insects B. trachea of toads C. pharynx of man D. liver of man E. scales of fish Correct Answer: Option A – spiracles of insects
by Sunday | Jun 23 | Biology WAEC
A. Man B. Fish C. Tridax D. Amoeba E. Hibiscus Correct Answer: Option D – Amoeba
by Sunday | Jun 23 | Biology WAEC
A. ventricles carry deoxygenated blood B. ventricles do not have outlets C. auricles have no valves D. walls of the ventricles are less muscular then that of the auricles E. Walls of the ventricles are more muscular than that of the auricles Correct Answer: Option E...
by Sunday | Jun 23 | Biology WAEC
A. Deoxygenated blood flows in the heart through the vena cavae B. Blood is pumped out of the heart through the aorta C. Oxygenated blood from the lung; is carried to the left auricle D. The oxygenated blood enters the lungs through the pulmonary vein E. Ventricles...
by Sunday | Jun 23 | Biology WAEC
A. Maintenance of body temperature B. Formation of clot C. Distribution of bile D. Transportation of excretory materials. E. Distribution of hormones Correct Answer: Option C – Distribution of bile