by Sunday | Jan 10 | Biology WAEC
A. The intercostal muscles relax B. The thoracic activity first increases in volume C. The sternum moves inward D. The ribs are moved downwards and inwards Correct Answer: Option B B. The thoracic activity first increases in volume Explanation During respiration...
by Sunday | Jan 10 | Biology WAEC
A. The characteristics of an environment B. The inter-relationship between living organisms and the environment C. Living organisms in a particular area D. The habitats and wildlife Correct Answer: Option B B. The inter-relationship between living organisms and the...
by Sunday | Jan 10 | Biology WAEC
A. Characteristics acquired through use or disuse are transmitted offspring B. Variations appear by themselves in a population C. Heredity variations are transmitted to offspring D. Species that are the fittest for the environment contribute more offsprings to the...
by Sunday | Jan 10 | Biology WAEC
A. Water B. Urea C. Blood Corpuscles D. Glucose Correct Answer: Option C C. Blood Corpuscles Explanation The glomerulus helps in the mechanism of excretion (formation of urine) in mammals. It does not contain the blood...
by Sunday | Jan 10 | Biology WAEC
A. It always stimulates effectors B. Activities are voluntary C. It dials with external stimuli and their responses D. It affects glands, cardiac muscles and smooth muscles Correct Answer: Option D D. It affects glands, cardiac muscles and smooth muscles Explanation...