Post Utme Biology Past Questions and Answers

Question 636:

The primary structure responsible for pumping blood for circulation through the mammalian circulatory systems is the ____________

A. Right auricle
B. Arteries
C. Left ventricle
D. Veins
BIOLOGY

Question 637:

Circulatlon of blood to all parts of the body except the lungs is through

A. Systematlc clrculation
B. The lymphatic system
C. Pulmonary artery
D. The pulmonary artery

Question 638:

Yeast respires anaeroblcally to convert simple sugar to carbon (Iv) oxide and

A. Acld
B. Oxygen
C. Water
D. Alcohol

Question 639:

The sheet of muscle that separates the thoracic and the abdominal cavities is the ____________

A. Intercostals muscle
B. Pleural membrane
C. Pericardium
D. Diaphragm

Question 640:

The oily substance that lubricates the mammalian hair to keep it flexible and water repellent is secreted by the ____________

A. Sebaceous glands
B. Fatty cells
C. Granular layer
D. Sweat glands