1) Which organ is responsible for pumping blood throughout the body? a) b) c) d) e) f) 2) What type of blood vessels carry blood away from the heart? a) Veins b) Arteries c) Capillaries d) Venules e) Lymph vessels f) Pulmonary Vein 3) What is the main component of blood that carries oxygen? a) Red blood cells b) White blood cells c) Platelets d) Plasma e) Haemoglobin f) Water 4) What is the primary function of the white blood cells? a) Carry oxygen b) Clot blood c) Fight infections d) Transport nutrients e) Regulate body temperature f) Maintain blood pressure 5) Which type of blood cells are primarily responsible for clotting? a) Red blood cells b) White blood cells c) Platelets d) Plasma e) Hemoglobin f) Lymphocytes

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