1) What is the function of blood?  a) Blood transport nutrients to all parts of the body and remove waste products such as carbon dioxide. b) Blood transports carbon dioxide to all parts of the body and removes waste products 2) What are the four components of blood? a) Red blood cells, White blood cells and platelets b) Red, blood cells, white blood cells, plasma and platelets 3) Why are red blood cells special? a) They are biconcave and do not have nucleus b) They are red in colour and do not have nuclues. 4) Red blood cells have biconcave shape. What is the function of this shape? a) To squeeze through the blood vessels and transport oxygen. b) it increases the surface area, which allows the cells to take in and release oxygen at a faster rate. 5) White blood cells are larger than red blood cells. a) True b) False 6) What is the function of white blood cells? a) To protect the body against infections and disease. b) To help the red blood cells to transport oxygen and fight disease. 7) What is the function of platelets? a) To clot blood, which prevents further bleeding and allows the skin to start healing. b) To help white blood cells to engulf bacteria.

Leaderboard

Visual style

Options

Switch template

Continue editing: ?