Draw the block diagram showing sensation of taste from food material to brain. (AS5)

Suggest a simple experiment to prove the role of palate in recognizing taste. (AS3)

Collect information related to feeling hunger from your school library and prepare a note on it. (AS4)

Draw a neatly labeled diagram showing a peristaltic movement in oesophagus. Explain the importance of mucus on the walls of food pipe. (AS5)

Draw a schematic diagram of villus in small intestine. Explain how digestive system coordinate with circulatory system. (AS5)