The diagram shows part of the alimentary canal. Where is most water absorbed?

7.3.1 Identify the types of human teeth (incisors, canines, premolars and molars)

7.3.2 Describe the structure of human teeth, limited to enamel, dentine, pulp, nerves and cement, as well as the gums

7.3.3 Describe the functions of the types of human teeth in mechanical digestion of food

7.3.4 State the causes of dental decay in terms of a coating of bacteria and food on teeth, the bacteria respiring sugars in the food, producing acid which dissolves the enamel and dentine

7.3.5 Describe the proper care of teeth in terms of diet and regular brushing