Which of the following enzymes is contained in the saliva ?

1. Sucrase
2. Maltase
3. Amylase
4. Erepsin

Bile juice is stored in :

1. Gall bladder
2. Liver
3. Duodenum
4. Stomach

In which of the following parts of the alimentary canal, does digestion not take place ?

1. Stomach
2. Duodenum
3. Jejunum
4. Ileum

Fill in the blanks:

(i) The teeth called …………… are a total of four in number on the sides of incisors.

(ii) …………… is a common opening of food pipe and wind pipe.

(iii) Molars are meant for …………… the food.

(iv) Incisors are used for …………… and …………… the food.

(v) The …………… are used for tearing the food.

(vi) The …………… and …………… are used for crushing and grinding the food.

(vii) In an adult human, there are a total of …………… teeth.

(viii) The human teeth appears in two sets, the first set is called …………… which consists of only …………… teeth.