1. The stomach is lined with mucous membrane.   True   False   2. There are _______ pairs of salivary glands present in the mouth.   2   3    4    6   Hint Half-n-half Clue   3. Which of the following is the common passage for the food eaten and the air breathed?   pharynx   esophagus   trachea   larynx   Half-n-half Clue   4. The caecum (a part of the large intestine) has a projection called the vermiform appendix.   True   False   5. The part of the tooth outside the socket of the jaw is known as the crown.   True   False   6. The mucus in the stomach protects the stomach tissues from the action of enzymes.   True   False   7. Which is not a part of the large intestine?   ileum   colon   rectum   caecum   Half-n-half Clue