1. Which is not a part of the small intestine?   duodenum   caecum   jejunum   ileum   Hint Half-n-half Clue   2. The part of the tooth inside the socket of the jaw is known as the _______.   crown   dentine   enamel   root   Half-n-half Clue   3. The surface of the crown of the tooth is covered with a strong protective layer known as the _______.   dentine   cavity   enamel   root   Half-n-half Clue   4. A tooth is made up of a solid bony tissue known as _______.   root   dentine   enamel   crown   Half-n-half Clue   5. Which is the largest organ in the human body?   large intestine   small intestine   pancreas   liver   Half-n-half Clue   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?   rectum   caecum   ileum   colon   Half-n-half Clue