Digestion 02

1. The small molecules are absorbed into the blood in the .......

   • large intestine
   • pancreas
   • small intestine
   • stomach

2. The small intestine in an adult is .......

   • 1-2 metres long
   • 6-7 metres long
   • 10-11 metres long
   • over 20 metres long

3. The removal of undigested food is called .......

   • absorption
   • contraction
   • egestion
   • excretion

4. Glucose is stored in the .......

   • liver
   • pancreas
   • small intestine
   • stomach

5. Fats are stored .......

   • in the large intestine
   • in the pancreas
   • in the stomach
   • under the skin

6. What does the pancreas do?

   • Absorbs digested food into the blood
   • Absorbs water from the gut
   • Makes bile to break down fats
   • Makes three enzymes

7. What does the large intestine do?

   • Absorbs digested food into the blood
   • Absorbs water from the gut
   • Makes bile to break down fats
   • Makes enzymes

8. What does the liver do?

   • Absorbs water from the gut
   • Makes bile to break down fats
   • Makes enzymes
   • Stores glycerol

9. The small intestine has special structures, called villi, which help absorption of digested food. Which of the following is NOT a feature?

   • Good blood supply
   • Impermeable walls
   • Large surface area
   • Thin layer of cells

10. Iodine solution is a yellow-brown colour and is used to test for starch. If starch is present it turns .......

    • blue-black
    • milky
    • orange-red
    • purple

Quiz written by Sue Davison