Across
- 4. The largest gland in the human body.
- 5. The removal of undigested food from the body.
- 6. The process of absorbing the soluble nutrients from the digested food by the body cells.
- 7. The process in which absorbed food is used for producing energy and growth.
Down
- 1. The movement of the wall muscles of the Oesophagus.
- 2. A special kind of carbohydrate is present in grass, which cannot be digested by humans.
- 3. False feet of amoeba which it uses to engulf food