Across
- 1. Water-carrying tubes carry this substance from roots to all parts of plant
- 4. Blood that are rich in carbon dioxide
- 6. System that gives human body systems the ability to move
- 7. Substance released to break down food in the mouth
- 8. Muscular organ that beats to pump blood to all parts of the body
Down
- 1. Part of the respiratory system that allows air to travel between the nose and lungs
- 2. Second largest percentage of gas in the air composition
- 3. Organ where large amount of strong digestive juices are found to churn food
- 5. Digested food is absorbed in which intestine
- 7. Supports the plant to grow upright