Across
- 1. tubes that transport sap from the leaves to all cells in a plant
- 3. blood is pumped from this to travel in the body
- 4. organisms that eat other organisms
- 7. a sugar-rich liquid that provides plants their nutrients
- 10. where blood enters the heart from the body
- 12. map of all possible feeding relationships in an ecosystem
- 16. blood travels in these to all parts of the body
- 17. all plants, animals, and other living things in the water, on land, and in the air
- 19. this is flows on from one organism to the next from the one eaten
- 21. feather shaped leaves with one main vein and smaller veins branching off of it
- 22. organisms that make food for an ecosystem and who get their energy from the sun
Down
- 2. where oxygenated blood enters the heart
- 5. where blood gets pumped to the lungs
- 6. tiny tubes that connect blood to all cells
- 8. organisms that break down and consume dead organisms
- 9. two organs that provide oxygen to blood
- 11. one path that energy can take from one organism to another
- 13. tubes that transport water and minerals from a plant's roots to all parts above ground
- 14. blood travels in these back to the heart
- 15. where the blood passes through and what makes the heartbeat sound
- 18. a four-chambered pump in a human body
- 20. Earth's rocks, minerals, and landforms