1. What plant tissue transports water from roots to leaves? Answer: Xylem2. Which tissue carries food or sugars throughout the plant? Answer: Phloem3. What is the process of water vapor loss from plant leaves called? Answer: Transpiration4. What is the movement of sugars from leaves to other parts of the plant? Answer: Translocation5. What is the name of the combined xylem and phloem tissues in plants? Answer: Vascular bundle6. Which cells control the opening and closing of stomata? Answer: Guard cells7. What are the small pores on leaves that allow gas exchange? Answer: Stomata8. What phloem cells are responsible for transporting sugars? Answer: Sieve tubes9. What phenomenon helps water move upward through narrow tubes in plants? Answer: Capillary action10. What force pushes water upward from roots into the plant? Answer: Root pressure11. Which tissue provides structural support and water conduction in plants? Answer: Xylem12. What tissue is responsible for transporting organic nutrients in plants? Answer: Phloem13. How do plants regulate water loss and gas exchange through leaves? Answer: By opening and closing stomata controlled by guard cells14. What cells form tubes that transport sap in the phloem? Answer: Sieve tube elements15. What physical process allows water to rise through xylem vessels? Answer: Capillary action16. What pressure is generated in roots to help move water upward? Answer: Root pressure17. What is the term for the plant’s transport system including xylem and phloem? Answer: Vascular bundle18. Which cells open and close to balance water retention and gas exchange? Answer: Guard cells19. What process involves the upward movement of water driven by evaporation? Answer: Transpiration20. What specialized cells in phloem lack nuclei and help transport food? Answer: Sieve tube elements