Understanding Osmosis in Cell Membranes

This quiz explores the concept of osmosis in cell membranes, focusing on the movement of water into outermost cells of roots by osmosis and its implications on cell sap. It covers topics such as active transport, diffusion, pressure in cell contents, and the role of water movement in maintaining the water/salt balance in organisms. The quiz challenges understanding and knowledge of cellular processes related to water and solute movement across membranes.

• Osmosis
• Cell Membranes
• Active Transport
• Diffusion
• Water Movement

boho_an Follow

Uploaded on Sep 22, 2024 | 0 Views

Download Presentation

Please find below an Image/Link to download the presentation.

The content on the website is provided AS IS for your information and personal use only. It may not be sold, licensed, or shared on other websites without obtaining consent from the author. Download presentation by click this link. If you encounter any issues during the download, it is possible that the publisher has removed the file from their server.

Presentation Transcript

1. 2.2.6 Movement through Cell Membranes Follow-Me iQuiz

2. Q. Water enters the outermost cells of the root by osmosis. What does this tell you about the cell sap of these outermost cells? Movement of molecules against a concentration gradient using energy Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

3. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

4. Q. Osmosis has been described as a special case of diffusion. Explain why. Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

5. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

6. Q. What is meant by a selectively permeable membrane? Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

7. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

8. Q. Give locations in a cell at which there is a selectively permeable membrane. Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

9. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

10. Q. What is diffusion? Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

11. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

12. Q. Why is diffusion alternatively known as passive transport? Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

13. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

14. Q. Explain the biological basis for the use of high sugar or high salt concentrations in the preservation of food. Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

15. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

16. Q. What did you use as the selectively permeable membrane in your investigation of osmosis? Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

17. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

18. Q. What is active transport? Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

19. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

20. Q. Name two substances that enter a human muscle cell by diffusion. Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

21. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

22. Q. Suggest an advantage to the cell of having a selectively permeable membrane. Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

23. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

24. Q. Explain the term turgor. Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

25. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

26. Q. Give an example of osmosis in plants. Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

27. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

28. Q. Name a substance found in a plant cell vacuole. Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

29. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

30. Q. Give a feature of a plant cell that allows it to remain turgid for long periods. Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

31. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

32. Q. True or False. Plant cell walls are fully permeable. Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

33. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

34. Q. Water for photosynthesis enters the roots of plants by what process? Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

35. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

36. Q. Suggest a way in which turgor is of value to plants. Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

37. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

38. Q. Name the terms used in biology to describe the movement of substances through cell membranes. Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

39. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

40. Q. What process is responsible for the uptake of minerals in a plant? Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

41. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

42. Q. What is meant by osmoregulation? Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

43. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

44. Q. Where precisely does water enter a plant? Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

45. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

46. Q. The drooping of the leaves of a plant resulting from loss of turgidity due to lack of water is known as Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

47. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

48. Q. In which tissue does water ascend through the plant? Movement of molecules against a concentration gradient using energy Active transport Substances can be allowed or prevented in or out Movement of molecules against a concentration gradient using energy Substances can be allowed or prevented in or out Active transport Movement of molecules from area of high concentration to area of lower concentration Movement of molecules from area of high concentration to Allowing some substances to pass through Support Allowing some substances to pass through Support Movement of water along a concentration gradient through a selectively permeable membrane area of lower concentration Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death Movement of water along a concentration gradient through a selectively permeable membrane Vacuole; Cell wall; Cell sap Bacteria lose water by osmosis, this leads to inactivity or death No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing No energy (ATP) required Chloroplast; Mitochondrion; Nucleus; Vacuole Visking tubing Controlling the water/salt balance within an organism Osmosis Water movement between cells or from soil to root Controlling the water/salt balance within an organism Water movement between cells or from soil to root Osmosis Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Diffusion; Osmosis; Active transport Water; Sugar; Sap; Salt(s); Protein Oxygen; Glucose; Water; Amino acids; Phosphate; Iron Pressure of cell contents on cell wall FALSE TRUE Wilting Pressure of cell contents on cell wall FALSE TRUE Wilting Lower water concentration; Higher solute concentration Root hairs Xylem Lower water concentration; Higher solute concentration Root hairs Xylem

49. CONGRATULATIONS You re Brilliant

50. Incorrect Please CLICK on THIS BOX to Try Again Please CLICK on THIS BOX to Try Again