This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 11 Transport In Plants – Quiz 38 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 11 Transport In Plants Quiz 38 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which type of transport in plants requires energy? A) Active transport. B) Passive transport. C) Facilitated transport. D) Diffusion. Show Answer Correct Answer: A) Active transport. 2. The ..... transports water and minerals from the roots to the leaves. A) Phloem. B) Xylem. C) Stomata. D) Chlorophyll. Show Answer Correct Answer: B) Xylem. 3. Which description of translocation is correct? A) Movement of glucose and amino acids from a sink to a source. B) Movement of glucose and amino acids from a source to a sink. C) Movement of sucrose and amino acids from a sink to a source. D) Movement of sucrose and amino acids from a source to a sink. Show Answer Correct Answer: D) Movement of sucrose and amino acids from a source to a sink. 4. What tissue transports water from the roots to the leaves of the plant? A) Xylem. B) Phloem. C) Stems. D) Roots. Show Answer Correct Answer: A) Xylem. 5. What is the driving force for the process of water moving upward through the xylem in plants? A) Capillary Action. B) Transpiration from Leaves. C) Root Pressure. D) Adhesion. Show Answer Correct Answer: B) Transpiration from Leaves. 6. How does carbon dioxide enter the mesophyll cells of a leaf? A) Through xylem vessels. B) By osmosis through cell membranes. C) Through stomata and diffuses into cells. D) Through phloem tissues. Show Answer Correct Answer: C) Through stomata and diffuses into cells. 7. Which blood vessel has valves to prevent the back-flow of blood? A) Veins. B) Arteries. C) Capillaries. D) None of the above. Show Answer Correct Answer: A) Veins. 8. Sieve cells in the phloem have nuclei. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: A) False. 9. ..... is a waterproof substance in the stem of plants that minimize the loss of water through the walls of the xylem A) Ligin. B) Superin. C) Suberin. D) Lighnin. Show Answer Correct Answer: A) Ligin. 10. How will lowered humidity affect the rate of transpiration? A) Decrease it. B) Increase it. C) No change. D) It depends. Show Answer Correct Answer: B) Increase it. 11. Which feature best distinguishes dicotyledon leaves from monocotyledon leaves? A) Long blades with parallel veins. B) Wide blades with narrow petioles. C) Small blades with short petioles. D) Needles with thick cuticles. Show Answer Correct Answer: B) Wide blades with narrow petioles. 12. Which of the following statements is TRUE about xylem and phloem? A) Both are made of only living cells. B) Xylem carries food; phloem carries water. C) Xylem carries water; phloem carries food. D) Phloem helps in transpiration. Show Answer Correct Answer: C) Xylem carries water; phloem carries food. 13. In plants, Water and Minerals are transported through special tissues called A) Phoelm. B) Xylem. C) Roots. D) Stem. Show Answer Correct Answer: B) Xylem. 14. Why might land flooded by seawater not be suitable for growing plants even after the flood water has evaporated? A) Not enough oxygen in the soil. B) Too much nitrogen in the soil. C) Too much carbon dioxide in the soil. D) Low water potential in the soil. Show Answer Correct Answer: D) Low water potential in the soil. 15. The correct relationship between number of stomata and the rate of transpiration of plants. A) The more number of stomata in total number of leaves, the more rate of transpiration. B) The more number of stomata in total number of leaves, the less rate of transpiration. C) The less number of stomata in total number of leaves, the more rate of transpiration. D) There is no effect on the rate of transpiration. Show Answer Correct Answer: A) The more number of stomata in total number of leaves, the more rate of transpiration. 16. What process moves organic compounds in the phloem? A) Transpiration. B) Translocation. C) Diffusion. D) Osmosis. Show Answer Correct Answer: B) Translocation. 17. If pure water is separated from a strong sugar solution by a semi permeable membrane, then the net movement of molecules is A) From pure water to the sugar solution. B) From sugar solution to pure water. C) No net movement. D) Equal movement of molecules In both directions. Show Answer Correct Answer: A) From pure water to the sugar solution. 18. What does the potometer measure? A) Water loss. B) Water released. C) Water uptake. D) Rate of photosynthesis. Show Answer Correct Answer: C) Water uptake. 19. Xylem and phloem are found in all parts of a plant. True or False. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 20. Which tissue in plants is responsible for transporting water from roots to other parts? A) Phloem. B) Xylem. C) Parenchyma. D) Collenchyma. Show Answer Correct Answer: B) Xylem. 21. The lower surface of leaf will have more number of stomata in a A) Dorsiventral leaf. B) Isobilateral leaf. C) Both 1 and 2. D) None of these. Show Answer Correct Answer: A) Dorsiventral leaf. 22. Facilitated diffusion uses ..... to move materials across the cell membrane. A) ATP energy. B) Transport proteins. C) Special osmosis. D) Santa Claus. Show Answer Correct Answer: B) Transport proteins. 23. Why don't STEMS of aquatic plants get damage by water? A) Because they are woody. B) Because they are flexible and light weight. C) Because they have thorns. D) Because they have cones. Show Answer Correct Answer: B) Because they are flexible and light weight. 24. Evelyn is studying how plants grow in her garden. She learns that chlorophyll plays a crucial role in this process. What is the role of chlorophyll in plants? A) Absorb sunlight for photosynthesis. B) Transport water. C) Provide structural support. D) Store energy. Show Answer Correct Answer: A) Absorb sunlight for photosynthesis. 25. Which one is the process that begins transpiration? A) Photosynthesis. B) Respiration. C) Evaporation from leaves. D) Osmosis. Show Answer Correct Answer: C) Evaporation from leaves. ← PreviousNext →Related QuizzesClass 11 Biology Chapter 11 Transport In Plants Quiz 1Class 11 Biology Chapter 11 Transport In Plants Quiz 2Class 11 Biology Chapter 11 Transport In Plants Quiz 3Class 11 Biology Chapter 11 Transport In Plants Quiz 4Class 11 Biology Chapter 11 Transport In Plants Quiz 5Class 11 Biology Chapter 11 Transport In Plants Quiz 6Class 11 Biology Chapter 11 Transport In Plants Quiz 7Class 11 Biology Chapter 11 Transport In Plants Quiz 8Class 11 Biology Chapter 11 Transport In Plants Quiz 9Class 11 Biology Chapter 11 Transport In Plants Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books