This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 11 Transport In Plants – Quiz 24 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 11 Transport In Plants Quiz 24 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. In spring season which part of the potato plant acts as a source? A) Leaves. B) Roots. C) Stomata. D) Tubers. Show Answer Correct Answer: D) Tubers. 2. What is the effect of light on the speed of photosynthesis? A) If there is no light, photosynthesis occurs faster. B) The speed of photosynthesis is determined by the number of bubbles of gas produced per minute. C) If the amount of light is more, the speed of photosynthesis is high. D) There is no relationship. Show Answer Correct Answer: C) If the amount of light is more, the speed of photosynthesis is high. 3. Which adaptation creates a waterproof barrier that limits evaporation from leaf surfaces in xerophytes? A) Thicker waxy cuticle on epidermis. B) Greater number of chloroplasts. C) Expanded intercellular air spaces. D) Elevated stomatal aperture size. Show Answer Correct Answer: A) Thicker waxy cuticle on epidermis. 4. What is the name for the structures that allow flow of material between phloem cells? A) Cellulose. B) Sieve plate. C) Sieve cell. D) Trachieds. Show Answer Correct Answer: B) Sieve plate. 5. Which cell has thickened cell wall and without protoplasm? A) Root hair cell. B) Xylem cell. C) Phloem cell. D) Guard cell. Show Answer Correct Answer: B) Xylem cell. 6. The parts of xylem tissues are called A) Tracheid (1). B) Vessels(2). C) None of the options (3). D) The option 1 and 2 (4). Show Answer Correct Answer: D) The option 1 and 2 (4). 7. The major forces that transport water in a plant are: A) Transpiration pull and root pressure. B) Photosynthesis and respiration. C) Diffusion and osmosis only. D) Capillary action and gravity. Show Answer Correct Answer: A) Transpiration pull and root pressure. 8. Xylem conducting cells are A) Living cells. B) Dead cells. C) Both. D) None of the options. Show Answer Correct Answer: B) Dead cells. 9. Which of the following statements is false about xylem vessels? A) They are made up of dead cells. B) They contain chloroplasts and nuclei. C) They are hydrophobic. D) Their walls are made of cellulose and lignin. Show Answer Correct Answer: B) They contain chloroplasts and nuclei. 10. Resistance to water flow in the root cortex is higher for- A) Apoplastic pathway. B) Symplastic pathway. C) Both have the same. D) None. Show Answer Correct Answer: B) Symplastic pathway. 11. This structure transports water and mineral ions A) Xylem. B) Phloem. C) All the above. D) None of the above. Show Answer Correct Answer: A) Xylem. 12. An animal cell placed in a hypertonic (salty) solution will A) Shrink. B) Swell. C) Stay the same. D) None of the above. Show Answer Correct Answer: A) Shrink. 13. Where is chlorophyll found in plants? A) Leaves. B) Root. C) Flower. D) Stem. Show Answer Correct Answer: A) Leaves. 14. How would you expect increasing the humidity to affect the rate of transpiration? A) Increase it. B) Decrease it. C) No change. D) Can't predict. Show Answer Correct Answer: B) Decrease it. 15. Water moves through xylem by active transport from the roots to the leaves. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 16. What is the function of lignin deposits in the walls of xylem vessels? A) Enable water to move more easily through the xylem. B) Enable mineral salts to move more easily through the xylem. C) Provide mechanical support to the xylem. D) Make the xylem bitter so animals don't eat it. Show Answer Correct Answer: C) Provide mechanical support to the xylem. 17. Casparian strip on endodermis cell are made of A) Lignin. B) Pectin. C) Suberin. D) Cellulose. Show Answer Correct Answer: C) Suberin. 18. Sink is any cell that ..... A) Stores sugar. B) Makes sugar. C) Excretes sugar. D) Give sugar. Show Answer Correct Answer: A) Stores sugar. 19. Which statement correctly identifies the substance and direction it is transported in the phloem? A) Water, only upwards. B) Water, up and down the plant. C) Glucose, only upwards. D) Glucose, up and down the plant. Show Answer Correct Answer: D) Glucose, up and down the plant. 20. What is being removed in a 'ringing' experiment? A) Xylem. B) Phloem. C) Root hair. D) Cortex. Show Answer Correct Answer: B) Phloem. 21. Sugars made in leaves are transported in: A) Xylem. B) Phloem. C) Chloroplast. D) Stomata. Show Answer Correct Answer: B) Phloem. 22. From which structures does water evaporate before leaving the leaf? A) Chloroplasts. B) Mesophyll cells. C) Guard cells. D) Xylem vessels. Show Answer Correct Answer: B) Mesophyll cells. 23. What is the direction of water movement when the water potential in the soil is higher than in the root hair cells? A) Soil to root hair cells. B) Root hair cells to soil. C) Cortex to root hair cells. D) Xylem to soil. Show Answer Correct Answer: A) Soil to root hair cells. 24. Within xylem vessel, adjacent vessel elements do not have ..... between them, and this will ensure ..... flow of materials within the xylem A) Division walls, differentiated. B) Cross walls, uninterrupted. C) Cross walls, interrupted. D) Sieve plates, uninterrupted. Show Answer Correct Answer: B) Cross walls, uninterrupted. 25. Assimilates or sugars, move from one part of the plant to another by A) Transpiration. B) Translocation. C) Evacuation. D) Innundation. Show Answer Correct Answer: B) Translocation. ← 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