This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 11 Transport In Plants – Quiz 37 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 11 Transport In Plants Quiz 37 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which kind of blood is carried by the pulmonary veins? A) Oxygenated. B) Deoxygenated. C) All the above. D) None of the above. Show Answer Correct Answer: A) Oxygenated. 2. True or False:In Michael's garden, the xylem vessels of the plants provide structural support to the stems. A) True. B) False. C) Only in woody plants. D) Only in young plants. Show Answer Correct Answer: A) True. 3. Which part of the plant is responsible for the uptake of water and minerals? A) Leaves. B) Stems. C) Flowers. D) Roots. Show Answer Correct Answer: D) Roots. 4. How does an increase in temperature affect the rate of transpiration? A) Increases transpiration rate. B) Decreases transpiration rate. C) All the above. D) None of the above. Show Answer Correct Answer: A) Increases transpiration rate. 5. Which of the following statement is correct regarding root pressure? A) Majority of water transport to fulfil needs of a plant is accomplished by root pressure. B) Effect of root pressure is observed at night and early morning when evaporation is low. C) It maintains the shape and structure of the plants by keeping cells turgid. D) It is responsible for cooling of leaf surfaces upto 10 to 15 degrees. Show Answer Correct Answer: B) Effect of root pressure is observed at night and early morning when evaporation is low. 6. What structure in the endodermis prevents water leakage from the xylem vessels? A) Plasmodesmata. B) Casparian strip. C) Cortex. D) Epidermis. Show Answer Correct Answer: B) Casparian strip. 7. ..... are elongated and lignified supporting cells in the xylem. A) Lignin. B) Fibres. C) Starch. D) Cellulose. Show Answer Correct Answer: B) Fibres. 8. All of the following are involved in translocation EXCEPT: A) Living tissue. B) Thick cellulose. C) Companion cells. D) Diffusion. Show Answer Correct Answer: B) Thick cellulose. 9. Which of the following play a role in stomata closing? A) K+ pumped out of guard cell; low levels of Abscisic Acid. B) K+ is pumped out of guard cells; high levels of Abscisic Acid. C) K+ is pumped into guard cells; low levels of Abscisic Acid. D) K+ is pumped into guard cells; high levels of Abscisic Acid. Show Answer Correct Answer: B) K+ is pumped out of guard cells; high levels of Abscisic Acid. 10. The ..... absorbs nutrients from the ground. A) Leaves. B) Roots. C) Stem. D) None of the above. Show Answer Correct Answer: B) Roots. 11. Sucrose loading into phloem requires A) Active transport. B) Passive transport. C) Diffusion. D) Osmosis. Show Answer Correct Answer: A) Active transport. 12. What is the main factor that influences the rate of sugar transport? A) Movement of water. B) Rate of photosynthesis. C) Capillary action. D) Uprooting plants. Show Answer Correct Answer: B) Rate of photosynthesis. 13. Which features apply to both sieve tube and xylem vessel?1-no end walls2-no nucleus3-no cytoplasm4-dependent on companion cells for energy supply A) 1, 2, 3 and 4. B) 1, 2 and 3. C) 1 and 2. D) 2 only. Show Answer Correct Answer: D) 2 only. 14. What is the function of phloem tissue? A) Photosynthesis. B) Transport of water only. C) Transport of sucrose and amino acids. D) Structural support only. Show Answer Correct Answer: C) Transport of sucrose and amino acids. 15. Which of the following is the most acceptable theory for movement of water through plants? A) Cohesion theory. B) Passive transport. C) Root pressure. D) Capillarity. Show Answer Correct Answer: A) Cohesion theory. 16. Avery noticed that the plants in her garden were wilting. She wondered what could be causing this issue. A) Too much sunlight. B) Lack of nutrients. C) Excess water absorption. D) Loss of water without replacement. Show Answer Correct Answer: D) Loss of water without replacement. 17. In which two layers of the leaf are most active chloroplasts found? A) Palisade and spongy mesophyll. B) Epidermis and stomata. C) Xylem and phloem. D) Roots and spongy mesophyll. Show Answer Correct Answer: A) Palisade and spongy mesophyll. 18. What is translocation? 2016 Q27 A) The transport of food in the phloem tissues. B) The transport of food in the xylem tissues. C) The transport of water in the phloem tissues. D) The transport of water in the xylem tissues. Show Answer Correct Answer: A) The transport of food in the phloem tissues. 19. Xylem and Phloem are both ..... A) Transpiration. B) Absorption. C) Photosynthesis. D) Vascular tissue. Show Answer Correct Answer: D) Vascular tissue. 20. Which of these following is the function of white blood cell? A) Transport oxygen. B) Producing antibody. C) Blood clotting. D) Transport hormone. Show Answer Correct Answer: B) Producing antibody. 21. Blood flows from the vena cava into which chamber of the heart? A) Left atrium. B) Right atrium. C) Left ventricle. D) Right ventricle. Show Answer Correct Answer: B) Right atrium. 22. What vessels carry the blood back to the heart? A) Arteries. B) Veins. C) An aorta. D) Capillaries. Show Answer Correct Answer: B) Veins. 23. Which force causes water molecules to stick to each other by hydrogen bonds? A) Tension. B) Adhesion. C) Cohesion. D) Gravity. Show Answer Correct Answer: C) Cohesion. 24. How does the mineral ions from the soil enter the roots? A) By osmosis. B) By passive transport. C) By active transport. D) None of the above. Show Answer Correct Answer: C) By active transport. 25. Which of the following is correct about facilitated and Active transport? A) Both need energy. B) Both need no ATP. C) Both use carbohydrates to move the molecules across the membrane. D) Both need carrier proteins which are sensitive to inhibitors that react with protein side chains. Show Answer Correct Answer: D) Both need carrier proteins which are sensitive to inhibitors that react with protein side chains. ← 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