This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 11 Transport In Plants – Quiz 15 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 11 Transport In Plants Quiz 15 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What happens to the rate of transpiration if the wind speed increases? A) Transpiration rate decreases. B) Transpiration rate stays the same. C) Transpiration rate increases. D) Transpiration stops. Show Answer Correct Answer: C) Transpiration rate increases. 2. Which type of cells in the plant's xylem are responsible for the transport of water? A) Tracheary elements. B) Guard cells. C) Root hairs. D) Phloem cells. Show Answer Correct Answer: A) Tracheary elements. 3. The inorganic nutrient that is involved in the opening and closing of stomata A) Iron. B) Phosphorus. C) Potassium. D) Nitrogen. Show Answer Correct Answer: C) Potassium. 4. Which disease is caused by a deficiency of iron in the diet? A) Anaemia. B) Kwashiorkor. C) Marasmus. D) Rickets. Show Answer Correct Answer: A) Anaemia. 5. Phloem transports ..... A) Food manufactured by leaves. B) Gases. C) Water and mineral salts. D) None of the above. Show Answer Correct Answer: A) Food manufactured by leaves. 6. Which experiment can demonstrate osmosis in plant cells? A) Placing a potato slice in saltwater. B) Measuring the rate of photosynthesis. C) Observing leaf color change. D) Counting stomata under a microscope. Show Answer Correct Answer: A) Placing a potato slice in saltwater. 7. Which statement describes the phloem transport system of plants? A) It transports sugar and is lignified. B) It transports sugar and is not lignified. C) It transports water and is lignified. D) None of the above. Show Answer Correct Answer: B) It transports sugar and is not lignified. 8. Which word best completes the sentence? Water evaporates from the cells in the leaves and then diffuses out of the stomata A) Epidermal. B) Guard. C) Mesophyll. D) Xylem. Show Answer Correct Answer: C) Mesophyll. 9. The type of plant tissue responsible for transporting water and minerals in the plant is (a) A) Phloem. B) A. Xylem. C) Cambium. D) Epidermis. Show Answer Correct Answer: B) A. Xylem. 10. What is the effect of waterlog-condition on soil redox potential? A) It increases the availability of metals. B) It decreases the availability of metals. C) It has no effect on metal availability. D) It only affects Fe availability. Show Answer Correct Answer: A) It increases the availability of metals. 11. Which process carried by phloem A) Transpiration. B) Translocation. C) All the above. D) None of the above. Show Answer Correct Answer: B) Translocation. 12. Root Pressure develop due to:re-AIPMT 2015 A) 1.Increase Transpiration. B) 2.Active absorption. C) 3.Low Osmotic Pressure in the Soil. D) 4.Passive Absorption. Show Answer Correct Answer: B) 2.Active absorption. 13. Which of these contain Chlorophyll and are where Photosynthesis takes place? A) Cell Wall. B) Vacuole. C) Chloroplasts. D) None of the above. Show Answer Correct Answer: C) Chloroplasts. 14. How does water vapour in the air space leave the leaf? A) Osmosis. B) Diffusion. C) Transpiration. D) Translocation. Show Answer Correct Answer: B) Diffusion. 15. Which best describes the flow of phloem? A) Root to shoot; one direction. B) Source to sink; two directions. C) Source to sink; one direction. D) Root to shoot; two directions. Show Answer Correct Answer: B) Source to sink; two directions. 16. The pressure developed in the roots due to active absorption of water is called: A) Osmotic pressure. B) Transpiration pull. C) Turgor pressure. D) Root pressure. Show Answer Correct Answer: D) Root pressure. 17. What is the significance of stomata in plants? A) They are responsible for photosynthesis. B) They are small openings on the surface of leaves that allow for gas exchange and transpiration. C) They help in nutrient absorption from the soil. D) They protect the plant from herbivores. Show Answer Correct Answer: B) They are small openings on the surface of leaves that allow for gas exchange and transpiration. 18. What is the main function of root hairs in plants? A) To store water. B) To absorb water and minerals from the soil. C) To produce food through photosynthesis. D) To anchor the plant to the ground. Show Answer Correct Answer: B) To absorb water and minerals from the soil. 19. Process in which sucrose and amino acids are moved to the rest of plant by phloem is known as A) Transpiration. B) Respiration. C) Photosynthesis. D) Translocation. Show Answer Correct Answer: D) Translocation. 20. Which of the following is paired correctly: A) Xylem:vessels;phloem:sieve tubes. B) Xylem:sieve tubes;phloem:vessels. C) All the above. D) None of the above. Show Answer Correct Answer: A) Xylem:vessels;phloem:sieve tubes. 21. Imbibition causes- A) Increase in the volume of imbibant but no pressure development. B) Decrease in the volume of imbibant and pressure develops. C) No change in volume of imbibant but pressure develops. D) Volume of imbibant increases and pressure develops. Show Answer Correct Answer: D) Volume of imbibant increases and pressure develops. 22. Roots absorb only water from the soil. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 23. Which tissue in plants is responsible for the transport of water and minerals? A) Xylem. B) Mesophyll. C) Epidermis. D) Phloem. Show Answer Correct Answer: A) Xylem. 24. Water potential measure the tendency of water to- A) Evaporate. B) Move from one place to another. C) Condense. D) Adhere. Show Answer Correct Answer: B) Move from one place to another. 25. Cell fragments or small pieces of cells that are found in blood are called ..... A) Platelets. B) Erythrocytes. C) Leukocytes. D) Plasma. Show Answer Correct Answer: A) Platelets. ← 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