This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 11 Transport In Plants – Quiz 36 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 11 Transport In Plants Quiz 36 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A decrease in which of the following factors would normally cause the transpiration rate to increase? A) Stomatal density. B) Light intensity. C) Temperature. D) Humidity. Show Answer Correct Answer: D) Humidity. 2. What vessels carry the blood away from the heart? A) Arteries. B) Veins. C) An aorta. D) Capillaries. Show Answer Correct Answer: A) Arteries. 3. How would you expect changing the time of day to affect the rate of transpiration? A) Increase it. B) Decrease it. C) No change. D) Can't predict. Show Answer Correct Answer: D) Can't predict. 4. Force develop in cortex of root which pushes water into xylem of root soil is A) Diffusion. B) Osmotic pressure. C) Turgor pressure. D) Root pressure. Show Answer Correct Answer: B) Osmotic pressure. 5. Inorganic molecules that contained in xylem sap. A) CO$_{2 }$and amino acids. B) Magnesium and sucrose. C) Magnesium and potassium. D) CO$_{2}$ $_{ }$and zinc. Show Answer Correct Answer: C) Magnesium and potassium. 6. It is the space outside the plasma membrane within which material can disperse freely. A) Apoplast. B) Symplast. C) All the above. D) None of the above. Show Answer Correct Answer: A) Apoplast. 7. The plant transport system are made up of ..... types of vascular tissue. A) 1. B) 2. C) 3. D) Many. Show Answer Correct Answer: B) 2. 8. The uptake of ions by the plant cells against the concentration gradient is known as A) Active transport. B) Diffusion. C) None of these. D) Passive transport. Show Answer Correct Answer: A) Active transport. 9. What type of transport is used for the uptake of mineral ions in roots? A) Facilitated diffusion. B) Passive transport. C) Osmosis. D) Active transport. Show Answer Correct Answer: D) Active transport. 10. Which factors affect the rate of transpiration? A) Light Intensity, humidity, pH, wind speed. B) Humidity, temperature, pH, water. C) Light intensity, temperature, pH, wind speed. D) Light Intensity, temperature, humidity, wind speed. Show Answer Correct Answer: D) Light Intensity, temperature, humidity, wind speed. 11. What role does the phloem play in plant transport? A) Transporting water. B) Transporting nutrients. C) Transporting food. D) Transporting oxygen. Show Answer Correct Answer: C) Transporting food. 12. In which part of a leaf does most photosynthesis take place? A) Stomata. B) Palisade layer. C) Spongy layer. D) Epidermis. Show Answer Correct Answer: B) Palisade layer. 13. Transpiration helps in distributing mineral salts within the plant. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 14. It is involved in transporting prepared food from the leaves to other parts of the plants. A) Xylem. B) Phloem. C) All the above. D) None of the above. Show Answer Correct Answer: B) Phloem. 15. The sap absorbed from the soil has a high concentration of mineral salts. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: A) False. 16. Explain why it is important to keep plants in light A) Plants need light for warmth. B) If plants get light, they become more green. C) Light is produced during photosynthesis. D) Chlorophyll in plants absorb light for photosynthesis to take place. Show Answer Correct Answer: D) Chlorophyll in plants absorb light for photosynthesis to take place. 17. Explain how root hairs help plants to absorb a lot of water in a short time A) Root hairs provide a really big surface area through which water and minerals can be absorbed. B) Root hairs have some hair-like structures. C) Root hairs are water-loving. D) Root hairs store food for the plant. Show Answer Correct Answer: A) Root hairs provide a really big surface area through which water and minerals can be absorbed. 18. These are made up of group of specialised cells that conduct water, dissolved salts and food up or down the stem. A) Phloem. B) Xylem. C) Vascular bundles. D) Vessels. Show Answer Correct Answer: C) Vascular bundles. 19. What does a plant transport system transport? A) Water and food. B) Oxygen, water and food. C) Oxygen and water. D) Oxygen, carbon dioxide, food and water. Show Answer Correct Answer: A) Water and food. 20. True or False:Xylem has living conducting cells. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 21. All of the following increase the surface area available for absorption of water and minerals by a root except- A) Mycorrhiza. B) Numerous branches of root. C) Root hairs. D) None. Show Answer Correct Answer: D) None. 22. Which one of following is incorrect? A) Movement through the apoplast does not involve crossing the cell membrane. B) Water is absorbed along with mineral solutes, by the root hairs, purely by diffusion. C) Apoplastic movement is dependent on the gradient. D) Symplast is the system of adjacent cell wall. Show Answer Correct Answer: D) Symplast is the system of adjacent cell wall. 23. Transpiration has no impact on the development of the root system. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: A) False. 24. Nitrate ions are important for plants to A) Make proteins. B) Make glucose. C) All the above. D) None of the above. Show Answer Correct Answer: A) Make proteins. 25. If cell A with OP = 5 and TP = 4 is surrounded by cells with OP = 3 and TP = 1, what will be the direction of water? A) From cell A to other cells. B) From other cells to cell A. C) Water will not move. D) Water will move up. Show Answer Correct Answer: A) From cell A to other cells. ← 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