This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 11 Transport In Plants – Quiz 41 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 11 Transport In Plants Quiz 41 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Water transported from stems to leaves through what? A) Xylem. B) Phloem. C) Stems. D) Roots. Show Answer Correct Answer: A) Xylem. 2. The stomata is also used in photosynthesis and respiration. A) True, carbon dioxide & oxygen go through it. B) True, glucose goes through it. C) False. D) None of the above. Show Answer Correct Answer: A) True, carbon dioxide & oxygen go through it. 3. The plant transport system is made up of ..... types of tubes. A) 1. B) 2. C) 3. D) Many. Show Answer Correct Answer: B) 2. 4. A ..... is commonly used in quantitative transpiration experiments. A) Photometer. B) Barometer. C) Pedometer. D) Potometer. Show Answer Correct Answer: D) Potometer. 5. When the humidity is high, in other words, when there is a lot of water vapour in the air, the water potential gradient between the inside of the leaf and the atmosphere is shallow (basically not a big difference in water content between the inside and outside of the leaf). In this situation, the rate of transpiration will be low. A) True. B) False. C) No clue. D) None of the above. Show Answer Correct Answer: A) True. 6. Stomata- A) Control the opening of guard cells. B) Are covered by a waxy cuticle. C) Are usually most abundant on the upper epidermis of a leaf. D) Close when water is being lost at a very high rate. Show Answer Correct Answer: D) Close when water is being lost at a very high rate. 7. Loss of water from the stomatal pore causes ..... A) Transpirational pull. B) Adhesion between water molecules and xylem wall. C) Water movement by symplast pathway. D) Translocation. Show Answer Correct Answer: A) Transpirational pull. 8. The place where an animal lives is called its ..... A) Forest. B) Climate. C) Field. D) Habitat. Show Answer Correct Answer: D) Habitat. 9. Which chamber of the heart has the thicker muscular walls? A) Left atrium. B) Left ventricle. C) Right atrium. D) Right ventricle. Show Answer Correct Answer: B) Left ventricle. 10. Which side of the heart pumps oxygen-rich blood to the rest of the body? A) Right. B) Left. C) All the above. D) None of the above. Show Answer Correct Answer: B) Left. 11. What is the primary role of leaves in a plant? A) Absorbing water. B) Photosynthesis. C) Storing nutrients. D) Supporting the plant. Show Answer Correct Answer: B) Photosynthesis. 12. Xylem contributes to the mechanical strength of plants because of the presence of ..... A) Suberin. B) Lignin. C) Large lumen. D) Cross walls. Show Answer Correct Answer: B) Lignin. 13. How does water move from the roots to the leaves in plants? A) By gravity pulling it upward. B) Through xylem vessels. C) By the plant's energy. D) Through phloem vessels. Show Answer Correct Answer: B) Through xylem vessels. 14. Identify the type of carbohydrate transported in the phloem. A) Glucose. B) Sucrose. C) Starch. D) Maltose. Show Answer Correct Answer: B) Sucrose. 15. Companion cells can be found in all the following locations except ..... A) Root. B) Leaf epidermis. C) Stems. D) Tree trunks. Show Answer Correct Answer: B) Leaf epidermis. 16. What is defined as the loss of water vapour from plant leaves by evaporation of water at the surfaces of the mesophyll cells followed by diffusion of water through the stomata? A) Translocation. B) Transpiration. C) Gas exchange. D) Cohesion. Show Answer Correct Answer: B) Transpiration. 17. What is a function of phloem but not xylem? A) Supporting the plant. B) Transporting amino acids. C) Transporting mineral ions. D) Transporting water. Show Answer Correct Answer: B) Transporting amino acids. 18. Which one / ones is / are correct? A) Smaller substances diffuse faster. B) Hydrophilic substances cannot pass through the cell membrane due to lipid present in the cell membrane. C) Diffusion is rapid over short distance but extremely slow over long distance. D) All. Show Answer Correct Answer: D) All. 19. A student extracs liquid from the phloem tissue of a plant. They test the liquid for the presence of sugars. Which form of sugar will they find in the liquid? A) Glucose. B) Maltose. C) Sucrose. D) Starch. Show Answer Correct Answer: C) Sucrose. 20. How does a decrease in light intensity 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: B) Decreases transpiration rate. 21. What process transports minerals from the soil to root cells when the soil has a lower mineral concentration than the root cells? A) Diffusion. B) Osmosis. C) Active transport. D) Passive transport. Show Answer Correct Answer: C) Active transport. 22. Sophia is observing the plants in her garden on a windy day. She wonders how the wind speed affects the transpiration rate of her plants. A) Has no effect. B) Only affects temperature. C) Decreases transpiration rate. D) Increases transpiration rate. Show Answer Correct Answer: D) Increases transpiration rate. 23. Which two components make up vascular tissue? A) Xylem and Phloem. B) Roots and Leaves. C) Stems and Flowers. D) Chlorophyll and Stomata. Show Answer Correct Answer: A) Xylem and Phloem. 24. Which component of blood is responsible for carrying oxygen? A) Red blood cell. B) White blood cell. C) Platelets. D) Plasma. Show Answer Correct Answer: A) Red blood cell. 25. Water and minerals move upward from the root to the rest of the plant in this vascular tissue. A) Root. B) Xylem. C) Leaves. D) Phloem. Show Answer Correct Answer: B) Xylem. ← 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