This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 11 Transport In Plants – Quiz 47 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 11 Transport In Plants Quiz 47 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Arteries, except for the pulmonary artery, carry*2015 Q30 A) Deoxygenated blood away from the heart under high pressure. B) Deoxygenated blood away from the heart under low pressure. C) Oxygenated blood away from the heart under high pressure. D) Oxygenated blood away from the heart under low pressure. Show Answer Correct Answer: C) Oxygenated blood away from the heart under high pressure. 2. Bidirectional translocation of minerals takes place in A) Xylem. B) Phloem. C) Parenchyma. D) Cambium. Show Answer Correct Answer: B) Phloem. 3. The cellular components that constitute xylem vessels are called ..... , and they are joined together end to end to form long tubes that allow ..... and ..... to travel over long distance A) Vessel elements, water, assimilates. B) Vessel cells, water and assimilates. C) Transport elements, mineral ions and assimilates. D) Vessel elements, water, mineral ions. Show Answer Correct Answer: D) Vessel elements, water, mineral ions. 4. This green pigment absorbs light energy from the sun for photosynthesis A) Leaf. B) Chloroplast. C) Xylem. D) Chlorophyll. Show Answer Correct Answer: D) Chlorophyll. 5. The movement of water molecules from a high concentration of water to a low concentration of water across a partially permeable membrane- A) Osmosis. B) Diffusion. C) Active transport. D) Transpiration. Show Answer Correct Answer: A) Osmosis. 6. Sucrose is transported into companion cells through a co-transporter (carrier protein) together with which of the following? A) Amino acid. B) Proton. C) ATP. D) Glucose. Show Answer Correct Answer: B) Proton. 7. Which feature of a root hair cell increases its ability to absorb water? A) Thick cell wall. B) Presence of chloroplasts. C) Large central vacuole. D) Long and narrow extension. Show Answer Correct Answer: D) Long and narrow extension. 8. Which cells are found in xylem? A) Tracheids. B) Sieve Tubes. C) Companion cells. D) Cambium cells. Show Answer Correct Answer: A) Tracheids. 9. Which part of the plant produces glucose during photosynthesis? A) Root. B) Leaf. C) Stem. D) Bark. Show Answer Correct Answer: B) Leaf. 10. What is the attraction between water molecules and the surface of xylem tissues called? A) Adhesion. B) Cohesion. C) Capillary Action. D) Root Pressure. Show Answer Correct Answer: A) Adhesion. 11. When a plant undergoes senescence, the nutrients may be A) Exported. B) Withdrawn. C) Translocated. D) None of these. Show Answer Correct Answer: C) Translocated. 12. State two factors affecting the rate of transpiration. A) Wind and light intensity. B) Colour of leaves and soil type. C) Stem thickness and root length. D) Leaf shape and age of plant. Show Answer Correct Answer: A) Wind and light intensity. 13. The two kinds of elements present in xylem are: A) Sieve tube and vessels. B) Tracheids and vessels. C) Sieve tube and companion cells. D) Guard cells and fibres. Show Answer Correct Answer: B) Tracheids and vessels. 14. Fill in the blank:The attraction between water molecules and the walls of a plant's vessels is called ..... A) Adhesion. B) Cohesion. C) Diffusion. D) Osmosis. Show Answer Correct Answer: A) Adhesion. 15. Most chloroplast are found in the A) Palisade mesophyll. B) Spongy mesophyll. C) Epidermis. D) Xylem. Show Answer Correct Answer: A) Palisade mesophyll. 16. ..... has unidirectional conduction and ..... has bidirectional conduction. A) Phloem, xylem. B) Xylem, phloem. C) All the above. D) None of the above. Show Answer Correct Answer: B) Xylem, phloem. 17. Which one of the following is NOT a component of xylem? A) Tracheids. B) Xylem vessels. C) Sieve tubes. D) Xylem fibres. Show Answer Correct Answer: C) Sieve tubes. 18. What is the process called when water is lost through the leaves in the form of water vapor? A) Evaporation. B) Diffusion. C) Transpiration. D) Osmosis. Show Answer Correct Answer: C) Transpiration. 19. In the given scenario what will happen to the organism:salt is poured onto eggplant. A) Water will move out of the eggplant cells and the cells will shrink. B) Water will move out of the eggplant cells and the cells will swell. C) Water will move into the eggplant cells and the cells will swell. D) None of the above. Show Answer Correct Answer: A) Water will move out of the eggplant cells and the cells will shrink. 20. Which of the following facilitates opening of stomatal aperture? A) Decrease in turgidity of guard cells. B) Radial orientation of cellulose microfibrils in the cell wall of guard cells. C) Longitudinal orientation of cellulose microfibrils in the cell wall of guard cells. D) Contraction of outer wall of guard cells. Show Answer Correct Answer: B) Radial orientation of cellulose microfibrils in the cell wall of guard cells. 21. Transpiration involves the evaporation and diffusion of water vapour.What happens to the water vapour during transpiration? A) Evaporation from mesophyll cells followed by diffusion through stomata. B) Diffusion from mesophyll cells followed by evaporation through stomata. C) Evaporation from stomata followed by diffusion through mesophyll cells. D) Diffusion from stomata followed by evaporation through mesophyll cells. Show Answer Correct Answer: A) Evaporation from mesophyll cells followed by diffusion through stomata. 22. Where is xylem vessels found in plants A) Roots and stems only. B) Leaves and root only. C) Roots, stems and leaves. D) Root hair cells and veins. Show Answer Correct Answer: C) Roots, stems and leaves. 23. What is meant by the term "Translocation" ? A) The process of releasing energy from glucose. B) The process of transporting manufactured food throughout the plant. C) The process by which water is lost in the form of water vapour. D) The process by which plants make their own food. Show Answer Correct Answer: B) The process of transporting manufactured food throughout the plant. 24. Which of these contains cell sap? A) Cell Wall. B) Vacuole. C) Chloroplasts. D) None of the above. Show Answer Correct Answer: B) Vacuole. 25. Water moves more rapidly through the symplastic pathway compared to the apoplastic pathway. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: A) False. ← 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