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Class 11 Biology Chapter 11 Transport In Plants Quiz 14 (25 MCQs)

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1. Which of the following is NOT a factor that affects the rate of transpiration?
2. Excessive transpiration can lead to softening of plant tissues.
3. What is the process called when water evaporates from the leaves or stems of a plant?
4. The type of cambium tissue between xylem and phloem tissue in plants
5. Aphid stylet experiment has to be done together with ..... to confirm that sucrose is transported in the phloem.
6. How does water primarily move through the plant?
7. The active uptake of many ions occurs at the roots of green plants. If the respiratory enzymes of the roots of a plant are poisoned, at which of the following tissues of the roots would the movement of ions be totally stopped?
8. Most water evaporates from which tissue in the leaf?
9. How does water enter the roots from the soil?
10. Identify the tissue used as a packing tissue between more specialised structures. It is metabolically active and may have a variety of functions.
11. All arteries carry oxygenated blood.
12. Which part of a root hair cell is partially permeable?
13. The bulk movement of a substance, such as water in the xylem is known as:
14. Which route is blocked by the Casparian strip in the endodermis?
15. The cell sap in the root hair is said to be of .....
16. The Na+/K+ pump of nerve cells
17. Example of a macro nutrient
18. Which of the following is not transported in plants?
19. Avery is conducting an experiment in the school garden to understand how plants lose water. She wants to measure the transpiration rate of a particular plant. What equipment should she use to measure this rate?
20. A cell increases in volume of the external medium is
21. What substance strengthens the xylem cells?
22. Fill in the blank:The pressure created by water entering the tissues of a root can push water upward in a plant stem. This is known as .....
23. Ignoring all other factors, what kind of day would result in the fastest delivery of water and minerals to the leaves of a tree?
24. How is sugar transported in the plant?
25. How does the structure of root hair cells help their function?
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