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Class 11 Biology: Transport in Plants
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MCQs on plants transportation basics, transport means, plant-water relations, water long distance transport, transpiration, mineral nutrients transport and phloem transport.

Class 11 Biology: Transport in Plants
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25 Questions

1. Sucrose is translocated through phloem can be demonstrated by ________
2. Plants lose water mainly by the process of _____
3. Which kind of transport is present in xylem?
4. Water entering roots through diffusion is a ____________
5. Plants obtain hydrogen from _________
6. Vascular bundle is composed of _________
7. The space between the cell wall and the shrunken protoplast in a plasmolysed cell is occupied by ________
8. Which of the following is not a function of stomata?
9. Bulk flow system occurs as a result of difference in ________
10. Imbibition is commonly seen in _____
11. The greater concentration of water in a system leads to _________
12. The theory proposed to explain the mechanism of stomatal movement?
13. The extensions of root epidermal cells which increase the surface area for absorption are called as _______
14. Diffusion is mainly a ________
15. Pressure potential is ________
16. Statement A: Active transport of molecules is an uphill movement.
Statement B: Simple diffusion is non-selective process.
17. The pathway of absorption of water involving system of interconnected protoplasts is _______
18. Which among the following is not the property of proteins present in the membrane that support facilitated diffusion?
19. Nitrogen cannot travel in plants in form of _________
20. The pressure built up against the cell wall of a plant cell due to diffusion of water causes the cell to become _________
21. The small diameter of the tracheary elements increases ___________
22. The unit of water potential is_________
23. Root system in a plant develops well when __________
24. Which potential is considered of negligible value?
25. The phloem sap consists of _________