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Class 11 Biology Practice Test: Transport in Plants - Phloem Transport
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Class 11 Biology Practice Test: Transport in Plants - Phloem Transport
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10 Questions

1. The phloem sap consists of _________
2. Sucrose is translocated through phloem can be demonstrated by ________
3. Sugar solution flows from region of low turgor pressure to region of high turgor pressure.
4. Who gave the mechanism of pressure flow hypothesis?
5. Which is the most accepted mechanism for the translocation of sugars from source to sink?
6. Which condition develops during the process of loading at the phloem tissue?
7. Statement A: Xylem is multi-directional in nature.
Statement B: Phloem is unidirectional in nature.
8. Statement A: The process of phloem loading is an active process.
Statement B: The process of phloem unloading is a passive process.
9. The source and sink relationship is variable.
10. Define exudation.