#Question id: 10924
#Unit 6. System Physiology – Plant
Due to damage exudation of sap from cut petioles or stems takes place they can be collected. However, quantities of collected sap are small, and the method is technically difficult. A preferable approach for collecting exuded sap is to use an
#Question id: 11047
#Unit 6. System Physiology – Plant
As plants absorb water from the soil, they deplete the soil of water near the surface of the roots, This depletion due to
#Question id: 11048
#Unit 6. System Physiology – Plant
In vascular plants, phloem is the living tissue that transports the soluble organic compound made during photosynthesis in the form of sugar, The phloem tissue is made up of cells called phloem elements. Which of the following given phloem elements are directly involved in translocation?
#Question id: 11049
#Unit 6. System Physiology – Plant
Match the CORRECT combination of the phloem elements with its function.
| PHLOEM ELEMENTS | FUNCTIONS |
| P) sieve tube elements | i) for protection and strengthening of the tissue |
| Q) sieve cells | ii) store and release food molecules |
| R) companion cells | iii) food translocation in angiosperm |
| S) Phloem parenchyma cells | iv) latex containing cells |
| T) Phloem fibers and sclereids | v) help in flow of solute and show |
| U) laticifers | vi) food translocation on gymnosperm |
#Question id: 11050
#Unit 6. System Physiology – Plant
Three dimensional reconstructions of Arabidopsis sieve plates using a staining technique that can be used to image entire plant organs and Open sieve pores are visible as well as callose plug are also visible which technique used to analyze
#Question id: 11524
#Unit 6. System Physiology – Plant
Which of the following is consider as a first plant hormone ?