Transport in Pl...

Which of the following is correct about symplast?

Water moves from a cell with ________ water potential to a cell with ________ water potential.

Mark out the incorrect statements.
i) Bulk flow can be achieved through a positive hydrostatic pressure.
ii) Bulk flow can achieved through a negative hydrostatic pressure.
iii) Plasmolysis usually occurs in nature
iv) Imbibition also involves diffusion of water.

Dry seeds when placed in water swells due to?

Swelling up of raisins when kept in water is due to 

Which of the following statements about the mass flow hypothesis is wrong?

They are pipe-like, consisting of a group of specialised cells. They transport substances and form a two-way traffic in plants. Which of the following terms qualify for the features mentioned above? 

Which among the following have specialized tissue for conduction of water ?
i.  Thallophyta
ii. Bryophyta
iii. Pteridophyta
iv. Gymnosperms

If the xylem vessels of a plant are plugged:

At atmospheric pressure a solution has $$\psi\,s = -5$$, what will the water potential be for this solution?