Tag: botany
Questions Related to botany
Two cells A and B are adjacent to each other. The cell A has osmotic pressure 13 atm and turgor pressure 5 atm, while the cell B has osmotic pressure 6 atm and turgor pressure 2 atm. the result will be
Most water flow in root occurs via apoplast as
Apoplastic movement of water occurs exclusively through the
(i) Intercellular spaces
(ii) Walls of the cells
(iii) Plasmodesmata
(iv) Cytoplasm
Although a gridled (upto bast) tree may survive for sometime, but it will eventually die because _________________.
Following are the differences between apoplast pathway and symplast pathway. Which of the given differences is/are correct?
Apoplast pathway | Symplast pathway | |
---|---|---|
(i) | It consists of non-living parts of plant body, i.e., cell walls and intercellular spaces. | It consists of living parts of plant body, i.e., protoplasts connected by plasmodesmata. |
(ii) | There is little resistance in the movement of water | Some resistance occurs in the movement of water through symplast |
(iii) | It is slightly slower | It is faster |
(iv) | Metabolic state of root directly affects apoplast pathway | Metabolic state of root does not affect symplast pathway |
In which of the following pathways, movement of water occurs from one cell to another cell through plasmodesmata?
Terms apoplast and symplast were first used by
Choose the correct answers from the alternatives given.
If cell A with OP = 5 and TP = 4 is surrounded by cells with OP = 3 and TP = 1, what will be the direction of water movement?
The transportation of water and minerals from the root to the leaves is known as ________
Which is shown by the experiment Ascent of sap?