Biology
Name the following:
(a) The condition of a cell placed in a hypotonic solution.
(b) The process by which intact plants lose water in the form of droplets from leaf margins.
(c) The process by which water enters root hairs.
(d) The tissue concerned with upward conduction of water in plants.
(e) The term for the inward movement of solvent molecules through the plasma membrane of a cell.
(f) The process by which molecules distribute themselves evenly within the space they occupy.
(g) The pressure which is responsible for the movement of water molecules across the cortical cells of the root.
Related Questions
Addition of salt to pickles is a method of killing the bacteria by :
- Imbibition
- Diffusion
- Deplasmolysis
- Plasmolysis
Root pressure can be measured by using :
- Sphygmomanometer
- Barometer
- Manometer
- Thermometer
Give the equivalent terms for the following:
(a) Pressure exerted by the cell contents on the cell wall.
(b) The condition in which the cell contents are shrunken.
(c) Loss of water through a cut stem.
Complete the following statements:
(a) Hypotonic solution is one in which the solution kept outside the cell has …………… solute concentration than inside the cell.
(b) Active transport is one in which the ions outside the roots move in by utilising …………… .
(c) The bending movements of certain flowers towards the sun and the sleep movements of certain plants at night are examples of …………… .