Advertisements
Advertisements
Question
Name the following:
Name the process by which water enters the root hair cell.
Advertisements
Solution
Osmosis
APPEARS IN
RELATED QUESTIONS
The most appropriate characteristic of a semipermeable membrane is that
Show by a series of diagrams, the change which a plant cell will undergo when placed in
Hypertonic salt solution
Define the term:
Plasmolysis
Choose the correct answer:
Grapes when placed in a strong sugar solution shrink because of __________
Give Reasons for the following.
We gargle with saline water in case of throat infection.
In an experiment, two sets of apparatus were set up as shown below:
In A there is a concentrated sugar solution inside the thistle funnel and red ink in the water outside the funnel. In B there is a concentrated glucose solution with red ink inside the thistle funnel and water outside the thistle funnel.
In both A and B the level of liquid inside the funnels rises up the tubes. In A the sugar solution turns red and in B, the water turns red.
Study the given observations and answer these questions:

- Name the process by which red ink moves in A and B.
- Which type of pressure forces the water molecules to move towards thistle funnels and cause a rise in the water level?
- Where does this process occur in plants and animals?
- What material could be used as a semi-permeable membrane?
Fill in the Blank
The pressure which develops in the cortical cells of root which force a part of the water upward ____________.
Multiple Choice Question:
When a plant wilts, the sequence of events will be as follows:
Name the two organelles in a plant cell that contain their own genetic material and ribosomes.
