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प्रश्न
Very short answer question.
What is osmotic pressure?
Explain the term osmosis.
उत्तर
i. The pressure exerted due to osmosis is called osmotic pressure.
ii. Osmotic pressure is a pressure of the solution, which is required in opposite direction, so as to stop the entry of solvent molecules into the cell.
OR
Osmotic pressure of a solution is equivalent to the pressure which must be exerted upon it to prevent flow of solvent across a semipermeable membrane.
संबंधित प्रश्न
fill in the blanks with suitable functions: Xylem and __________.
The diagram given below represents an experimental set – up to demonstrate a certain process. Study the same and answer the questions that follow:
what would you observe in the experimental set-up after an hour or so?
The diagram given below represents an experimental set – up to demonstrate a certain process. Study the same and answer the questions that follow:
Keeping in mind the root- hair, cell and its surroundings, name the parts that correspond to
(1) concentrated sugar solution
(2) parchment paper and
(3) water in the beaker.
The diagram given below represents an experimental set – up to demonstrate a certain process. Study the same and answer the questions that follow:
Name any other substance that can be used instead of parchment paper in the above experiment.
Osmosis is a property of ______.
Answer the following question.
Define and or explain the term:
Diffusion
Answer the following question.
Define and or explain the term:
DPD
Cell wall is _______.
Aquaporins (water channels) are involved in ______ type of transport.
Which of the following means of transport need expenditure of ATP?
