Advertisements
Advertisements
Question
Study the experimental setup in the figure and then answer the question that follow.
What is meant by 'semipermeable membrane'?
Advertisements
Solution
A semipermeable membrane is a membrane which allows the passage of molecules selectively. It allows a solvent such as water molecules to pass through it freely but prevents the passage of the solute (sugar or salt molecules in solution).
RELATED QUESTIONS
Differentiate between the following:
Guttation and bleeding
Choose the correct answer:
Wilting of plants occurs when ____________
Mention whether the following statement is true (T) or false (F) and give an explanation in support of your answer.
If the phloem of a twig is removed keeping the xylem intact, the leaves of a twig wilt.
Study the experimental setup in the figure and then answer the question that follow.
What will you observe in the setup after about half an hour? Give reasons for your answer.
Fill in the Blank
Leaves get wilted if _________ is removed from the plant.
Multiple Choice Question:
The most widely accepted theory for ascent of sap is ______.
Root hair is ________ extension of epiblema cells.
Root hairs are ______
Which part of the root helps in maximum absorption of water and minerals?
They are pipe-like, consisting of a group of specialised cells. They transport substances and form two-way traffic in plants. Which of the following terms qualify for the features mentioned above?
