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प्रश्न
The process by which root hairs absorb water from the soil.
उत्तर
Osmosis
APPEARS IN
संबंधित प्रश्न
Study the experimental setup in the figure and then answer the question that follow.
What is meant by 'semipermeable membrane'?
The diagram given below represents the result of an experiment conducted on two freshly taken shoots of a green herbaceous plant. The lower ends dip in the water.
(i) What is the aim of the experiment?
(ii) Some parts of the stem in both the shoots have been removed. Name the conducting tissue in shoot A and in shoot B, that has been removed.
(iii) What are the results of this experiment?
Give Technical Term for the following.
The tissue responsible for the ascent of sap in plants.
Multiple Choice Question:
Process of endosmosis stops:
Multiple Choice Question:
Water will be absorbed by the root hairs when:
A thin strip of epidermal cells of a leaf was observed in a drop of water. They all looked turgid and normal.
(a) Draw a diagram of such a cell.
(b) Draw a diagram of a cell if this strip is transferred to a strong concentrated solution of sugar. What is term used for the effect on the cells ?
Multiple Choice Question:
The most widely accepted theory for ascent of sap is ______.
Root hair is ________ extension of epiblema cells.
Epiphytic plants like orchids absorb water vapours from air with the help of epiphytic roots having special tissue called ____________.
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?
