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प्रश्न
Most plant cells and tissues constitutes _____ % water.
विकल्प
90-95 %
70-80 %
10-25 %
0-20 %
उत्तर
Most plant cells and tissues constitutes 90-95%% water
संबंधित प्रश्न
Mention whether the following statement is true or false. Correct the false statement by altering the last word only.
Xylem is the water conducting tissue in plants.
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.
Root hairs become flaccid, when fertilizers are added to the moist soil around it. Explain.
A few RBC’s were kept in three test tubes containing isotonic, hypotonic and hypertonic solutions. What will be the expected observations after a few hours? Explain.
Name the following:
Root hairs are the extension of which cells.
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.
Which part of the root helps in the maximum absorption of water and minerals?
