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प्रश्न
Choose the correct answer:
The water is translocated upwards from the roots through _____________
विकल्प
xylem
phloem
pith
endodermis
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उत्तर
The water is translocated upwards from the roots through xylem
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संबंधित प्रश्न
the exact location of the Lenticels
What are root hair? Mention the function performed by the root hair.
The diagram given below represents a plant cell after being placed in a strong sugar solution. Guidelines 1 to 5 indicate the following:
1. Strong sugar solution
2. Cell wall
3. Protoplasm
4. Large vacuole
5. Nucleus
Study the diagram and answer the questions that follow:
(i) What is the state of the cell shown in the diagram?
(ii) Name the structure which acts as a selectively permeable membrane.
(iii) If the cell had been placed in distilled water instead of strong sugar solution which feature would not have been present?
(iv) If the cell in the diagram possessed chloroplasts where would these be present?
(v) Name any one feature of this plant cell which is not present in animal cells.
Choose the correct answer:
Meaning of ascent of sap is ____________
The below figure shows a root hair:
(i) Label the parts 1 to 4.
(ii) What is the role of part 4?
(iii) Why is the root hair one-celled?
(iv) What will happen to the root hair if some fertilizer is added to the soil near the root hair?
Fill in the Blank
Leaves get wilted if _________ is removed from the plant.
Describe structure of root hair.
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?
Explain about the factors that affect water absorption.
