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From you kowledge of physiology can you ...

From you kowledge of physiology can you think of some method of increasing the life of cut plants in a vase ?

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(i) By adding plant growth hormones like cytokinins in the vase containing water.
(ii) Cut plant entry of air in through cut ends can be checked.
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MODERN PUBLICATION-TRANSPORT IN PLANTS-NCERT EXEMPLAR PROBLEMS(SHORT ANSWER TYPE QUESTIONS)
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  2. If one wants to find minerals and in the form they are mobilised in th...

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  3. From you kowledge of physiology can you think of some method of increa...

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  4. Do different species of plant a growing in the same area show the same...

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  5. Water is indispensable for life. What properties of water make it usef...

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  6. How is it that the intracellular level of K^(+) are higher than extrac...

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  7. Cut pieces of beetroot do not leave the colour in cold water but do so...

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  8. In a girdled plant, when water is supplied to the leaves above the gir...

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  9. Various types of transport mechanisms are needed to fulfil the mineral...

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  10. How can plants be grown limited water supply without compromising on m...

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  11. Will the ascent of sap be possible without the cohesion and adhesion o...

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  12. Keep some freshly cut flowers in a solution of food colour. Wait for s...

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  13. When a freshly collected Spirogyra filament is kept in a 10 % potassiu...

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  14. Sugar crystals do not dissolve easily in ice cold water. Explain.

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  16. What is the chemical composition of of xylem and phloem sap ?

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