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Describe briefly the three physical prop...

Describe briefly the three physical properties of water which helps in ascent of water in xylem.

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KUMAR PRAKASHAN-TRANSPORT IN PLANTS -Section-E NCERT Exemplar (Very Short Answer)
  1. A flowering plant is planted in an earthen pot and irrigated. Urea is ...

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  2. Absorption of water from soil by dry seeds increases the …..., thus he...

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  3. Water moves up against gravity and even for a tree of 20 m height, the...

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  4. The plant cell cytoplasm is surrounded by both cell wall and cell memb...

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  5. The C4 plants are twice as efficient as C3 plants in terms of fixing C...

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  6. Explain why xylem transport is unidirectional and phloem transport bi-...

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  7. Indentify the process occurring in I, II and III.

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  8. Given below in a table. Fill in the gaps.

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  9. Define water potential and solute potential.

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  10. Why is solute potential always negative ? Explain PsiW=PsiS+Psip.

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  11. An onion peel was taken and (a) placed in salt solution for five minut...

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  12. Differentiate between apoplast and symplast pathways of water movement...

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  13. How does most of the water moves within the root ?

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  14. Give the location of casparian strip and explain its role in the water...

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  15. Differentiate between guttation and transpiration.

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  16. Explain : transpiration is an unavoidable event.

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  17. Describe briefly the three physical properties of water which helps in...

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  18. A gardener forgot to water a potted plant for a day during summer, wha...

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  19. Identify a type of molecular movement which is highly selective and re...

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  20. Correct the statements. (a) Cells shrink in hypotonic solutions an...

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