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Purple cabbage leaves do not loose their...

Purple cabbage leaves do not loose their colour in cold water but they do so in boiling water because ..............

A

The plasma membrane gets killed in boiling water

B

hot water can enter the cells readily

C

the pigment is not soluble in cold water

D

the cell wall is killed in boiling water

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CHETANA PUBLICATION-PLANT WATER RELATION-Exercise
  1. Three compartments of a cell are................

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  2. An example of a not seclectively permeable membrane is...........

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  3. Purple cabbage leaves do not loose their colour in cold water but they...

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  4. Uniformly sweet taste of tea or coffee is due to ................

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  5. In plants, the semipermeable membrane allows the diffusion of.........

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  6. Water potential in a cell of root hair absorbing the water is............

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  7. To initiate plasmolysis in plant cells the salt solution uesed as........

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  8. In pickles, infection is rare due to ...................

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  9. Why plants die when overfertilized ? ..................

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  10. A plasolysed cell can be deplasmolysed by placing it in.........

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  11. Plant cell do not burst in distilled water because the cell wall is......

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  12. If a plant cell is immersed in water, the water continues to enter the...

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  13. Plant cell submerged in distilled water become .............

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  14. Turgidity in plant cells maintain by

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  15. The turgor pressure of turgid cell is equal and opposite to .............

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  16. Wooden doors swell up and get stuck up during rainy season due to .......

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  17. Many transplanted seedling may not survive because............

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  18. Write on the journey of water from soil to xylem in roots.

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  19. Casparian strips are located in ...............

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  20. The water absorption through the roots due to transpiration pull is ca...

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