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At R.H. 30% the stomata will...

At R.H. 30% the stomata will

A

Open

B

Close

C

Open in the pressure of light

D

Close in dark only

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DINESH PUBLICATION ENGLISH-TRANSPORT IN PLANTS-CHECK YOUR GRASP
  1. Margins of mature colocasia leaves appear withered/necrotic due to

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  2. Cobalt chloride paper test for transpiration was developed by

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  3. At R.H. 30% the stomata will

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  4. The term root pressure was coined by

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  5. Water present in a loam soil at field capacity is

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  6. Water potential of soil solution in common soil is

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  7. At PWP, a loam soil contains water

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  8. What prevent wall to wall (apoplast ) movement of absorbed water?

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  9. The structure present in endodermal cells of root which prevents apop...

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  10. A cell placed in hypertonic solution will :

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  11. Capillary water is present in soil interspaces with a diameter of

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  12. Xylem channels of the rootlets maintain a low water potential due to (...

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  13. A water- logged soil often causes wilting of leaves due to

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  14. Absorption of water from cut ends of stems/shoots disapproves the theo...

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  15. Ascent of sap is

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  16. The ascent of mercury column in atmometer proves

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  17. Air bubbles are formed in the rising column of water due to

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  18. Tensile strength of water in the conducting channels of plant is

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  19. Who found that overlapping cuts do not hinder ascent of sap

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  20. Value of water tension/transpiration pull developed in plants is

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