The transport of gases,hormones,photosynthates,and organic solutes in plants is:

  • A
    Multidirectional
  • B
    Unidirectional
  • C
    In two directions
  • D
    First unidirectional,then divides into many directions

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Similar Questions

Which of the following statements are correct regarding the factors affecting the absorption of water by plants?
$(i)$ In plants,the rate of water absorption is minimum at a soil temperature of $20^{\circ}C$ to $30^{\circ}C$.
(ii) The presence of capillary water is essential in the soil.
(iii) Poorly aerated soil shows a poor absorption rate.
(iv) $A$ low transpiration rate accelerates the rate of absorption of water in irrigated soil.
$(v)$ $A$ high concentration of solutes in soil water reduces the rate of absorption of water.

Match the following:
Column-$I$ Column-$II$
$(P)$ Active absorption $(1)$ Loss of water
$(Q)$ Osmotic pressure $(2)$ Plasmolysis
$(R)$ Stomata $(3)$ Minerals
$(4)$ Solute concentration

Which of the following phenomena is not associated with root pressure?

Which of the following factors affect the absorption of water by roots?

Select the correct option from the following.

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