When the temperature of a soil becomes $1^o C$,then

  • A
    Absorption of water increases
  • B
    Absorption of water decreases
  • C
    Passive absorption of water remains unaffected
  • D
    Absorption of salt increases

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Similar Questions

According to one vital force theory,the ascent of sap is due to the active pulsation of the innermost layer of the cortex. This theory was proposed by:

The water rises in a straw due to suction; this is due to:

Which of the following are objections to the root pressure theory of ascent of sap in plants?
$I$. It is not applicable to plants taller than $20 \ m$.
$II$. Ascent of sap occurs even in the absence of a root system.
$III$. Root pressure is almost zero in tall gymnosperms.
$IV$. Root pressure is the only mechanism explaining the ascent of sap.
$V$. Root pressure is not developed in actively transpiring plants.

Give scientific reasons:
$(1)$ Ascent of sap is done by $Xylem$ tissue.

Which of the following is responsible for the transport of water and minerals from roots to stems,leaves,flowers and fruits in rooted plants?

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