In plants,active absorption usually does $NOT$ occur when . . . . . . .
- Astomata are open
- Bstomata are closed
- Ctranspiration stops
- Dit is night time
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Read the following statements and choose the correct answer from the options given below.
Medium
View SolutionIdentify the correct statements from the following:
$I-$ Xylem transports only inorganic nutrients.
$II-$ Phloem transports only organic materials.
$III-$ There is an exchange of materials between xylem and phloem.
$IV-$ In xylem,inorganic nitrogen is present along with organic nitrogen in the form of amino acids and other components.
$V-$ Organic phosphorus and sulfur are also found in xylem tissue.
$I-$ Xylem transports only inorganic nutrients.
$II-$ Phloem transports only organic materials.
$III-$ There is an exchange of materials between xylem and phloem.
$IV-$ In xylem,inorganic nitrogen is present along with organic nitrogen in the form of amino acids and other components.
$V-$ Organic phosphorus and sulfur are also found in xylem tissue.
Medium
View SolutionGuttation usually occurs when the plant is put
Medium
View SolutionThe phenomenon of guttation:
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View SolutionWhat is released during guttation?
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