Example or an axperiment of hydro trophism ?

Dear Student,
A common example is a plant root growing in humid air bending toward a higher relative humidity level. ... Hydrotropism is difficult to observe in underground roots, since the roots are not readily observable, and root gravitropism is usually more influential than root hydrotropism.

AIM: To demonstrate hydrotropism in plants.

PROCEDURE :
i. Plant a seedling in a vessel containing soil.
ii. Adjacent to the seedling put a porous pot containing water.
iii. Leave the set up for few days.

OBSERVATION :
iv. On examining the roots of seedlings it is observed that the roots bend towards the source of water and do not grow straight.
RESULT :
It confirms that plant shows hydrotropism as the roots bend towards the porous pot of water. As hydrotropism is a plant growth response in which the direction of growth is determined by a stimulus of gradient in water concentration.
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Regards..
 

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