Like animals, plant also is
a living thing so many wastes are produced in its body too during different processes and plant needs to eliminate these. As the plants don't urine then how does it remove harmful substances from its body?As oxygen is produced as a by-product during the photosynthesis process and the carbon dioxide is produced in the respiration process and how are these gases removed from the plants? A plant eliminates the carbon dioxide oxygen through the stomata in the leaves and the excess water absorbed by the roots is also lost through stomata via transpiration. The plant store many wastes in the leaves, fruits etc. Hence the plants shed leaves to get rid of these ways. The fruits fall down from the trees once ripe.
You know the malic acid in the apple, citric acid present in the lemon, and the tartaric acid in the tamarind are actually the wastes of the plant.
Some plants store the waste in the fruit. A fruit falls down from the tree once it is ripe. Few of the ways of the plant are valuable to us.
The gum, raisin, latex etc which we get from plants are actually the waste of the plants. The rubber is obtained from the latex of the rubber tree this ways comes out of the bark of the rubber tree as a liquid which we call latex. Also the raisin is used in the paints varnishes adhesives etc. It is obtained as a viscous liquid exuded by the plants like the pine tree.
Apart from these ways, the plant roots also sometimes excrete waste materials.

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