PLANT PHYSIOLOGY
TRANSPORT IN PLANT
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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root
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flower
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stomatal pores found in the epidermis
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fruit
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Detailed explanation-1: -Plants lose water in gaseous form or vapor form through stomata in the process of transpiration. The maximum amount of water is lost by the stomatal transpiration i.e., 50-90% water of total transpiration. Some amount of water may be lost through lenticels, bark, and cuticle.
Detailed explanation-2: -Transpiration is a process that involves loss of water vapour through the stomata of plants. The loss of water vapour from the plant cools the plant down when the weather is very hot, and water from the stem and roots moves upwards or is ‘pulled’ into the leaves.
Detailed explanation-3: -Stomata are cell structures in the epidermis of tree leaves and needles that are involved in the exchange of carbon dioxide and water between plants and the atmosphere.
Detailed explanation-4: -Evaporation from the epidermis (TJ is due to both cuticular transpiration (TJ, and evaporation from the inner walls of the epidermis into the leaf air spaces. Much of the water lost by cuticular transpiration evaporates from the outer walls of guard and subsidiary cells (e, g.
Detailed explanation-5: -Transpiration is the process by which plants lose water mainly via stomatal openings. Transpiration occurs from aerial parts of the plants such as stems, leaves, and flowers. 90% of water transpired from the plant via stomatal pores present in leaves.