Some instances water absorption appears to take place through the mediation of forces which originate in the root itself. Such a process is called active water absorption. It is operative in the form of root pressure, bleeding and guttation. Root Pressure: Roots of plants absorb water from the soil. Water thus absorbed is exuded in […]
Active Water Absorption | Plant Physiology
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Guttation in Plants | Plant Physiology
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In several plants the root pressure is manifested as guttation which is the exudation of droplets of water from the margin and tips of leaves (Fig. 8-1). The exudation takes place through groups of leaf cells called hydathodes. The energy involved in secretion of water is supplied by these glandular cells themselves. In a leaf […]
Study Notes on Soil | Plant Physiology
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The below mentioned article provides a study note on soil. Soils constitute complex natural formations on the earth surface and are made up of five components, soil water, minerals, organic material, air and living organisms. The chief function of the soil is to give physical support, help the plants to attach and supply them different […]
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