What are malacophyllous? What is the reason of their fleshy nature.
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Answer:
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Let us make an in-depth study of the categories of xerophytes and its physiological adaptation.
The xerophytes are classified into three categories. The three categories of xerophytes are:
(1) Ephemeral Annuals
(2) Succulent Perennials and
(3) Non-Succulent Perennials.
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Inherited adaptations to abundance or scarcity of water show the pronounced effects of moisture as an environmental factor. Many plants have so modified during the course of evolution that they are able to thrive under conditions where the available soil water is comparatively small in amount and where plants without special adaptive modifications would speedily perish. Such drought-loving plants are known as xerophytes and possess several types of structural and functional modifications which result in an ability both to draw water from the soil and to retain it in the plant tissues.
Structural
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Answer:
Explanation:
Some plants shed their leaves during the dry periods to reduce loss of water through stomata. (ii) The foliage leaves of some xerophytes are thick, fleshy and leathery. They are the main storing organs. They have shining surfaces to reflect light and heat and protect plant from desiccation.
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