FORESTRY
PLANT AND WOOD ANATOMY
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Spot the correct statement from the following
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Phelloderm comprises Phellem, Phellogen and Periderm
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Cork is impervious due to deposits Lignin in the cells
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Bark refers to periderm and secondary phloem
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Sapwood is involved in conduction of water and minerals from root to leaf
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Explanation:
Detailed explanation-1: -Both outer and inner bark is formed by the vascular cambium. The outer bark contains secondary xylem whereas the inner bark contains secondary phloem. The inner bark accumulates dead tissues and the outer bark sloughs off dead tissues.
Detailed explanation-2: -In botany, the bark is the outer covering of the stems and the roots of woody plants, especially of trees. Its three major components are (1) periderm, (2) cortex, and (3) phloem. The periderm is the layer of the bark that is exposed to the environment. It is composed of the cork, the cork cambium, and the phelloderm.
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