TREE MORPHOLOGY AND ANATOMY
ROOT SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which of the following is a hair-like appendage for protection, secretion, and others?
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Thorns
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Trichomes
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Sclereids
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Fibers
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Explanation:
Detailed explanation-1: -Trichomes are the epidermal hairs that grow on the plant’s stem. Unicellular trichomes, which look like hairs, can be seen in dicot stems. It is not present in monocot stems. When insects come into touch with the plant leaves, some trichomes produce mucilage that traps them.
Detailed explanation-2: -The epidermal tissue system develops from the protoderm layer (primary meristem layer). The epidermal tissue system consists of the epidermis, stomata, cuticle and the epidermal appendages like root hair and trichomes(stem hair).
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