DENDROLOGY AND SOCIETY
PLANT CLASSIFICATION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What are openings or pores in leaves where gases come in and out of the leaf?
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xylem
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phloem
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chloroplasts
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stomata
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Explanation:
Detailed explanation-1: -Stomata are the small openings present on the inner surface of the leaves. Stomata can be opened and closed. During the night when no photosynthesis takes place, the plant breathes in oxygen and breathe out carbon dioxide through stomata. The plant loses water in the form of vapour through stomata.
Detailed explanation-2: -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. From: Introduction to Forestry and Natural Resources, 2013.
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