DENDROLOGY

TREE IDENTIFICATION

PARTS OF A TREE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The tough outside layer of a tree is called ____
A
trunk
B
bark
C
inner bark
D
heartwood
Explanation: 

Detailed explanation-1: -Bark is the outermost layers of stems and roots of woody plants . Plants with bark include trees, woody vines, and shrubs. Bark refers to all the tissues outside the vascular cambium and is a nontechnical term. It overlays the wood and consists of the inner bark and the outer bark.

Detailed explanation-2: -Bark is the outside layer of wood that all trees have. Bark protects trees from harsh environmental conditions including weather, pests, disease, and damage from hungry animals. Just like leaves, bark is different across species. Some trees have thick, rough bark while others have thin, smooth bark.

Detailed explanation-3: -1) “tree skin, hard covering of plants, ‘’ c. 1300, from a Scandinavian source akin to Old Norse börkr “bark, ‘’ from Proto-Germanic *barkuz, which probably is related to birch and Low German borke. The native word was rind.

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