Outermost Portion of the Wood is Known as
By BYJU'S Exam Prep
Updated on: September 25th, 2023
The outermost portion of the wood is known as-
- Cambium
- Heartwood
- Bark
- Sapwood
Answer: C. Bark
Table of content
The outermost portion of the wood is known as bark.
Solution
Pith (medulla) – It is the innermost central portion or core of the tree.
Heartwood – These are the outer annular rings surrounding the pith.
Sapwood – These are the outer annular rings in between the heartwood and cambium layer.
Cambium – It is a thin layer of sap in between the sapwood and inner bark.
Medullary rays – These are the thin radial fibres, extending from the pith up to the cambium layer holding the annular rings of the heartwood and sapwood in position.
Bark – The outermost portion of the wood is known as bark. It is the outer protective layer around the cambium layer.