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| Q. |
Sapwood consists of |
| A. | Innermost annular rings around the pith |
| B. | Portion of timber between heartwood and cambium layer |
| C. | Thin layers below the bark |
| D. | Thin fibre which extends from the pith outwards and holds the annular rings together |
| Answer» B. Portion of timber between heartwood and cambium layer | |
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