Relier Pairs Tree Parts Matching Version en ligne Match each tree part to the appropriate description par Samantha Foster 1 Heartwood 2 Sapwood 3 Inner Bark 4 Outer Bark 5 Cambium Dead phloem cells that protect the tree from diseases and insects. Cell layer that produces new bark (phloem) and new wood (xylem) every year. Scientific name phloem; supply line that carries food from leaves to branches, stems and roots. Composes most of the trunk and is made up of dead xylem cells; is like the backbone that supports the tree. The living xylem that transports water and nutrients up from the roots.
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