Forestry Unit Review

The ____­­­­­__________, whose primary function is food production, is composed of the leaves, branches, twigs, and flowers.

• Roots

• Trunk

• Crown

• Heartwood

________ is the living xylem that transports water and nutrients up from the root.

• Cambium layer

• Heartwood

• Inner Bark

• Sapwood

Tags

NGSS.MS-LS2-3

This transfers water and other nutrients from the roots to the grown. This is where the most useful wood for production is found.

• Crown

• Trunk

• Cambium Layer

• Heartwood

Underground structures that anchor the tree and take up water, nutrients and minerals from the soil.

• Roots

• Inner bark

• Outer Bark

• Trunk

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

This functions like a backbone and supports the tree. It composes most of the trunk and is made up of dead xylem cells.

• Inner bark

• cambium layer

• Sapwood

• Heartwood

The cell layer that produces new bark (phloem) and new wood (xylem) every year.

• Inner Bark

• Sapwood

• Cambium Layer

• Outer Bark

The supply line that carries food from leaves to branches, stem and roots.

• Inner Bark

• Outer Bark

• Trunk

• Sapwood

Tags

NGSS.MS-LS2-3

Dead phloem cells that protect the tree from diseases and insects.

• Inner Bark

• Trunk

• Outer Bark

• Crown

How many different products can be made from trees?

• about 200

• over 5,000

• 1,000

• 500

The tiny fibers that make up wood.

• chlorophyll

• cellulose

• glucose

• wood pulp