WOOD PARTS AND ANATOMY Test your knowledge! Use the information you learned in "Wood Parts and Anatomy" to answer the quiz questions below. Good Luck! Which of the trees below is a Softwood? A B Click on the heartwood below. What causes knots? Sap stuck in the tree An insect wound An overgrown branch Rays Aliens Which of the following statements about Phloem is true? Phloem carries water and nutrients from the roots to the rest of the tree. Phloem carries sugar from the leaves to the rest of the tree. Phloem protects trees from insect attacks. Phloem performs photosynthesis to make food and sugar for the tree. Phloem moves sap to the center parts of the tree. What causes the lighter flecks in this piece of oak wood? Rays Xylem Knots Cambium Insects What part of a tree makes new wood cells? Vessels Xylem Knots Cambium Bark Which of the following is not made up of xylem? Heartwood Softwood Latewood Knots Bark What does this picture represent? Softwoods Xylem Rays Roots A very thirsty person What are the large holes in this magnified piece of wood? Rays Vessels in hardwoods. Pockets of sap Vessels in softwoods. Insect wounds How can you tell how old a tree was when it was cut down? Measuring the height of the tree. Measuring the width of the trunk. Counting the rays in a cross-section cut of the tree. Counting the growth rings in a cross-section cut of the tree. Measuring the thickness of the bark. Wood Parts and Anatomy Summary

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