Question

1. the most important commercial species of trees in the united states is a. oak. b. douglas fir. c. redwood. d. walnut. 5. about 75 percent of the wood for plywood is harvested from the____forest region. a. northern coniferous b. central broad - leaved c. hawaiian d. pacific coast 6. a forest that has never been harvested is called a. virgin. b. hardwood. c. clear cut. d. seedling. 7. the seed - tree method of harvesting a. cuts all trees over a certain diameter. b. cuts all trees under a certain diameter. c. cuts about one - third of the trees in a woodlot. d. cuts all but a few trees left for seed. 8. which of the following was not stated as a property of wood? a. nail - holding ability b. bending strength c. color d. surface characteristics 9. the yearly demand for wood products in the united states is about__cubic feet. a. 19 billion b. 23 billion c. 190 billion d. 253 million 10. in a woodlot with even - aged trees, the lot usually needs to be thinned when the trees are__years old. a. 1 to 5 b. 5 to 10 c. 10 to 15 d. 15 to 30 b. matching 1. tree a. thin layers of wood glued together 2. shrub b. wood from conifers 3. woodlot c. small, multistemmed plant 4. veneer d. management of wooded land 5. plywood e. wood from deciduous trees 6. lumber f. thin slices of wood 7. forestry g. small forest 8. softwood h. tree with needle - like leaves 9. hardwood i. woody, single - stem plant 10. conifer j. boards sawed from trees completion 1 of lumber is referred to as____. 2 of the estimated net growth of forests each year is lost to fire here every tree over a certain size is cut.

Explanation:

Answer:

1. b. Douglas - fir
2. d. Pacific Coast
3. a. virgin
4. d. cuts all but a few trees left for seed
5. c. color
6. b. 23 billion
7. c. 10 to 15

B.

1. i. Woody, single - stem plant
2. c. Small, multistemmed plant
3. g. Small forest
4. f. Thin slices of wood
5. a. Thin layers of wood glued together
6. j. Boards sawed from trees
7. d. Management of wooded land
8. b. Wood from conifers
9. e. Wood from deciduous trees
10. h. Tree with needle - like leaves