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Chapter 11: FOREST SCIENCE
Answers to Review Questions
TRUE/FALSE
1. One of the largest industries in agriculture is forestry.
2. There are more trees in the United States today than there were 100 years ago.
3. Wildlife greatly benefits from the forest industry.
4. Plants use oxygen and give off carbon dioxide in their life processes.
5. Forests aid in removing air pollution.
6. Most tree farms are located in the North.
7. Usually the trees that are cut are those that are growing best.
8. Succession is controlled by thinning the trees.
9. Preservation activists insist that as much of the old-growth timber as possible
must be preserved.
10. Succession is a very fast process.
MULTIPLE CHOICE
1. At one time, forestry was considered a
2. The forestry industry stretches from coast to coast and encompasses around
3. Each year there are close to ___ billion trees planted in the United States.
4. The reason certain types of trees dominate a region is because of a natural process
called
5. An area where all living and nonliving features depend on each other is called an
6. The legislative act giving the president power to set aside timberlands is called the
7. Young, rapidly growing trees produce more ___ than older trees.
8. One of the greatest contributions our forests make is the large amount of ___
associated with the forestry industry.
9. The leading producer of wood is
10. Operations where trees are planted in rows and are given care throughout their
growth period are called
DISCUSSION
1. How does wildlife benefit from the forest industry?
2. What is the difference between hardwood and softwood timber?
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3. What is a canopy?
4. What are the benefits of forests for animals?
5. What is the Federal Forest Reserve Act?
6. Which state is the leading producer of wood? Why?
7. Why is the harvesting of timber not really a threat to nature?
8. What is virgin timber?
9. What are the benefits of forests for humans?