Environmental Science for a Changing World Module 7.1

What is a boreal forest characterized by?

• High temperatures and high annual precipitation

• Low temperatures and low annual precipitation

• Moderate temperatures and moderate annual precipitation

• Warm temperatures and distinct wet and dry seasons

Which forest layer is described as the upper layer formed where the crowns of the tallest trees meet?

• Understory

• Forest floor

• Canopy

• Emergent layer

What defines a tropical forest?

• Cold climate with high annual precipitation

• Warm temperatures year-round with high rainfall and distinct seasons

• Four seasons with moderate climate

• High altitude with low temperatures

What is the primary characteristic of the forest floor?

• Contains the tallest trees

• Contains herbaceous plants, fungi, leaf litter, and soil

• Contains small trees and shrubs

• Is the upper layer of the forest

What is deforestation?

• The planting of trees in a forested area

• The conservation of forest resources

• The net loss of trees in a forested area

• The study of forest ecosystems

Tags

NGSS.MS-ESS3-4

What does the term "hectares" refer to in the context of forest resources?

• A type of tree found in national forests

• A metric unit of measure for area

• A method of sustainable forest management

• A forest conservation program

What is the primary focus of forest ecosystem management?

• To cut down all trees in an area

• To focus on a single type of tree

• To manage the forest as a whole, maximizing various yields

• To promote ecotourism

Tags

NGSS.MS-LS2-5

What does "clear cut" mean in forestry practices?

• To selectively harvest high-value trees

• To cut down all of the trees in an area

• To harvest only the outer edges of the forest

• To plant new trees after harvesting

Tags

NGSS.MS-LS2-5

Which harvesting method involves cutting all but the best trees, which reseed the plot and are then harvested?

• Clear cut

• Strip harvesting

• Selective harvesting

• Shelterwood harvesting

What is the goal of the Multiple Use Sustained Yield Act?

• To ensure the maximum sustainable yield of specific forest products

• To balance a variety of uses in managing national forests

• To promote ecotourism exclusively

• To implement clear cutting as a standard practice