Unit 4 Land Use CANVAS APES

Which of the following is not a basic category of land use?

• fishery

• residential

• commercial

• wilderness

Seed-tree cutting refers to a method for harvesting trees in which:

• All trees are cut except a few trees left for seed production.

• Only trees producing lots of seeds are cut.

• Only small seedlings are cut.

• Trees are cut for both their wood and their seeds.

The largest state park in California is:

• Anza-Borrego.

• Lassen.

• Big Basin Redwoods

• Hearst San Simeon

A change in the loading rates of biostimulatory nutrients can create an ______ growth of bacteria and algae and place a ______ stress on aquatic organisms.

• over; chemical

• over; biological

• over; physical

• under; chemical

In performing a wetland delineation, you discover a depression at the top of a hill where trees have thickened trunks and shallow roots.

• Indicates the presence of wetlands based on the high water table

• Indicates the presence of a wetland based on hydrophytic vegetation

• Indicates the presence eof wet;lands based on hydric soil

• negates the existence of inland wetland

According to the Wilderness Act of 1964, a wilderness area:

• has no permanent structures.

• has limited lodging facilities.

• is off-limits to humans.

• can only be established in a forested area.

Salmon are sometimes raised in captivity and then later released. This aquaculture method is known as:

• fish ranching.

• fish farming.

• fish schooling

• purse-seine fishing.

Which of the following illustrates a utilitarian value of biodiversity?

• Plants remove carbon dioxide from the air and produce oxygen

• A diverse ecosystem maintains genetic diversity

• Humans rely on biodiverse ecosystems for recreation

• Diverse ecosystems are beautiful and encourage meditation and reflection

Many researchers estimate that the current rate of extinction is up to ______ times higher than the background extinction rate.

• 100

• 10,000

• 1,000

• 10

Why do logging companies prefer clear-cutting to other methods?

• It provides the maximum return for the amount of time spent.

• It opens land for recreational use

• It prevents soil erosion from tractor disturbance

• It supports biodiversity because clear-cut forests can be replanted with a variety of GMO species.