Forests and Fisheries

An area with a large population of valuable ocean organisms is called a(n)

• aquaculture

• tree

• fishery

• clear-cutting

Raising fish for food in an artificial pond is known as

• aquaculture

• pond

• fishery

• ocean

Because new trees can be planted to replace trees that are cut down, forests can be

• non-renewable resources

• renewable resources

______involves cutting down only some trees in a forest and leaving a mix of tree sizes and species behind.

• Clear-cutting

• Logging

• Selective cutting

Fishing methods that have been outlawed, to manage resources for a sustainable yield, include

• using nets with a large mesh size

• poisoning fish with cyanide

• maintaining aquaculture bays

• fishing off the California and New England coasts

Erosion is on disadvantage of

• selective cutting

• sustainable yield

• certified wood

• clear-cutting

Trees help other organisms by producing oxygen and absorbing

• carbon dioxide

• carbon monoxide

• hydrochloric acid

• hydrogen peroxide

The proportion of the United States' land area made up of forests is about

• one fourth

• one half

• one third

• two thirds

This fishing method has been outlawed to help manage resources for a sustainable yield.

• Using nets with a large mesh size
• Poisoning fish
• Maintaining aquaculture bays
• Fishing off the coast of California and New England

Because new trees can be planted to replace trees that are cut down, forests can be

• non-renewable resources

• renewable resources