abeka 7th grade science section review 12.6

list five beneficial effects of a prescribed burn.

removes debris from the forest floor, eliminates undesirable plants, prepares the soil for new tree growth, destroy many disease-causing organisms, and restores wildlife foof supplies

how long does it usually take a forest to renew itself naturally?

50 years

who combined three government agencies to form the U.S. Forest Service?

Therodore Roosevelt

why would a crown fire be more destructive to a forest than a ground fire or a surface fire?

a crown fire destroys the top of trees causing it to have a difficult time recovering from the fire because of the lost of the leaves, also crown fires can easily become more dangerous if winds blow it into populated areas

what is sustainable forestry?

is means that forestry companies are working with nature to make sure forests are thriving and healthy for future generations.

what are the five major categories of tree-attacking insects?

leaf chewing, leaf mining, wood eating, sap sucking, and gall making