SAF Ecosystem Restoration 2

Question 1

Which concept describes the range of environmental conditions within which a restored ecosystem can maintain its structure and function despite disturbances?

Accepted Answer

Resilience envelope

Answer

The resilience envelope defines the range of conditions an ecosystem can tolerate while still recovering and maintaining its ecological functions.

Question 2

In forest restoration, what is the primary purpose of using nurse logs?

Accepted Answer

To facilitate seedling establishment by providing moisture and nutrients

Answer

Nurse logs create favorable microsites for seedling germination and establishment by retaining moisture and providing nutrients as they decompose.

Question 3

What term describes the re-establishment of a native species in an area where it has been extirpated but where suitable habitat still exists?

Accepted Answer

Reintroduction

Answer

Reintroduction specifically refers to returning a species to an area within its historical range from which it has been eliminated.

Question 4

Which fire behavior characteristic is MOST important to assess when planning a prescribed burn for ecosystem restoration?

Accepted Answer

Rate of spread

Answer

Rate of spread determines fire intensity and the area burned per unit time, which is critical for achieving restoration objectives safely.

Question 5

The 'assembly rules' concept in restoration ecology refers to:

Accepted Answer

Predictable sequences governing which species can colonize restored sites

Answer

Assembly rules describe the ecological filters and biotic interactions that determine which species can successfully establish in a community in a given sequence.

(SAF) Society of American Foresters Certification Practice Test

(SAF) Society of American Foresters Certification Practice Test

SAF Ecosystem Restoration 2