FM Forest Planning & Resource Management 3

Question 1

What is the purpose of a 'site index' in forest management planning?

Accepted Answer

Estimating site productivity based on the height of dominant trees at a reference age

Answer

Site index is a measure of forest site productivity expressed as the expected height of dominant and codominant trees at a standard reference age (often 50 or 100 years).

Question 2

Which silvicultural system is most appropriate for shade-tolerant species that regenerate under a forest canopy?

Accepted Answer

Selection system

Answer

The selection system removes individual trees or small groups while retaining an overhead canopy, creating conditions suitable for the regeneration of shade-tolerant species.

Question 3

What does 'allowable cut' or 'allowable sale quantity (ASQ)' represent in a forest plan?

Accepted Answer

The maximum volume of timber that can be offered for sale annually on a sustained-yield basis

Answer

Allowable sale quantity (ASQ) is the maximum amount of timber scheduled to be offered for sale annually from a National Forest while maintaining long-term sustained yield.

Question 4

In watershed management, what is the 'water yield' concept?

Accepted Answer

The total streamflow produced from a watershed over a given period

Answer

Water yield refers to the total quantity of streamflow (surface runoff plus subsurface flow) generated from a watershed over a defined period, often a year.

Question 5

What is 'adjacency constraint' in harvest scheduling models?

Accepted Answer

A rule limiting the harvest of stands that border recently clearcut areas until regeneration is established

Answer

Adjacency constraints in harvest scheduling prevent clearcutting stands that border recently harvested areas until the earlier cutover reaches a specified height or age, protecting visual quality and wildlife habitat.

(FM) Forest Management Certification Practice Test

(FM) Forest Management Certification Practice Test

FM Forest Planning & Resource Management 3