CF CF Wildlife Habitat & Biodiversity Management 2

Question 1

What is the term for a species that has a disproportionately large effect on its ecosystem relative to its abundance?

Accepted Answer

Keystone species

Answer

A keystone species exerts a structuring influence on the ecosystem that far exceeds what would be expected based on its biomass or numbers.

Question 2

Which habitat feature is most critical for black bear denning in the eastern United States?

Accepted Answer

Large hollow trees or root masses in dense cover

Answer

Black bears den in large hollow trees, root masses, or dense brush that provide insulation and concealment through winter months.

Question 3

What index is commonly used to quantify wildlife species diversity within a forest stand?

Accepted Answer

Shannon-Wiener diversity index

Answer

The Shannon-Wiener index combines species richness and evenness into a single metric widely used to measure biological diversity.

Question 4

A certified forester notices a stream-adjacent buffer strip is being proposed for timber harvest. What is the primary wildlife concern?

Accepted Answer

Loss of riparian habitat critical for amphibians, birds, and mammals

Answer

Riparian buffers provide unique structural and moisture conditions used disproportionately by amphibians, songbirds, and mammals for breeding and foraging.

Question 5

Which practice most directly benefits neo-tropical migratory songbirds nesting in US forests?

Accepted Answer

Maintaining large blocks of interior forest with minimal edge

Answer

Many neo-tropical migrants are area-sensitive interior forest species that decline with increased fragmentation and edge effects.

(CF) Certified Forester Exam Practice Test

(CF) Certified Forester Exam Practice Test

CF CF Wildlife Habitat & Biodiversity Management 2