CORE CORE Natural Resource Management 5

Question 1

Which management strategy best addresses overabundant white-tailed deer populations damaging forest regeneration?

Accepted Answer

Issuing antlerless harvest permits to increase doe harvest

Answer

Issuing antlerless (doe) harvest permits directly reduces herd size by targeting the reproductive segment of the population, which is the most effective tool for lowering deer density.

Question 2

The North American Model of Wildlife Conservation holds that wildlife is owned by:

Accepted Answer

The citizens of the nation as a public trust resource

Answer

A cornerstone of the North American Model is the Public Trust Doctrine, which holds that fish and wildlife belong to all citizens and are managed by government agencies on their behalf.

Question 3

An invasive plant species outcompetes native vegetation in a wetland. Which consequence is most directly harmful to waterfowl?

Accepted Answer

Loss of native seed-producing plants reduces food availability

Answer

Native wetland plants typically produce seeds and invertebrate habitat that waterfowl depend on; invasive species like common reed often provide little nutritional value and reduce food sources.

Question 4

What is the role of a 'keystone species' in an ecosystem?

Accepted Answer

It has a disproportionately large effect on ecosystem structure relative to its biomass

Answer

A keystone species exerts influence far beyond what its population size would suggest; its removal causes dramatic changes to ecosystem structure and biodiversity.

Question 5

Which water quality parameter most directly indicates organic pollution and low oxygen levels in a stream?

Accepted Answer

High biological oxygen demand (BOD)

Answer

Biological oxygen demand (BOD) measures the amount of dissolved oxygen consumed by microorganisms decomposing organic matter; high BOD indicates heavy organic pollution and depleted oxygen levels.

CORE - Conservation and Outdoor Recreation Education Practice Test

CORE - Conservation and Outdoor Recreation Education Practice Test

CORE CORE Natural Resource Management 5