Habitat Midterm Flashcards
Approximately (as a rule of thumb), how much energy in the food chain/food web is passed between trophic levels?
10%
Which of the following is considered the be the greatest threat to wildlife populations today?
Disease
Overharvesting (hunting, poaching)
Air Pollution
Habitat Loss
Species Competition
Habitat Loss
Based on the principle of biological amplification, which trophic level will have the lowest concentration of pesticides in its individuals
Primary Producer
Successional changes are naturally part of the environment and are especially profound for vegetation. Which stage of vegetation succession is the least vulnerable to minor habitat disturbance?
Climax Community
Limiting factors on the landscape determine the maximum number of individuals in a population. This concept is known as ____________. Species that have less limiting factors on a landscape will have a ____________ population.
Bioaccumulation, lower
Carrying capacity, higher
Carrying capacity, lower
Carrying capacity, higher
Select all examples/definitions of statutory laws and regulations. There may be more than on correct answer.
Forest & Fish Law
NEPA
Marine Mammal Act
Pittman-Robertson Act
SEPA
Laws written and enacted by a legislative body
All of them
When is an environmental impact statement required as part of the SEPA process? There may be more than one correct answer.
For major State actions that significantly affect the quality of the human environment
For major local government actions that significantly affect the quality of the human environment
For major Federal actions that significantly affect the quality of the human environment
For major State actions that significantly affect the quality of the human environment
For major local government actions that significantly affect the quality of the human environment
Which presidential administration enacted all of the following legislative acts?
Clean Water Act
Endangered Species Act
National Environmental Policy Act
Nixon Administration
Which of the following is the best definition for a niche?
A group of organisms of a single species that interact.
An individual’s role in its habitat
All abiotic and biotic factors for an animal community
An individual’s role in its habitat
best definition for community?
A group of plants and animals that live in a particular area.
The “taking” of an animal includes what?
Harming
Harassing
Capturing
Killing
From the JBLM Field Trip, which bird were the bird boxes we visited specifically created for?
Purple Marten
From the JBLM Field Trip, which 3 endangered species were the focal species that primarily use the oak prairie savannah?
Taylor’s checkerspot butterfly
Mazama pocket gopher
Streaked horned lark
Which Treaty established the basis for tribal fishing rights in the region of Washington?
Treaty of Medicine Creek
Which species of amphibian has a single-layer protection for their eggs in their egg masses?
American Bullfrog
Western Toad
Pacific Tree Frog
Northern Red-legged Frog
