Unit 3 and 4 Flashcards
What is the primary focus of Unit 3 in AP Environmental Science?
The primary focus of Unit 3 is on populations and community ecology.
True or False: Carrying capacity refers to the maximum population size that an environment can sustain.
True
Fill in the blank: The __________ is the role and position a species has in its environment.
niche
What is the difference between density-dependent and density-independent factors?
Density-dependent factors are influenced by population size, while density-independent factors affect populations regardless of their size.
Name one example of a density-dependent factor.
Competition for resources.
What does the term ‘biological diversity’ refer to?
Biological diversity refers to the variety of life forms within a given ecosystem, biome, or on the entire planet.
Multiple Choice: Which of the following is NOT a type of symbiotic relationship? A) Mutualism B) Commensalism C) Parasitism D) Competition
D) Competition
What is the significance of keystone species in an ecosystem?
Keystone species play a critical role in maintaining the structure of an ecological community.
True or False: Invasive species can disrupt local ecosystems and outcompete native species.
True
What is the primary focus of Unit 4 in AP Environmental Science?
The primary focus of Unit 4 is on land and water use.
Fill in the blank: __________ is the practice of growing crops without the use of synthetic fertilizers or pesticides.
Organic farming
What are the three main types of agriculture?
Industrial, subsistence, and sustainable agriculture.
Multiple Choice: Which of the following is a method of sustainable land use? A) Deforestation B) Crop rotation C) Urban sprawl D) Monoculture
B) Crop rotation
What is the purpose of a watershed?
A watershed is an area of land that drains all the streams and rainfall to a common outlet.
True or False: Aquifer depletion can lead to land subsidence.
True
What does the term ‘desalination’ refer to?
Desalination refers to the process of removing salt from seawater to produce fresh water.
Name one advantage of sustainable forestry practices.
Sustainable forestry practices help maintain biodiversity and ecosystem health.
What is urban sprawl?
Urban sprawl refers to the uncontrolled expansion of urban areas into rural land.
Multiple Choice: Which of the following best describes ‘sustainable development’? A) Development that meets the needs of the present without compromising future generations B) Development that prioritizes economic growth over environmental protection C) Development that focuses solely on urban areas D) Development that ignores social equity
A) Development that meets the needs of the present without compromising future generations
Fill in the blank: __________ is the practice of managing the use and development of land resources.
Land use planning
What is the main goal of integrated pest management (IPM)?
The main goal of IPM is to reduce pest populations to acceptable levels while minimizing environmental impact.
True or False: Overfishing can lead to the collapse of fish populations.
True
What is the purpose of zoning laws in land use planning?
Zoning laws regulate land use to ensure orderly development and protect public health and safety.
What is the significance of wetlands in ecosystems?
Wetlands provide habitat for wildlife, improve water quality, and help mitigate flooding.
