40 Questions
What does the demographic transition model describe?
The historical and projected changes in population structure
What type of competition occurs between individuals of the same species?
Intraspecific competition
What is the term for a species that has a disproportionately large impact on its ecosystem?
Keystone species
What is the term for the reciprocal evolutionary change between two interacting species?
Coevolution
What type of symbiotic relationship is beneficial but not crucial for the survival of both species?
Facultative mutualism
What is the term for the interaction between two species where one benefits and the other is harmed?
Predation
What is the term for the interaction between two species where both species benefit?
Mutualism
What is the term for the interaction between individuals of different species competing for the same resources?
Interspecific competition
What type of symbiotic relationship involves one species benefiting and the other being neither harmed nor helped?
Commensalism
What is the specific functional role a species plays in its ecosystem?
Ecological niche
What is the variety of life on Earth at all levels of biological organization?
Biodiversity
What is the natural and gradual process of change in the composition and structure of an ecological community over time?
Ecological succession
In a biological community, what contributes to the overall functioning of the ecosystem?
Unique role of each species
What type of symbiotic relationship involves one organism benefiting at the expense of the other?
Parasitism
What refers to the specific functional role a species plays in its ecosystem, encompassing its habitat, food sources, activities, and interactions with other species?
Ecological niche
What is the process by which one community replaces another over time?
Ecological succession
What characterizes a stable ecosystem?
A predictable rate of fluctuation in population numbers and resource supply
What is a biome?
A large geographical region with a specific climate and ecosystem
What is a characteristic of the tundra biome?
Extremely cold temperatures and a predominantly dry climate
What type of trees are found in the taiga biome?
Evergreen coniferous trees
What is a characteristic of the temperate deciduous forest biome?
Four distinct seasons
What is an adaptation of plants in the tundra biome?
Hair-covered leaves
What is a characteristic of the taiga biome's climate?
Cold winters and cool summers
What is an example of a biological characteristic in the temperate deciduous forest biome?
Arboreal mammals
Which sphere does the biosphere include that supports life in diverse forms?
Lithosphere
What is primarily studied in population dynamics?
Variations in population size and composition
Which factor is not listed as affecting population size?
Genetic mutations
What is one key outcome of understanding population dynamics?
Managing and conserving species
What represents the changes in environmental and biological factors that affect population size?
Climate and weather
What is a characteristic of the biosphere?
It encompasses all ecosystems and interactions between living organisms and their environment
Which of these is a crucial element to ecosystem energy flow?
Living organisms
Which property is not directly related to the dynamics of biological populations?
Mineral composition
What is the primary driver behind urbanization?
migration of people from rural to urban areas
Which factor is NOT assumed by the exponential growth model?
predation
What distinguishes the logistic growth model from the exponential growth model?
it incorporates a carrying capacity (K)
Which is considered a socio-cultural factor driving urbanization?
economic opportunities
What is one of the impacts of urbanization on the environment?
waste generation
What does the predator-prey model aim to describe?
how changes in the population size of one species influence the other
Which factor is NOT a limiting factor accounted for by the logistic growth model?
continuous reproduction
In the context of urbanization, what does population concentration refer to?
gathering of people in specific areas
Learn about the dynamics of biological populations, biological communities, ecosystems, and biomes. Explore the properties and interactions of each component and their impact on the environment.
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