Podcast
Questions and Answers
Which of the following is a fundamental question of ecologists regarding species distribution?
Which of the following is a fundamental question of ecologists regarding species distribution?
- How do species disperse?
- Why do species occur in a certain area? (correct)
- What are the ecological factors that dictate species distribution?
- Where do species occur?
What is dispersal?
What is dispersal?
- The spatial arrangement of species that have dispersed
- The evolutionary history of species
- The movement of individuals away from an area of origin or centers of high population density (correct)
- The process of natural range expansion
What could be a dispersal limitation for species?
What could be a dispersal limitation for species?
- Physical barriers like mountains
- Large bodies of water like oceans
- Climate variations or change
- All of the above (correct)
Which of the following factors can affect the dispersal of a species?
Which of the following factors can affect the dispersal of a species?
What is the definition of a population?
What is the definition of a population?
How is the density of a population determined?
How is the density of a population determined?
What is dispersion in the context of population ecology?
What is dispersion in the context of population ecology?
Which type of survivorship curve is common for large mammals, including humans, with few offspring that they care for?
Which type of survivorship curve is common for large mammals, including humans, with few offspring that they care for?
What is the term used to describe the maximum population size that a particular environment can sustain?
What is the term used to describe the maximum population size that a particular environment can sustain?
What is the term used to describe the specific set of biotic and abiotic resources that an organism uses in its environment?
What is the term used to describe the specific set of biotic and abiotic resources that an organism uses in its environment?
What type of interaction occurs between different species when they compete for a resource?
What type of interaction occurs between different species when they compete for a resource?
Which of the following is an example of exploitation in the context of species interactions?
Which of the following is an example of exploitation in the context of species interactions?
What is the term for warning or bright coloration that deters predators?
What is the term for warning or bright coloration that deters predators?
What is the term for a palatable or harmless species mimicking an unpalatable or harmful one?
What is the term for a palatable or harmless species mimicking an unpalatable or harmful one?
What is the term for an interspecific interaction where both species benefit?
What is the term for an interspecific interaction where both species benefit?
Which type of community is more resistant to invasive species?
Which type of community is more resistant to invasive species?
Which organisms feed on primary producers and are primary consumers?
Which organisms feed on primary producers and are primary consumers?
What is the term for species that exert a strong control on the community despite being less abundant?
What is the term for species that exert a strong control on the community despite being less abundant?
What type of control occurs when a lower trophic level affects the community structure of higher trophic levels by means of resource restriction?
What type of control occurs when a lower trophic level affects the community structure of higher trophic levels by means of resource restriction?
