What is a characteristic of animals that use chemicals for defense?
A - They usually use their speed for defense
B - They rarely use camouflage as a defense
C - They rely on Batesian mimicry for defense
D -They rely on Mullerian mimicry for defense
Answer: B - They rarely use camouflage as a defense
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Populations and Biological Communities
- What is ecological balance?
- Which of the following processes provides balance within the native habitat of a species, but is no longer present once the species is introduced into a new habitat?
- A chaparral plant that is usually only seen in the first couple of years after a fire is also called what?
- What is a climax community?
- Which of the following is a TRUE statement about introduced species?
- What is an invasive species?
- If an introduced species survives in its new environment and starts breeding, what are the likely consequences?
- Which of the following is a major goal of conservation biologist?
- According to metapopulation theory, what will happen when a population of a particular species goes locally extinct in a particular patch of habitat?
- Which of the following events is likely to precede primary succession?
- After a glacier recedes, the moss and lichens that grow on the newly exposed rock surfaces are called what?
- The chaparral biome is characterized by what?
- What is the effect of predation on prey?
- Which of the following is a function of the National Park Service in the United States?
- Which of the following is NOT a feature of a metapopulation?
- What is a wildfire corridor?
- How have humans caused habitat fragmentation for animal and plant species around the world?
- What does the term colonization mean in terms of organisms?
- What specific field of science gave rise to the theoretical idea of island bio-geography and its counterpart island biodiversity?
- Which ecological theory estimates the number of species that can live on an island based on the island's size and proximity to a mainland source of species?
- Which term is used to describe how plants spread their seeds?
- What usually happens in a natural population as it approaches its carrying capacity?
- What do biologists think the most common reason for migration is?
- Intraspecific competition usually gives rise to which of the following dispersion patterns?
- What is dispersion?