APES Unit 3: Populations - Lesson 1: Introduction to Populations

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What is the formula for calculating population change?

Back

Population = B + I - D - E, where B = births, I = immigration, D = deaths, E = emigration.

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What are specialists in ecology?

Back

Specialists are species that have specific diet and climate requirements.

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What is the niche strategy of a specialist species?

Back

The niche strategy of a specialist is to thrive in a narrow range of environmental conditions and resources.

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Why do ecologists monitor elephant populations?

Back

To monitor their population for conservation efforts.

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What defines generalist species?

Back

Generalists are species that can adapt to a wide range of habitats and have varied diet preferences.

Front

What is the difference between a generalist and a specialist?

Back

Generalists can thrive in diverse environments, while specialists are adapted to specific conditions.

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What factors contribute to population growth?

Back

Population growth is influenced by births (B) and immigration (I).

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What factors lead to population decline?

Back

Population decline is influenced by deaths (D) and emigration (E).

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What is carrying capacity?

Back

Carrying capacity is the maximum population size that an environment can sustain indefinitely.

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What is the significance of biodiversity in populations?

Back

Biodiversity enhances ecosystem resilience and stability, allowing populations to adapt to changes.

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