Habitats & Niches

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What is a habitat?

Back

A habitat is the natural environment in which an organism lives, including all living and non-living factors.

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What is a niche?

Back

A niche is the role or function of an organism or species within an ecosystem, including its habitat, resource use, and interactions with other organisms.

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What is a primary consumer?

Back

A primary consumer is an organism that feeds on producers (plants), typically herbivores.

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What is a secondary consumer?

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A secondary consumer is an organism that feeds on primary consumers, typically carnivores or omnivores.

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What is herbivory?

Back

Herbivory is the act of feeding on plants.

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What is the competitive exclusion principle?

Back

The competitive exclusion principle states that no two species can occupy the same niche in the same habitat at the same time.

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What percentage of energy is typically passed from one trophic level to the next?

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Approximately 10% of energy is passed from one trophic level to the next.

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What is a food chain?

Back

A food chain is a linear sequence of organisms through which nutrients and energy pass as one organism eats another.

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What is a food web?

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A food web is a complex network of interconnected food chains in an ecosystem.

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What is a producer?

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A producer is an organism that can make its own food, typically through photosynthesis, such as plants.