Food Chains and Webs

Front

What is a Food Web?

Back

A Food Web is a complex network of interconnected food chains in an ecosystem, showing how different organisms are related through feeding relationships.

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What is a Food Chain?

Back

A Food Chain is a linear sequence that shows how energy and nutrients flow from one organism to another in an ecosystem.

Front

What are Abiotic Factors?

Back

Abiotic Factors are non-living components of an ecosystem, such as sunlight, water, temperature, and soil.

Front

Which organism is typically at the base of a food chain?

Back

A producer, such as a plant, is typically at the base of a food chain.

Front

What is a Producer?

Back

A Producer is an organism that can make its own food through photosynthesis or chemosynthesis, such as plants and algae.

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What is a Primary Consumer?

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A Primary Consumer is an organism that eats producers; they are usually herbivores, like rabbits or deer.

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What is a Trophic Level?

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A Trophic Level is a position in a food chain or food web, defined by how an organism obtains its energy.

Front

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

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Typically, only about 10% of energy is passed from one trophic level to the next.

Front

What is a Decomposer?

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A Decomposer is an organism that breaks down dead organic material, returning nutrients to the soil, such as fungi and bacteria.

Front

What role do Plankton play in a food web?

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Plankton serve as a primary food source for many marine organisms and are crucial for energy transfer in aquatic food webs.