Ecosystems

Descrição

A Levels Biology (A2) Slides sobre Ecosystems, criado por Jessica Phillips em 17-10-2015.
Jessica Phillips
Slides por Jessica Phillips, atualizado more than 1 year ago
Jessica Phillips
Criado por Jessica Phillips quase 9 anos atrás
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Resumo de Recurso

Slide 2

    What is an ecosystem?
    An ecosystem is...All the organisms living in a particular area and all non-living (abiotic) conditions found there.Ecosystems are dynamic systems as they are constantly changing.An ecosystem includes both biotic and abiotic factors.

Slide 3

    Biotic Factors
    Biotic factors are living things within a ecosystem.Biotic factors of an ecosystem can include: Humans Disease Competition Predator/prey Invasive species
    Rubrica: : Duck, Duck, Goose.

Slide 4

Slide 5

    Food Chains
    Food chains show how energy is transferred through an ecosystem.Energy mainly enters an ecosystem through photosynthesis in plants. Energy is transferred through the living organisms of an ecosystem.An organism that produces organic molecules using sunlight energy is a producer. An organism that eats other organisms is a consumer. Producers are eaten primary consumers. Primary consumers are eaten by secondary consumers. Secondary consumers are eaten by tertiary consumers.

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