Ecological Relationships: Mutualism
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Questions and Answers

What type of symbiotic relationship is described when both species benefit from the interaction?

  • Commensalism
  • Mutualism (correct)
  • Parasitism
  • Predation
  • In commensalism, both species benefit from the interaction.

    False

    What is the term for the living partnership between different species?

    symbiosis

    The relationship where one organism benefits at the expense of another is called __________.

    <p>parasitism</p> Signup and view all the answers

    Match the following types of symbiotic relationships with their definitions:

    <p>Mutualism = Both species benefit Commensalism = One species benefits, the other is unaffected Parasitism = One species benefits at the other's expense</p> Signup and view all the answers

    Which example illustrates mutualism?

    <p>An oxpecker feeding on parasites of a cattle</p> Signup and view all the answers

    Symbiosis always requires both organisms to benefit.

    <p>False</p> Signup and view all the answers

    Provide one example of mutualism involving plants.

    <p>Mistletoe birds and mistletoe plants</p> Signup and view all the answers

    The clownfish ____ the anemone by cleaning it and providing nutrients.

    <p>benefits</p> Signup and view all the answers

    Which of the following statements about symbiosis is true?

    <p>Symbiosis can be helpful for at least one species involved.</p> Signup and view all the answers

    What do honey bees collect from flowers?

    <p>Nectar</p> Signup and view all the answers

    Plover birds harm crocodiles while eating food from their jaws.

    <p>False</p> Signup and view all the answers

    What do zooxanthellae provide to coral polyps?

    <p>Oxygen and glucose</p> Signup and view all the answers

    The symbiotic relationship between coral and zooxanthellae is primarily based on the exchange of __________ and __________.

    <p>carbon dioxide, oxygen</p> Signup and view all the answers

    Match the following animals with their symbiotic relationships:

    <p>Honey bee = Flowering plants Plover bird = Crocodiles Oxpecker = Zebra Clownfish = Sea anemones</p> Signup and view all the answers

    In mutualism, how do both species benefit?

    <p>Both species interact and gain benefits</p> Signup and view all the answers

    Commensalism is a type of symbiotic relationship where one species benefits and the other is harmed.

    <p>False</p> Signup and view all the answers

    Name one mutualistic relationship involving bacteria.

    <p>Koala and bacteria in their digestive system</p> Signup and view all the answers

    The __________ bird eats insects from the skin of the zebra, benefiting both.

    <p>Oxpecker</p> Signup and view all the answers

    Which of the following is NOT a type of symbiotic relationship?

    <p>Competition</p> Signup and view all the answers

    Study Notes

    Ecological Relationships

    • Symbiosis is a close, long-term interaction between different species, benefiting at least one.
    • Each species involved is called a symbiont.
    • Mutualism, commensalism, and parasitism are examples of symbiotic relationships.

    Mutualism

    • Mutualism is a partnership where both species benefit.
    • Oxpeckers feed on parasites on large animals like cattle, benefiting both. The large animal benefits from parasite removal, and the oxpecker gets food.
    • Cleaner fish and shrimp remove parasites from larger marine animals, benefiting both.
    • Bees get nectar from flowers and distribute pollen, benefiting both species.
    • Plovers birds eat from crocodiles' mouths, removing debris while the crocodile gets its teeth cleaned.
    • Coral polyps and zooxanthellae (algae): Coral provides a safe environment and carbon dioxide for algae. Algae provides the coral with glucose (food) and oxygen.
    • Mistletoe birds and mistletoe plants: Birds eat the fruits, disperse seeds, while the plant gets dispersed, and new plants grow.
    • Koalas and bacteria in their digestive systems: Koalas have a long caecum with millions of bacteria that break down tough plants.

    Symbiotic Relationships: Example Types

    • Coral and zooxanthellae
    • Oxpeckers and zebras
    • Sea anemones and clownfish
    • Mistletoe birds and mistletoe plants
    • Honeybees and flowering plants
    • Crocodiles and plover birds
    • Koalas and bacteria in their digestive system

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    Description

    Explore the fascinating world of ecological relationships with a focus on mutualism. This quiz covers various examples, demonstrating how different species benefit from each other's presence. Test your knowledge about the interdependence in nature and learn more about symbiotic relationships.

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