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Ecology Vocabulary Quiz

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Instructions: Learn the language of ecology, from habitats and food chains to conservation and the delicate balance of ecosystems.

  1. 1.

    What is an 'ecosystem'?

    A
    A type of forest
    B
    A single species in a habitat
    C
    A community of living organisms interacting with their physical environment
    D
    A weather pattern
  2. 2.

    What does 'habitat' mean?

    A
    A migration pattern
    B
    A group of animals
    C
    A type of plant
    D
    The natural home or environment of an organism
  3. 3.

    What is a 'food web'?

    A
    A system of interconnected food chains in an ecosystem
    B
    A type of fishing net
    C
    A recipe collection
    D
    A list of edible plants
  4. 4.

    What does 'biodegradable' mean?

    A
    Resistant to decay
    B
    Harmful to the environment
    C
    Capable of being decomposed by bacteria or other living organisms
    D
    Made from recycled materials
  5. 5.

    What is an 'apex predator'?

    A
    A plant that eats insects
    B
    A predator at the top of the food chain with no natural predators
    C
    A scavenger that feeds on dead animals
    D
    The smallest animal in a food chain
  6. 6.

    What does 'deforestation' refer to?

    A
    Planting new trees
    B
    The natural loss of leaves in autumn
    C
    The clearing or removal of forests from an area
    D
    Forest fires caused by lightning
  7. 7.

    What is a 'keystone species'?

    A
    An endangered species
    B
    A species that has a disproportionately large effect on its ecosystem relative to its abundance
    C
    The most numerous species in an area
    D
    The oldest species in a habitat
  8. 8.

    What does 'eutrophication' describe?

    A
    The freezing of lake water
    B
    The purification of water
    C
    Excessive nutrient enrichment of water, often causing algae blooms and oxygen depletion
    D
    The natural flow of rivers
  9. 9.

    What is 'succession' in ecology?

    A
    The extinction of a species
    B
    The seasonal change of weather
    C
    The migration of birds
    D
    The gradual process by which ecosystems change and develop over time
  10. 10.

    What does 'endemic' mean in ecology?

    A
    Recently introduced to a region
    B
    Native to and found only in a particular area
    C
    Found everywhere on Earth
    D
    Extinct in the wild
  11. 11.

    What is a 'biome'?

    A
    A large naturally occurring community of organisms occupying a major habitat, such as tundra or desert
    B
    A type of soil
    C
    A single organism
    D
    A weather system
  12. 12.

    What does 'invasive species' refer to?

    A
    A non-native organism that causes ecological or economic harm in its new environment
    B
    Any large animal
    C
    A species that is going extinct
    D
    A type of beneficial insect
  13. 13.

    What is 'mutualism'?

    A
    A species living alone
    B
    One species preying on another
    C
    A relationship where both species benefit from the interaction
    D
    Two species competing for resources
  14. 14.

    What does 'carbon footprint' measure?

    A
    The number of trees in a forest
    B
    The amount of carbon in soil
    C
    The size of fossilized footprints
    D
    The total greenhouse gas emissions caused by an individual, event, or product
  15. 15.

    What is a 'trophic level'?

    A
    A type of tropical climate
    B
    The depth of a lake
    C
    A position in the food chain, such as producer, primary consumer, or secondary consumer
    D
    A measurement of rainfall

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