Ecosystem Relationships Flashcards
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Questions and Answers

What is a predator?

  • An animal that hunts other animals for food (correct)
  • A relationship where both species benefit
  • An animal that eats plants only
  • An organism that produces its own food
  • What is a consumer?

    An organism that eats other organisms.

    Define symbiosis.

    A close, long-term relationship between two species in which at least one organism benefits.

    What is a herbivore?

    <p>An animal that eats only plants.</p> Signup and view all the answers

    What is prey?

    <p>An organism that is hunted, killed, and eaten by another organism.</p> Signup and view all the answers

    What is commensalism?

    <p>A relationship where one species benefits and the other is unaffected.</p> Signup and view all the answers

    Define omnivore.

    <p>An animal that eats both plants and animals.</p> Signup and view all the answers

    What is mutualism?

    <p>A relationship where both species benefit.</p> Signup and view all the answers

    Define parasitism.

    <p>A relationship where one species benefits while the other is harmed.</p> Signup and view all the answers

    What is a food chain?

    <p>The path by which energy is passed from one organism to another.</p> Signup and view all the answers

    Define producer.

    <p>An organism that can make its own food through the process of photosynthesis.</p> Signup and view all the answers

    What is an ecosystem?

    <p>Living and nonliving things interacting together.</p> Signup and view all the answers

    Define community.

    <p>All populations living in an area.</p> Signup and view all the answers

    What is a population?

    <p>All of one species living in an area.</p> Signup and view all the answers

    Define individual.

    <p>One organism.</p> Signup and view all the answers

    What does biotic mean?

    <p>Living, dead, and products of living things; contain carbon.</p> Signup and view all the answers

    Define abiotic.

    <p>Nonliving or processed.</p> Signup and view all the answers

    What is a primary consumer?

    <p>An organism that eats producers. These can be omnivores or herbivores.</p> Signup and view all the answers

    Define secondary consumer.

    <p>An organism that eats primary consumers or other animals. These can be omnivores or carnivores.</p> Signup and view all the answers

    What are tertiary and quaternary consumers?

    <p>These are organisms that eat secondary and tertiary consumers respectively.</p> Signup and view all the answers

    Define energy pyramid.

    <p>A graphical model of the energy flow in an ecosystem showing the efficiency of energy transfer from the bottom level of the pyramid up to the top consumer.</p> Signup and view all the answers

    What are oppositional relationships?

    <p>A relationship that is negative for both organisms involved.</p> Signup and view all the answers

    Define predation.

    <p>Where one organism hunts, kills, and eats another organism.</p> Signup and view all the answers

    What is competition?

    <p>When organisms are competing for the same resources.</p> Signup and view all the answers

    Define intraspecies competition.

    <p>Organisms competing from within the same species.</p> Signup and view all the answers

    What is interspecies competition?

    <p>Competition found in two different species.</p> Signup and view all the answers

    Define scavengers.

    <p>Consumers that eat dead animals.</p> Signup and view all the answers

    What are decomposers?

    <p>Consumers that eat and/or break down waste products.</p> Signup and view all the answers

    Study Notes

    Ecosystem Relationships

    • Predator: Hunts other animals for food, playing a crucial role in controlling prey populations.

    • Consumer: Organisms that rely on other organisms for energy, essential for ecosystem balance.

    • Symbiosis/Symbiotic Relationships: Involve long-term interactions between two species with at least one benefiting; essential for ecological dynamics.

    • Herbivore: Animals that exclusively consume plants, forming the primary consumers in food chains.

    • Prey: Organisms hunted, killed, and consumed by predators; vital for predator survival.

    • Commensalism: A type of symbiotic relationship where one species benefits and the other remains unaffected, exemplifying ecological interdependence.

    • Omnivore: Organisms that consume both plants and animals, playing a versatile role in food webs.

    • Mutualism: Interaction where both species benefit, such as bees pollinating flowers, promoting biodiversity.

    • Parasitism: Relationship where one species benefits at the expense of the other, often harming the host species.

    • Food Chain: Illustrates the flow of energy through various organisms; fundamental for understanding ecosystem interactions.

    • Producer: Organisms like plants that produce their food through photosynthesis, forming the base of food chains.

    • Ecosystem: Comprises living (biotic) and nonliving (abiotic) components interacting in a specific environment.

    • Community: Encompasses all populations of different species living in a shared environment, contributing to ecosystem dynamics.

    • Population: Refers to all individuals of a single species in a given area, important for studying species distribution and health.

    • Individual: Defines a single organism, representing the basic unit of ecological studies.

    • Biotic: Includes all living organisms, dead matters, and organic products within an ecosystem.

    • Abiotic: Pertains to non-living factors such as climate, soil, water, and minerals that influence ecosystems.

    • Primary Consumer: Organisms that consume producers; can be herbivores or omnivores, serving as a crucial link in energy transfer.

    • Secondary Consumer: Organisms that eat primary consumers; may include carnivores and omnivores, impacting population dynamics.

    • Tertiary and Quaternary Consumers: Higher-level consumers, with tertiary eating secondary consumers and quaternary feeding on tertiary, illustrating complex food webs.

    • Energy Pyramid: Graphical representation that demonstrates energy transfer efficiency through trophic levels, highlighting energy loss at each stage.

    • Oppositional Relationships: Negative interactions impacting both organisms involved, even if one appears to "win" due to resource acquisition, as it consumes energy and risks injury.

    • Predation: A straightforward form of interaction where one organism hunts and consumes another, shaping population dynamics.

    • Competition: Occurs when organisms vie for the same resources, leading to resource depletion and detrimental effects on both.

    • Intraspecies Competition: Competition within the same species, often for mates or territory, influencing evolutionary traits and behaviors.

    • Interspecies Competition: Competition between different species for shared resources, affecting biodiversity and niche differentiation.

    • Scavengers: Organisms that feed on dead animals, such as vultures, aiding in ecosystem nutrient cycling.

    • Decomposers: Microorganisms that break down waste and dead organisms, crucial for recycling nutrients and maintaining soil health.

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    Description

    Test your knowledge of key terms and definitions related to ecosystem relationships with these flashcards. Learn about predators, consumers, symbiosis, and more, to enhance your understanding of ecological dynamics.

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