Chapter 18 Vocab Word Scramble
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Term | Definition |
Ecology | The study of the interactions of living organisms with one another and with their environment. |
Biotic | Describes living factors in the environment. |
Abiotic | Describes the nonliving part of the environment, including water, rocks, light, and temperature. |
Population | A group of organisms of the same species that lie in a specific geographical area. |
Community | All the populations of species that live in the same habitat and interact with each other. |
Ecosystem | A community of organisms and their abiotic environment. |
Biosphere | The part of Earth where life exists. |
Herbivore | An organism that eats only plants. |
Carnivore | An organism that eats animals. |
Omnivore | An organism that eats both plants and animals. |
Food Chain | The pathway of energy transfer through various stages as a result of the feeding patterns of a series of organisms. |
Food Web | A diagram that shows the feeding relationships between organisms in an ecosystem. |
Energy Pyramid | A triangular diagram that shows an ecosystem´s loss of energy, which results as energy passes through the ecosystem´s food chain. |
Photosynthesis | The process in which an organism uses sunlight to make food. |
Decomposers | Organisms that get energy by breaking down dead organisms. |
Scavengers | Omnivores that eat dead plants and animals. |
Consumers | Organisms that eat other organisms. |
Producers | Organisms that use sunlight directly to make food. |
Carrying Capacity | The largest population that an environment can support at any give time. |
Prey | An organism that is killed and eaten by another organism. |
Predator | An organism that eats all or part of another organism. |
Symbiosis | A relationship in which two different organisms live in close association with each other. |
Mutualism | A relationship between two species in which both species benefit. |
Commensalism | A relationship between two organisms in which one organism benefits and the other is unaffected. |
Parasitism | A relationship between two species in which one species, the parasite, benefits from the other species, the host, which is harmed. |
Coevolution | The evolution of two species that is due to mutual influence, often in a way that makes the relationship ore beneficial to both species. |
Limiting Factor | A resource that is so scarce that it limits the size of a population. |
Competition | When two or more individuals or populations try to use the same resource, such as food, water shelter, space, or sunlight. |
Camouflage | Blending in with the background. |
Pollinator | An organism that carries pollen from one flower to another. |
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