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Sci. Vocab Ecology

TermDefinition
Photosythesis The process by which plants use energy from the sun to make food.
Producer A living thing that uses photosythesis to make its own food.
Chloroplast Plant cell organelle that converts sunlight into energy.
Cellular Respiration The process by which glocuse undergo a complex series of reactions inside cells, releasing energy.
Consumer A living thing that consumes another living thing.
Herbivore An animal that eats only plant and plant materials.
Carnivore An animal that eats only other animals.
Omnivore An animal that eats both plants and other animals.
Scavenger A type of consumer that feeds on dead plant and animal material.
Decomposer A living thing that breaks down dead material, and releases nutrients back into the environment.
Organism A living thing.
Population A group of organisms of the same species who live in the same area at the same time.
Community A group of populations living and interacting with each other in an area.
Ecosystem An ecosystem is the living and nonliving elements of an area.
Habitat The environment in which species normally lives or location of a living organism.
Biotic Factors Living part of an organism's habitat.
Abiotic Factors Nonliving part of an organism's habitat.
Primary Consumer An animal that feeds on plants.
Secondary Consumer An animal that feeds on a primary consumer.
Food Chain The arrangement of living things in an order which each uses the next as a source of food.
Food Web A food web is a combination of all the food chains in an ecosystem.
Energy Pyramid A diagram to show how the amount of energy available changes at each step of the food chain.
Evaporation Vaporization occurring at the surface of a liquid.
Condensation Change in state from a gas to a liquid.
Precipitation Water that falls from a cloud in the form of rain, snow, sleet or hail
Predator Animal that hunts and kills other animals for food
Prey Animal that is hunted and eaten by the predator
Carrying Capacity The maximum amount of living things an ecosystem can support
Limiting Factors Whatever resource is in shortest supply compared to the amount needed for growth
Balance of Nature The natural condition of an ecosystem in which the resources and living things stay the same over a long period of time
Created by: 901010709
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