This is non-living things such as temperature, light, water, rocks, and nutrients.
This is an organism that can produce its own food using light, water, carbon dioxide, or other chemicals.
Autotroph / Producer
This is the rich variety of life on Earth.
Biodiversity
This is a large region with a certain climate and certain types of living things.
Biome
This is all living things.
Biotic
This is a maximum number of organisms of a species that can survive in that particular environment.
Carrying capacity
This is a relationship in which one organism benefits but the other is neither helped nor harmed.
Commensalism
This is all of the different populations of living things that interact with one another in an area.
Community
This is an organism (as a bacterium or a fungus) that feeds on and breaks down dead plant or animal matter.
Decomposer
This is an organism that eats other plants or animals for energy and nutrients.
Heterotroph / Consumer
This is the study of the relationships between living things and their surroundings, or environment.
Ecology
This is made up of the interaction of all living organisms (like animals, plants, and bugs) in an area with all of the non-living organisms (like water, dirt, rocks, and the sun).
Ecosystem
This is organisms, usually animals, that play a crucial role in different habitats and have a huge effect on the environment around them.
Keystone species
This is anything that constrains a population's size and slows or stops it from growing.
Limiting factor
This is a relationship in which both organisms benefit.
Mutualism
This is a relationship between two living species in which one organism benefits and the other is harmed.
Parasitism
This describes where organisms are in a food chain and lets you know who eats whom.
Trophic level
This is when predators limit the number and/or behavior of their prey and increase the survival of the next lower trophic level.
Trophic cascade
This is when populations of organisms do not change much over time.
Equilibrium
These animals only eat meat.
Carnivore
These are animals that are hunted by other animals.
Prey
This is the part of Earth that has life.
Biosphere
This is the part of earth that has water, ice, and water vapor.
Hydrosphere
These animals only eat plants.
Herbivores
These animals eat both plants and meat.
Omnivores.