Ecology Vocabulary

The variety of life in the world or in a particular habitat or ecosystem is called ________.

• Biodiversity

• Photosynthesis

• Ecosystem

• Pollination

A group of ecosystems that share similar climates is called a ________.

• Biome

• Habitat

• Population

• Community

Organisms that obtain energy by eating animals are called ________.

• Carnivore

• Herbivore

• Omnivore

• Decomposer

The largest number of individuals of a species that an ecosystem can support is called its ________.

• Carrying Capacity

• Population Density

• Biomass

• Limiting Factor

The process in which chemical energy is used to produce carbohydrates is called ________.

• Chemosynthesis

• Photosynthesis

• Fermentation

• Respiration

A symbiotic relationship in which one organism benefits and the other is neither helped nor harmed is called ________.

• Commensalism

• Parasitism

• Mutualism

• Predation

Many different populations that live together in the same area form a ________.

• Community

• Organism

• Habitat

• Ecosystem

A relationship between organisms that strive for the same resources in the same place is called ________.

• Competition

• Mutualism

• Parasitism

• Predation

The principle that no two species can occupy the same niche in the same habitat at the same time is called ________.

• Competition Exclusion

• Resource Partitioning

• Mutualism

• Succession

Organisms that rely on other organisms for energy and food/heterotrophs are called ________.

• Consumer

• Producer

• Decomposer

• Autotroph