Ecosystem Concepts and Organisms

What is the role or job of an organism in an ecosystem called?

• Ecological niche

• Habitat

• Population

• Biome

What does "abiotic" mean?

• Non-living

• Living

• Producer

• Predation

What is the reliance on other organisms called?

• Interdependency

• Predation

• Extinction

• Conservation

What is the area in which an organism lives called?

• Habitat

• Biome

• Ecosystem

• Niche

What does biodiversity measure?

• The different numbers of species in an area

• The number of habitats in an ecosystem

• The amount of energy in a food web

• The number of producers in a food chain

A group of organisms that can mate to produce viable offspring is called a:

• Species

• Community

• Population

• Producer

What are linear feeding relationships in an ecosystem called?

• Food chain

• Food web

• Community

• Population

What are interrelated predator-prey relationships in ecosystems called?

• Food web

• Food chain

• Biome

• Habitat

What is an organism called that makes its own food?

• Autotroph

• Heterotroph

• Consumer

• Predator

What is an organism called that eats other organisms for food?

• Heterotroph

• Producer

• Autotroph

• Biome