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Ecosystems

Ecosystems and Relationships

QuestionAnswer
List the order of environmental organization from smallest to largest. Organism, population, community, ecosystem, biosphere.
What is a community of organisms and their abiotic environment called? An ecosystem.
What is a population in an ecosystem? Two or more of the same type of organism living together.
How is a food web different from a food chain? A food web shows more diversity and relationships.
At which level of the energy pyramid is the most energy available? At the producer level.
Which pair of terms could apply to a plant? Autotroph and producer.
Which pair of terms could apply to a deer? Heterotroph and herbivore.
Which biome is home to some of the largest mammals on earth? Grasslands.
Temperatures vary greatly and some animals migrate or hibernate in which biome? Deciduous forest.
Which biome is hot, humid, and can receive up to 400 inches of rain per year? Tropical rain forest.
Fungi and bacteria are called what? Decomposers.
What is parasitism? Example: Relationship where one organism benefits and the other organism is harmed. Example: A tick living on a dog.
What is predation? Example: Relationship where one organism, the predator, attacks and eats another organism, the prey. Example: A group of wolves eating a deer.
What is competition? Example: Relationship where organisms compete for similar food, shelter, water, or mates. Example: Two polar bears fighting over a seal.
What is mutualism? Example: Relationship that benefits both organisms involved. Example: A bird that eats bugs off the back of a cow.
What is commensalism? Example: Relationship where one organism benefits and the other is neither harmed or benefits. Example: Birds living in a nest in a tree.
What is a biome? An area where a community of plants and animals live together in a certain climate. Examples: Tundra, Desert
Created by: cook2sm