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WorksheetsScience Study Guide
Total questions: 10
Worksheet time: 5mins
What is an ecosystem?
A biological community of interacting organisms and their physical environment
An organism that can produce its own food
An ecosystem is another word for food chain
A bunch of food chains connected together
What word describes this definition?: organisms that can make (produce) their own energy/food.
Consumers
ecosystem
producers
food chain
Which vocab word describes this definition?: organisms that get their energy/food by eating (consuming) other organisms.
Producers
Consumers
Ecosystem
Food chain
What is a decomposer?
Decomposers do not exist
trees
organisms that get their energy/food by taking in alive organisms.
organisms that get their energy/food by breaking down (decompose) other dead organisms and animal wastes.
Which is true about decomposers?
Decomposers do not exist
Decomposers are only on Mars
Decomposers are heterotrophs
Decomposers are Autotrophs
Define food web:
Food web
order in which matter and energy in the form of food is transferred from one organism to another.
order in which matter in the form of energy is transferred from one organism to the soil.
Food chain
Define trophic levels:
feeding position in a food web.
organism that eats other organisms.
Organism that makes its own food
A single food chain
What is biomass?
the total mass of organisms in a given area or volume.
the total area of organisms in a given mass.
The only organism in an environment
Mass of the world
Which image is a biomass pyramid?
Which image is a energy pyramid?
