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- 1. Multiple Choice
What is the name of the process where the remains of living things rot, decay or break down?DisintegrationDissolveDecompositionRecycling - 2. Multiple ChoiceA living organism that puts materials from dead plants and animals back to the soil is called a ____________?carnivoredecomposerherbivoreomnivore
- 3. Multiple ChoiceAn ecosystem is a community of organisms interacting with their physical environment. Why are decomposers an important part of ecosystems?They break down dead organisms to return nutrients to the soil.They produce their own food for survival.They play a role in preventing weathering and erosion.They provide most of the energy to consumers.
- 4. Multiple ChoiceWhich best describes how decomposers help support life in an ecosystem?Decomposers add nutrients to the soil.Decomposers provide a habitat in the ecosystem.Decomposers add producers to the ecosystem.Decomposers provide energy for consumers.
- 5. Multiple ChoiceWhich best describes the role of decomposers in an ecosystem?Decomposers eat consumers and pass along energy.Decomposers eat scavengers and pass along energy.Decomposers get energy from the sun to help producers.Decomposers get energy by breaking down decaying matter.
- 6. Multiple ChoiceWhich is an example of a decomposer?a hawka mousea flowera mushroom
- 7. Multiple ChoiceWhich describes a decomposer?an organism that eats only plantsan organism that makes its own foodan organism that breaks down dead matteran organism that receives energy from the sun
- 8. Multiple ChoiceHow are decomposers (like the FBI) different from plants?They are not differentThey cannot make their own food through photosynthesis like plantsThey don't need nutrients to surviveThey are not important to the environment
- 9. Multiple ChoiceHow do decomposers help plants?The eat other insects that might eat the plants.The do not compete against the plants for food.They scare away potential predators of plants.The release nutrients into the soil that plants use to grow.
- 10. Multiple ChoiceWhat are the two important jobs of a decomposer in an ecosystem?Keep waste from piling up and give carnivores energyPut energy back in the food chain and keep waste from piling upPut energy back in the food chain and compete against herbivores for foodSupply the oxygen needed for plants to make food and keep waste from piling up
- 11. Multiple Choice
Decomposers release chemicals to break down the food.
True
False
- 12. Multiple Choice
A crab eating a dead fish is an example of a decomposer.
True
False
- 13. Multiple Choice
A blue green fungus on a slice of old bread is an example of a detritivore.
True
False
- 14. Multiple Choice
A fly maggot in a piece of meat is an example of a detritivore.
True
False
- 15. Multiple Choice
Without detritivores and decomposers dead organisms would break down in other ways.
True
False
- Answer choicesTagsAnswer choicesTags