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WorksheetsGrade 4, Unit 8, Science, Organisms and Environments
Total questions: 13
Worksheet time: 7mins
A living thing that gets energy by breaking down wastes and the remains of plants and animals.
ecosystem
prey
predator
decomposer
A diagram that shows the relationships among different food chains in an ecosystem.
food web
food chain
ecosystem
photosynthesis
A living thing such as a plant, that can make its own food.
prey
predator
producer
consumer
Animals that eat plants or other animals to get energy.
producer
consumer
organism
predator
The transfer of food energy in a sequence of living things.
food web
ecosystem
food chain
flow of energy
A living thing.
photosynthesis
carbon dioxide
organism
environment
An animal that hunts other animals.
predator
prey
producer
flow of energy
An animal that is eaten is called ____________.
predator
prey
producer
flow of energy
A combination of living and nonliving things in an environment.
food web
food chain
environment
ecosystem
The surroundings or conditions in which a person, plant or animal lives.
food web
food chain
environment
ecosystem
The process in which producers use water, carbon dioxide, and the energy from sunlight to make food.
flow of energy
photosynthesis
carbon dioide
environment
A consumer that eats only plants or other producers
herbivore
carnivore
predator
ecosystem
A consumer that eats only other animals.
herbivore
carnivore
producer
environment
