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Producer
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An organism that is the source of all food in an ecosystem is called a producer. A consumer gets its energy by feeding on other organisms.
yes
YES!
The trophic level that contains the organisms that are the source of all chemical energy used in an ecosystem is called the producer level. This level contains the organisms that can make their own food.
The living parts of an ecosystem is abiotic and biotic factors
Yes, it was their basic source of food.
Kinda, a producer provides food for all the heterotrophs in an ecosystem, a heterotroph being any organism that consume other organisms for energy. However, sunlight provides food for the producer, so indirectly sunlight provides food for an ecosystem.
krill is a food source for whales
Ecosystems in the ocean are called marine ecosystems. Plankton is important to the marine ecosystem because they are food for many animals.
It is called a food chain.