produced when plants grow. recycled when organisms die. lost when animals and plants die. formed when new animals are born.
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: In any ecosystem, organisms interact with biotic and abiotic parts of the environment. As a result of all of the interactions, the matter within the system is
Possibilities:
- produced when plants grow.
- recycled when organisms die.
- lost when animals and plants die.
- formed when new animals are born.

recycled when organisms die.