Please choose the correct answer to the 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

Answer1: produced when plants grow. Answer2: recycled when organisms die. Answer3: lost when animals and plants die. Answer4: formed when new animals are born.

Answer format: answer1/answer2/answer3/answer4
Answer: answer2