Which of the following statement is incorrect regarding ecosystem?

[A] It comprises of both biotic and abiotic factors.
[B] It is a closed system.
[C] It has its own productivity.
[D] It is a natural resource system.

A biotic factor is a living element found within an ecosystem,while an abiotic factor is a nonliving element found within anecosystem. Choose a biome and ecosystem and provide an example of abiotic and abiotic factor found within your biome/ecosystem.Explain the importance of these factors to your specificbiome/ecosystem.

what is the difference between the abiotic and biotic factors of an ecosystem? Give an example

Answer the following regarding marine ecosystem. (Pleaseuse the described in the Environmental Science 13thedition)

1) What areas of ocean are the mostproductive?

2) What kind of community is the most critical in makingthe ecosystem productive?

3) Can you name one of natural disasters that cancontribute to the ecosystem productivity? And why?