We just finished studying that last year and i am positive that the answer is food web. Hope that I have been able to help you.
I'm a food expert. Very good question. Iam not sure I think that i will have to talk to some of my friends about that one.
Food web
Humans are more complex organisms.
Simple Organism some simple organisms are made of single cell. Others are made of many cells that are similar Complex organisms in complex organisms, cells are organized into tissues, which make up organs. Organs form organ systems.
Inter-special social interaction between intelligent Mollusks ( octopus, cuttlefish) is mainly visual. Thus they need complex eyes to communicate.
advantages of human beings are complex organisms
Complex organisms need cells that perform many different functions. Complex organisms are capable of a lot of different things, and that variety needs to be supported on the cellular level. Without them, complex organisms cannot perform different functions.
System
Complex organisms evolved from simple organisms, so simple organisms evolved first.
Animalia is the kingdom that consists only of complex multicellular eukaryotic organisms.
An ecosystem is a complex interaction of living and non-living processes. A habitat is a physical place, within an ecosystem, where a particular species tends to be found.
human considered complex organism because there are more than 200 organisms in our body