Competition (the competition between organisms for a limited amount of resources), predation (where one thing kills and eats another), and symbiosis (a close relationship between two organisms where one is benefited.
biological
Food web
The two types of variation shown by living organisms are genetic variation, which is differences in DNA sequences among individuals, and phenotypic variation, which refers to observable traits or characteristics that vary among individuals.
What the importance of interaction between living organisms and the environment
types of gene environment interaction
Diversity in large numbers help in large scale interaction among organisms such as in the food web In the nitrogen cycle, bacteria, plants have a crucial relationship, earthworms contribute to soil fertility.
Mutualistic relationship
This interaction among living organisms in the biosphere is called an ecosystem. Ecosystems involve the relationships and dependencies between different organisms and their physical environment within a particular area.
Ecology. ecology draw the schematic representation of the various interactions between and among the components of the environment.
Symbiosis.
extra-specific interaction
What the importance of interaction between living organisms and the environment