Question

ert-1.a.1 in a predator - prey relationship, the predator is an organism that eats another organism (the prey). ert-1.a.2 symbiosis is a close and long - term interaction between two species in an ecosystem. types of symbiosis include mutualism, commensalism, and parasitism. ert-1.a.3 competition can occur within or between species in an ecosystem where there are limited resources. resource partitioning - using the resources in different ways, places, or at different times - can reduce the negative impact of competition on survival.

Explanation:

The text defines predator - prey relationships, symbiosis (with its types), and competition in an ecosystem, along with resource partitioning. These are key ecological concepts.

Answer:

It provides fundamental ecological concepts including predator - prey dynamics, symbiotic relationships, and competition with resource - partitioning strategies.