LIFE SCIENCE

Detailed explanation-1: -A biotic factor is a living organism that shapes its environment. In a freshwater ecosystem, examples might include aquatic plants, fish, amphibians, and algae. Biotic and abiotic factors work together to create a unique ecosystem.

Detailed explanation-2: -Biotic factors are all of the living or once-living aspects of the environment. They include all the organisms that live there as well as the remains of dead organisms. Abiotic factors are all of the aspects of the environment that have never been alive.

Detailed explanation-3: -Examples of biotic factors include plants, animals, fungi, and bacteria. Each of these organisms directly or indirectly affect each of the other organisms in an ecosystem through various types of interactions. These biotic factors and interactions are condensed into three groups: producers, consumers, and decomposers.