Biotic factors are living organisms affecting a particular ecosystem and their relationships. Fish, frogs, water plants, bacteria and insects are biotic factors in a river habitat. More »

The abiotic, or non-living, factors that affect an ecosystem include the local temperature, light intensity, geology and presence of pollutants. Additionally, factors such as the pH of the soil and the types of gases tha... More »

Biotic factors are living things, such as plants and animals, that affect or influence their ecosystems and the lives of other living things in the environment. The biotic factors in an organism's environment include bot... More »

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Biotic factors of a pond include all living organisms that make up the pond ecosystem. The biotic factors can be split into different trophic levels, such as autotrophs, heterotrophs, and saprotrophs, depending on their ... More »

One common interaction between biotic and abiotic components of an ecosystem is photosynthesis. Sunlight is abiotic (solely energy), and it fuels the synthesis of sugars and proteins inside plant cells once it is taken u... More »

Good examples of biotic factors include plants, fungi and animals. Biotic factors are living things that affect or influence an ecosystem either positively or negatively. More »

A niche is a scientific term used to describe the relationships between a species and the elements in its ecosystem. It is determined primarily by the way a species reacts to environmental factors, such as food sources a... More »