13. 1, 13.2, 13.3, 13.4, 13.5, 13.6

What is the study of the interactions among living things and their surrounding

What is a group of different species that live together in one area

What are all the organisms as well as the climate, soil, weather, rocks and nonliving things in the given area

What is a major regional or global community of organism

What are the factors of living things, such as plants, animals, fungi, bacteria,. Each plays a particular role in the ecosystem

What are the factors that are nonliving things, such as moisture, temperature, wind, sunlight, and soil. The balances of these determined the life span of organisms

An assortment of variety of living things in an ecosystem

What are the species that have an unusually large effect on it's ecosystem

What are the organisms that get energy from nonliving resources, meaning they make food

What are the producers that can be also called autotrophs. Suffix -troph come from the greek word meaning "nourishment" Auto means " Self "