Biology

2. a large naturally occurring community of flora and fauna occupying a major habitat
4. a person, company, or country that makes, grows, or supplies goods or commodities for sale.
7. the variety of life in the world or in a particular habitat or ecosystem.
11. the weather conditions prevailing in an area in general or over a long period.

1. a person who purchases goods and services for personal use.
3. An ecological unit composed of a group of organisms or a population of different species occupying a particular area.
5. the natural home or environment of an animal, plant, or other organism.
6. level/ each of several hierarchical levels in an ecosystem, comprising organisms that share the same function in the food chain and the same nutritional relationship to the primary sources of energy
8. an organism, especially a soil bacterium, fungus, or invertebrate, that decomposes organic material.
9. A system that includes all living organisms in an area as well as its physical environment functioning together as a unit
10. a number of people or things sharing a specified characteristic and following one after the other.
12. Pyramid/ An energy pyramid is a graphical model of energy flow in a community.