Geography terms

2. A sloped plain which is cut into successive receding flat surfaces
3. The animals in the surrounding environment
6. Many different cultures coexisting in one location
8. The supply of water to land or crops to help with growth; typically through channels
9. The breeding and raising of aquatic plants and animals
11. A distinct region that has a specific climate and life
12. The business of agriculture. It involves harvesting and all other actions relating to agriculture and selling
15. The parts of Earth where living organisms exist
17. The process of being able to reuse items or effectively support the economy or life

1. The cultivation of a single crop within an area
4. Temperature and rainfall in an area over a long period of time
5. The period of rapidly improving technology, such as artificial fertilisers and pesticides, assisting in higher crop yields and largely increasing crop production
7. The angular distance north or south of the equator
10. If something is found in and limited to a particular region
13. A line on a map connecting points having the same atmospheric pressure at a given time or on average over a given period
14. Naturally grown and produced
16. The farming technique where arable land is left without sowing over one or more farm cycles