BIOGEOCHEMICAL

1. a mineral that makes up 1% of a persons total body weight
5. any body of water found on Earth's surface
6. conversion of a substance from the solid to the gaseous state without its becoming liquid
7. a colourless,odourless,tasteless gas
8. a biogeochemical process through which nitrogen is converted into many forms, consecutively passing from the atmosphere to the soil to organism and back into the atmosphere.
11. water that exists underground in saturated zones beneath the land surface.
15. chemical element with symbol C and atomic number
16. happens when a liquid turns into a gas
17. the process where water vapor becomes liquid

2. a natural gas
3. rain, snow, sleet, or hail — any kind of weather condition where something's falling from the sky.
4. the loss or removal of nitrogen or nitrogen compounds
9. the process of combining, mixing, or filling with nitrogen or one of its compounds.
10. the process by which plants give off water vapor through the stomata in their leaves
12. the loss or removal of nitrogen or nitrogen compounds
13. chemical element
14. the continuous movement of water within the earth and its atmosphere