Chapter 5: What Happens to Matter in an Ecosystem?

3. - A process wherein 90% of water that reaches the atmosphere evaporates from the surface of plants.
5. - In the atmosphere, this as can be converted to nitrogen dioxide gas (NO2) and nitric acid vapor (HNO3), which can return to the earth's surface as damaging acid deposition.
7. - The major reservoir for nitrogen
9. - A colorless and suffocating gas, also comes from volcanoes.
11. - Precipitations that sinks through soil to underground layers of rock, sand, and gravel.
13. - Elements and compounds that make up nutrients that move through air, water, soil, rock, and all living organisms.
14. - They used this software to capture, store, analyze, and display such geographically or spatially based information.
15. - It is also a major component of vertebrate bones and teeths.
17. - Changes liquid water into water vapor in the atmosphere and gravity draws back to the earth’s surface.
18. - Is a serious and growing local, regional, and global environmental problem that has attracted little attention
19. -involves observing and measuring the structure of natural ecosystems and what happens in them.

1. - It can warm the atmosphere and deplete stratospheric ozone, which keeps most of the sun's harmful ultraviolet radiation from reaching the earth's surface.
2. - Ammonia not taken up by plants may undergo ________.
4. - Collects, purifies, and distributes the earth’s fixed supply of water.
6. - A colorless, highly poisonous gas with a rotten-egg smell-is released from active volcanoes.
8. - They observe the rich diversity of species living or feeding in these treetop habitats.
9. - In this cycle the sulfur circulates the biosphere.
10. - Is based on carbon dioxide (CO2) gas, which makes up 0.038% of the volume of the atmosphere.
12. - Basic building block of the carbohydrates, fats, protein, DNA, etc.
16. - The primary sculptor of the earth’s landscape