YWSI Vocabulary

2. _is when water moves over the Earth’s surface and races into the stream.
9. _are small aquatic organisms that lay eggs, grow and develop in freshwater.
11. Fresh water has a normal _ between 6-8.
12. A _ is a specific animal and is defined by having the same number of chromosomes and being able to reproduce and have viable offspring.
14. Healthy streams in Ohio have a rocky _.
15. The deep, slow moving water that is a habitat for large fish is the _.
16. When water vapor cools and becomes water droplets, it is called _.
17. Natural streams, _, meaning they twist and turn and make their way across the land.
19. The shallow, fast moving water that connects the riffles is the _.
20. Precipitation can go through _ before percolating through the Earth surface or falling directly into surface water.
22. The diversity of macroinvertebrates in a stream is measured using _.
23. _is the area of study that includes the living and nonliving components of the environment.

1. Water held underground in the soil or in pores and crevices in rock is referred to as _.
3. Fertilizers, pesticides, and herbicides are _ sprayed on land that dissolve easily in water and are carried as a pollutant.
4. Plants release excess water through their pores in a process called _.
5. Aquatic organisms have gills and remove _ from the water.
6. The land adjacent to the stream is the _ zone.
7. Rain water can be naturally absorbed into Earth’s surface through _.
8. _ occurs when excess nitrates and phosphates leads to excessive algae, which blankets the water that falls to earth’s surface such as rain, snow, sleet, and hail, is called _.
10. The shallow rocky area where rocks break the surface of the water is called the _.
11. Water that falls to earth’s surface such as rain, snow, sleet, and hail, is called _.
13. When one organism eats another, the organisms are called _ and _.
18. Ohio is divided into two major _: Lake Erie and Ohio River.
21. The process that liquid water turns into a gas is referred to as _.