Across
- 2. restore an electric charge to (a battery or a battery-operated device) by connecting it to a device that draws power from another source of electricity.
- 5. quality a measure of the suitability of water for a particular use based on selected physical, chemical, and biological characteristics
- 6. an area of land permanently saturated, or filled, with water. 4 - 12+
- 7. the fitness of a water source for a given
- 10. an interacting group of various species in a common location
- 12. refers to naturally occurring solutions containing large concentrations of dissolved, inorganic ions
- 13. oxygen the amount of oxygen that is present in water
- 14. physical rather than biological; not derived from living organisms.
- 17. a group of people living in the same place or having a particular characteristic in common.
- 19. an artificial lake where water is stored
- 20. zone to a reduced level of oxygen in the water
- 22. banks a natural process that occurs when the forces exerted by flowing water exceed the resisting forces of bank materials and vegetation.
- 23. any aquatic invertebrate animal having a shell and belonging to the phylum Mollusca
- 24. a body of water partially surrounded by land. 4 - 12+ Health,
- 26. a structure built across a stream or river to hold water back
- 27. water containing less than 1,000 milligrams per liter of dissolved solids, most often salt
- 29. a type of wetland ecosystem where water covers the ground for long periods of time
- 30. of, relating to, or occurring at the bottom of a body of water
- 33. an area filled with water, localized in a basin, surrounded by land,
- 35. matter to the large source of carbon-based compounds found within natural and engineered, terrestrial, and aquatic environments
- 36. chemical compounds in food that are used by the body to function properly and maintain health
- 37. to confine within an enclosure or within limits
Down
- 1. areas where water covers the soil
- 3. refers to naturally occurring solutions containing large concentrations of dissolved, inorganic ions
- 4. the natural home or environment of an animal, plant, or other organism.
- 6. matter that settles to the bottom of a liquid; dregs.
- 8. the variety of life and the ecosystems that make up the freshwater, tidal, and marine regions of the world and their interactions
- 9. an area filled with water, either natural or artificial
- 11. somewhat salty or briny
- 15. relating to or resulting from living things, especially in their ecological relations.
- 16. oxygen the amount of oxygen that is present in water
- 18. flowering plants that carry out their entire lifecycles underwater
- 21. a partially enclosed, coastal water body where freshwater from rivers and streams mixes with salt water from the ocean
- 24. islands a constantly changing deposit of sand that forms parallel to the coast
- 25. substance that an organism must obtain from its surroundings for growth and the sustenance of life.
- 28. the bed or channel in which a river flows.
- 31. the measure of relative clarity of a liquid
- 32. the branch of biology that deals with the relations of organisms to one another and to their physical surroundings.
- 34. resource materials or substances such as minerals, forests, water, and fertile land that occur in nature and can be used for economic gain.