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25 Cards in this Set
- Front
- Back
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1. The place where two streams meet is a...
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Confluence
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2. When two second-order streams join, they form a...
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Third-Order Stream
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3. The term that does NOT describe a shallow body of flowing water is...
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River
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4. The habitat where you might find plankton and large fish, but few other animals is...
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In open water
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5. The habitat with the largest number of species is...
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Near the water's edge
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6. The region of the river system with the greatest slope...
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Upper Reaches
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7. The place where you would find the headwaters is the...
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Upper Reaches
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8. The region of a river system which has the fewest species and the smallest populations...
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Upper Reaches
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9. The ecosystem that borders the flowing water and is influenced by the presence of water is the...
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Riparian Zone
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10. Stonefly and mayfly nymphs, caddisfly larvae, and water pennies share this habitat...
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Bottom of the stream
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11. These organisms are the best "indicators" of water quality...
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Benthic Macroninvertebrates
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12. Water spiders can remain under water for long periods of time because...
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Hairs on their body trap a layer of air
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13. All of the following are index species except...
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Backswimmer
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14. Scuds are also known as...
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Sideswimmers
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15. Mosquito larvae can usually be found...
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Hanging from the surface of the water
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16. This insect breathes through long air tubes...
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Water Scorpion
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17. If you are going fishing for bass, it would be a good idea to take along a few of these to use as bait...
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Hellgramites
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18. Water pennies and snails fill this niche...
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Scraper
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19. Spiders and water scorpions are...
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Predators
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20. The color of water is sometimes due to the presence of large populations of...
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Plankton
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21. At night and on cloudy days both fish and algae must compete for...
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Oxygen
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22. Algal blooms...
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May damage the gills of fish AND sometimes produce toxic chemicals aht cause the death of fish
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23. The major plant nutrients that are responsible for stimulating the growth of algae are...
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Phosphorus and Nitrogen
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24. The weather that increases the chance of a fish kill in a pond or lake with large populations of algae is a series of days that are...
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Cloudy and warm
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25. Plants growing along the edge of a pond are important because they...
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Provide cover for wildlife.
Provide food for wildlife. AND Prevent erosion. |
