Lakes and Ponds

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Across
  1. 3. Sizable inland body of water, usually where light does not reach bottom
  2. 4. zone Area of surface penetration down to 1% of surface light
  3. 6. nighttime, warm water, pollution
  4. 7. Collective term for animal and plant matter
  5. 10. Plants plants completely underwater
  6. 12. transition area between temperature layers
  7. 14. Lake that stores water for human use.
  8. 15. Microscopic organisms living in aquatic environments including both phytoplankton (plants) and zooplankton (animals).
Down
  1. 1. Volume of water that would cover 1 acre to a depth of 1 foot
  2. 2. FEEDERS organism that takes in water to filter out the food and then releases the extra water (clam, oysters, sponge)
  3. 5. Small body of water where sunlight reaches bottom
  4. 8. Plants Aquatic vegetation that is rooted on the bottom but has leaves that float on the surface or protrude above the water.
  5. 9. Human-made structures that hold back water of a river or stream.
  6. 11. photosynthesis, cold water, lack of pollution
  7. 13. CHAIN A series of steps in which organisms transfer energy by eating and being eaten