Ecology Unit Vocabulary

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Across
  1. 1. A habitat in which the freshwater of a river meets the salt water of the ocean.
  2. 3. A symbiotic relationship whereby one organism/species benefits from the relationship and the other organism is harmed.
  3. 7. An animal that feeds on the remains of a dead organism.
  4. 10. A hot or cold region that receives less than 25 centimeters of rain a year.
  5. 11. A symbiotic relationship in which one member is benefited and the second is neither harmed nor benefited.
  6. 14. The living factors which affect the system - for example predators or food supply.
  7. 15. Ocean biome; water contains approximately 3.5% salt.
  8. 18. An extremely cold, dry biome with permafrost.
  9. 19. A consumer that eats only producers like plants or algae.
  10. 20. The __________ forest is a biome characterized by trees that shed their leaves during the autumn. This biome has a mild climate including warm summer seasons and cool winter seasons.
  11. 22. The environmental factor that is of predominant importance in restricting the size of a population, or any factor that restricts population growth in an area.
  12. 23. The environment in which an organism lives.
Down
  1. 2. The nonliving factors which affect the system - for example weather, natural disasters, drought.
  2. 4. A symbiotic relationship in which both species benefit from the relationship.
  3. 5. Areas of standing water such as marches, swamps and bogs; acts as a filter of run off water.
  4. 6. The temperate __________ biome is characterized by a rich mix of grasses and some of the world's most fertile soils.This biome contains warm/hot summers,cold winters and home to large grazing herds.
  5. 8. A consumer that eats other consumers or animals.
  6. 9. Water that is not salty or has minute traces of salt, ponds, lakes, streams.
  7. 11. ________ capacity is the maximum number of organisms that the environment can support.
  8. 12. A consumer that eats producers and consumers.
  9. 13. The role that an organism plays in its environment.
  10. 16. A coniferous forest biome characterized by long cold winters and short summers; famous for mountains.
  11. 17. A food _________ consists of organisms in which each link feeds on the one ahead and is eaten by the one behind. Web A food _________ is a way of showing how food chains are related.
  12. 18. The __________ rainforest is a biome a great,average yearly rainfall. The soil is thin and nutrient poor while containing lush plant life located near the equator.
  13. 21. A tropical grassland with scattered clumps of trees; found in the tropical wet-and-dry climate zone close to the equator.