Vocabulary: The Biosphere

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Across
  1. 7. Feeds on dead matter, such as an earthworm
  2. 10. Different populations that live together in an area
  3. 11. Consumes the carcasses of other animals, such as a vulture
  4. 12. _____ factor: Any nonliving part of an environment
  5. 16. The main source of energy on Earth
  6. 19. The process in which autotrophs use chemical energy to produce carbohydrates
  7. 20. The scientific study of interactions among organisms and between organisms and their environment
  8. 21. Each step in a food chain or food web
  9. 23. A network of all the food chains in an ecosystem
  10. 24. Eats only animals, such as a snake
Down
  1. 1. Organisms that rely on other organisms for their energy and food
  2. 2. Organisms that can capture energy from sunlight or chemicals and use that energy to produce food
  3. 3. Another name for an autotroph
  4. 4. Obtains energy by eating only plants, such as a cow
  5. 5. The process in which autotrophs capture light energy and use it to convert carbon dioxide and water into oxygen and sugars
  6. 6. A group of ecosystems that have similar climates and organisms
  7. 8. Another name for a heterotroph
  8. 9. A series of steps in which organisms transfer energy by eating and being eaten
  9. 13. _____ factor: Any living part of an environment
  10. 14. The parts of the planet in which all life exists
  11. 15. Eats both plants and animals, such as a human
  12. 17. All the organisms that live in a particular place, together with their physical environment
  13. 18. Breaks down organic matter, such as a fungus
  14. 22. Individuals that belong to the same species and live in the same area