MULTI-SYLLABIC WORDS

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Across
  1. 4. A formal meeting of several scientists
  2. 5. When you can't wait
  3. 6. The factors that make up where an organism lives
  4. 7. An animal that eats exclusively animal matter.
Down
  1. 1. An organism living off another organism causing damage to it, but not killing it right away.
  2. 2. A representation that imitates a situation, like a video game
  3. 3. When an animal species stops existing