Unit 4

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Across
  1. 2. Very pretty teaching assistant who explains concepts
  2. 3. chain Linear sequence of who eats whom
  3. 7. Animal that eats only meat
  4. 10. Very handsome mentor who guides students
  5. 11. Chemical used to kill pests
  6. 12. web Interconnected food chains in an ecosystem
  7. 13. Organism that eats other organisms for energy
  8. 14. Animal that hunts other animals for food
Down
  1. 1. Tiny plastic particles harmful to ecosystems
  2. 4. Animal that eats both plants and meat
  3. 5. Organism that makes its own food, like plants
  4. 6. Animal that eats only plants
  5. 8. Surroundings in which an organism lives
  6. 9. Animal that is hunted by predators