7th grade science

123456789101112131415161718192021
Across
  1. 3. Chain a diagram that shows the feeding relationship between a producer and a single chain or consumers in a particular organism - shows who eats who
  2. 5. consumers that eat other animals
  3. 10. all the living AND nonliving things that interact in an area
  4. 11. Consumers an organism that eats secondary consumers
  5. 13. consumers that eat animals and plants
  6. 14. the study of the relationships between organisms and the environment in which they live
  7. 15. Consumers usually herbivores that feed on plants
  8. 16. / Autotrophs make their own food by changing energy from the sun into chemical energy
  9. 18. an organism that consumes the bodies of dead organisms and waste produced by living organisms (ex: earthworms/maggots)
  10. 21. one living thing
Down
  1. 1. all the different populations that live together in an area
  2. 2. organisms of one species living together in the same place at the same time
  3. 4. get their energy by breaking down dead plant and animal matter (ex: bacteria/fungi)
  4. 6. consumers that eat plants
  5. 7. consumers that feed on dead plant and animal matter (ex: vultures/hyenas)
  6. 8. / Heterotrophs get their energy by eating (consuming) other organisms
  7. 9. the part of the Earth (including land, air, surface rocks, water) in which life occurs
  8. 12. Level the position an organism occupies in a food chain
  9. 17. Factors living parts of the ecosystem
  10. 19. Consumers mostly carnivores that prey on other animals
  11. 20. Factors a nonliving part of the ecosystem (water, wind, sunlight, weather)