Insect Extinction

1234567891011121314151617181920
Across
  1. 4. an organism that eats another living thing
  2. 7. how many more times the mass of all humanity is the mass of the world's insects?
  3. 8. a scientist who studies insects
  4. 11. chemicals that kill pests
  5. 12. a group of insects that look a bit like moths
  6. 13. to transfer pollen from plant to plants can reproduce
  7. 15. a ten year timeframe
  8. 16. a group of insects that eat grass
  9. 19. the absence of all organisms in a species
  10. 20. a group f insects that crawls and has wings
Down
  1. 1. originally found in an area
  2. 2. chemicals that kill insects
  3. 3. caused by increases in carbon dioxide in the atmosphere that traps more heat
  4. 5. an area where an organism lives
  5. 6. a complex interaction of food chains
  6. 9. a group of insects that pollinate flowers
  7. 10. suddenly fall down or give way
  8. 14. a species that causes significant environmental damage
  9. 17. to reuse materials so they don't build up as waste
  10. 18. a group of insects that jump