Chapter 11 and 12 Crossword puzzle

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Across
  1. 4. many algae are microscopic and unicellular or colonial
  2. 8. floating protozoans or animals that eat the phytoplankton
  3. 10. live in cool moist environments in organic matter such as compost piles and rotting wood
  4. 13. feed on/in living organism
  5. 16. body of a plantlike organism that does not have leaves,roots,and stems
  6. 18. hyphae that actually enter host cells to get nutrition from cytoplasm of host cells
  7. 19. fist animals
  8. 20. feed on dead organic material
  9. 21. hyphae branches the produce spores
  10. 23. tiny floating photosynthetic organism, mainly algae
  11. 24. when specialized cells are different in size and form, the cells
  12. 25. special cells that anchor the algae to something and appear rootlike
Down
  1. 1. golden aglae
  2. 2. simple colony of a slender chain of cells growing end to end-some algae filaments are branching
  3. 3. if an algal colony is attached to something
  4. 5. small air-filled pockets(hold up the thallus)
  5. 6. branchlike with noticeable fruiting bodies
  6. 7. the nonmotile gamete or egg (ovum) is produced in a
  7. 9. green algae
  8. 11. red algae
  9. 12. leafy-like growth
  10. 14. flat, crustlike growth
  11. 15. the diatoms
  12. 17. aerial hyphae that connect groups of hyphae together
  13. 22. brown algae