Invertebrate Review

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 2. That which is responsible for one's thoughts, feelings, and conscious brain functions (4)
  2. 7. Invertebrate having jointed limbs and a segmented body with an exoskeleton made of chitin (plural) (10)
  3. 8. Air-breathing arthropods characterized by simple eyes and four pairs of legs (plural) (9)
  4. 9. Small air-breathing arthropod (plural) (7)
  5. 10. Chiefly nocturnal predacious arthropod having a flattened body of 15 to 173 segments each with (plural) (10)
  6. 11. The region of the body of a vertebrate between the thorax and the pelvis (7)
  7. 12. Any animal lacking a backbone or notochord (12)
  8. 13. A person who invites guests to a social event and who is responsible for them while they are there (4)
  9. 14. A porous mass of interlacing fibers that forms the internal skeleton of various marine animals (plural) (7)

Down

  1. 1. An animal or plant that lives in or on a host (8)
  2. 3. Eight-legged creature that spins webs (plural) (7)
  3. 4. Any of numerous relatively small elongated soft-bodied animals especially of the phyla Annelida (plural) (5)
  4. 5. Any mainly aquatic arthropod usually having a segmented body and chitinous exoskeleton (plural) (11)
  5. 6. Any of numerous herbivorous nonpoisonous arthropods having a cylindrical body of 20 to 100 or more (plural) (10)