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Crayfish Test Review

Crayfish Test Review. A crayfish’s hard, shell-like covering is called a(n) _______. swimmerets carapace cephalothorax exoskeleton. Exoskeleton. A crayfish’s smaller pairs of legs are used for all of the following EXCEPT…. walking hearing tearing food apart cleaning themselves. Hearing.

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Crayfish Test Review

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  1. Crayfish Test Review

  2. A crayfish’s hard, shell-like covering is called a(n) _______. swimmerets carapace cephalothorax exoskeleton

  3. Exoskeleton

  4. A crayfish’s smaller pairs of legs are used for all of the following EXCEPT… walking hearing tearing food apart cleaning themselves

  5. Hearing

  6. What is one way crayfish avoid danger?

  7. Crayfish avoid danger in the following ways: opening and closing claws fighting with claws waving their claws

  8. We have learned that crayfish are able to grow back body parts. What is this called? regenerate regurgitate retaliate regerminate

  9. regenerate

  10. A female crayfish who has eggs is said to be ________. in mud in berry in peaches in jam

  11. in berry

  12. The exoskeleton does not grow as the crayfish eats and grows. Crayfish must __________. molt hibernate burrow shake its shell off

  13. molt

  14. A crayfish’s eyes are on ________. the tail claws short stalks the swimmerets

  15. short stalks

  16. Crayfish are crustaceans. Which of the following is NOT a member of the crustacean family? Lobster Crayfish Shrimp Armadillo

  17. Armadillo

  18. What do crayfish breathe with?

  19. Gills

  20. There are about how many species of crayfish in the United States?

  21. 500

  22. Other than bait, what other use do crayfish have to humans?

  23. Humans eat crayfish

  24. All of these animals are enemies of crayfish except_____. Fish Alligators Raccoons Mice

  25. Mice

  26. What does the crayfishes fan-like tail help it to do?

  27. Move Backward

  28. A crayfish uses its claws for all of the following except ____. Catching food self-defense Fighting To attract a mate

  29. Attract a mate

  30. What type of eye does a crayfish have?

  31. Compound Eye

  32. What are two other names for crayfish?

  33. Crawfish or Crawdads

  34. Do crayfish hunt during the day or at night?

  35. At night

  36. How long can crayfish live?

  37. Anywhere between 2 and 20 years

  38. What are three different colors of crayfish?

  39. They can be pink, white, red, black, blue, or green

  40. What are the two MAIN body parts of a crayfish?Hint: the first part is a combination of the head and thorax.

  41. The cephalothorax and the abdomen

  42. What family do crayfish belong to?

  43. Crustaceans

  44. True or false: Crayfish love warm weather and sunshine.

  45. False!

  46. How does a crayfish’s antenna help him/ her?

  47. It helps him to smell, feel, and taste.

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