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NAME ________________________________ TEST-Chapter 38 Arthropods ( 2 points each) MULTIPLE CHOICE: Circle the letter for the answer that BEST completes the statement or answers the question. All arthropods have a(n)__________________________. A. acoelom B. pseudocoelom C. eucoelom D. none of these; they don’t need a coelom with an exoskeleton Arthropods are __________________________________ A. invertebrate protostomes B. invertebrate deuterostomes C. vertebrate deuterostomes D. vertebrate protostomes All arthropods have a ___________________________ A. dorsal nerve cord/ventral heart B. ventral nerve cord/dorsal heart In a crayfish the respiratory organ that exchanges gases is the _________________. A. skin gills B. gills C. lungs D. book lungs All of the A. B. C. D. following are mouthparts in a crayfish EXCEPT_______________. mandible maxilla maxilliped chelicera Malpighian A. B. C. D. tubules, nephridia, and green glands are all ____________ organs. digestive circulatory excretory nervous The periodic shedding of the exoskeleton as an organism grows is called _____________________ A. shedding B. calcification C. autotomy D. molting All arthropods have ______________________ circulation. A. open B. closed Aquatic crustaceans have a __________________ larva. A. trochophore B. nauplius C. bipinnaria D. bivalvia In a crayfish sexual development, molting, and metabolism are controlled by the ___________________ system. A. excretory B. endocrine C. reproductive D. circulatory A tagma is _________________________________. A. a kind of larva found in insects B. a carbohydrate that makes exoskeletons flexible C. the poisonous fangs in a spider D. a larger body segment made by fusing smaller segments Crayfish excrete their nitrogen waste in the form of _____________________. A. urea B. uric acid C. ammonia D. none of these; they don’t make nitrogen waste Gills, book A. B. C. D. lungs, trachea and spiracles are all ________________ organs. respiratory digestive endocrine excretory Osmoregulation is __________________________________ A. the concentration of sensory and nervous tissue in the anterior end B. the ability to self-amputate body parts C. the presence of both male and female sex organs in one animal D. maintaining the correct balance of water and ions in the body Chitin is _________________________________. A. a kind of larva found in insects B. a larger body segment made by fusing smaller segments C. the poisonous fangs in a spider D. a polysaccharide used to make exoskeletons flexible The substance in an exoskeleton that makes it HARD is ____________________________. A. chitin B. protein C. calcium carbonate D. Malpigiian Arthropods have an ________ skeleton. A. endo B. exo CRAYFISH have ____________ fertilization and _____________ development. A. internal . . . indirect B. external . . . direct C. internal . . . direct D. external . . . indirect The body system in arthropods that deals with osmoregulation is the _______________ system. A. digestive B. reproductive C. endocrine D. excretory In Latin, the word Arthropod means _____________________________. A. hard shell B. slow moving C. jointed foot D. ten legged SHORT ANSWER: Fill in the blank with the best answer. Crayfish belong to the: KINGDOM ________________________ PHYLUM _________________________ CLASS ___________________________ Describe how you can tell a male crayfish from a female crayfish by LOOKING AT THE OUTSIDE. _______________________________________________________________________________ _______________________________________________________________________________ Name 3 characteristics ALL ARTHROPODS share. (Remember: Don’t just list body parts; what makes arthropods DIFFERENT from other animals?) _______________________________ _______________________________ _______________________________ * * * * * * * * * * * * MATCH THE ARTHROPOD WITH ITS GROUP: Arachnids Crustaceans Insects _______________ 6 legged Arthropods with 3 body segments and biting mouthparts including: beetles, butterflies, bees, ants and grasshoppers _______________ Arthropods with 2 pairs of feelers and a cephalothorax and abdomen including: crayfish, lobsters, shrimp, and crabs _______________ 8 LEGGED Arthropods with a cephalothorax and abdomen including: spiders, ticks, scorpions, & mites * * SHORT ANSWER: Fill in the blank with the best answer. Crayfish belong to the: KINGDOM ________________________ PHYLUM _________________________ CLASS ___________________________ Describe how you can tell a male crayfish from a female crayfish by LOOKING AT THE OUTSIDE. _______________________________________________________________________________ _______________________________________________________________________________ Name 3 characteristics ALL ARTHROPODS share. (Remember: Don’t just list body parts; what makes arthropods DIFFERENT from other animals?) _______________________________ _______________________________ _______________________________ * * * * * * * * * * * * MATCH THE ARTHROPOD WITH ITS GROUP: Arachnids _______________ _______________ _______________ Crustaceans Insects Arthropods with 2 pairs of feelers and a cephalothorax and abdomen including: crayfish, lobsters, shrimp, and crabs 8 LEGGED Arthropods with a cephalothorax and abdomen including: spiders, ticks, scorpions, & mites 6 legged Arthropods with 3 body segments and biting mouthparts including: beetles, butterflies, bees, ants and grasshoppers * * Which of the following kinds of larvae is seen in crayfish? * A. B. 1 Eye 3 pairs of appendages Winged * * * * * * * C. Ciliated * * * * * * * * TRUE or FALSE: Circle T if the statement is TRUE. Circle F is the statement is FALSE. T F Arthropods are hermaphrodites. T F Crayfish have ARTERIES but NO VEINS in their circulatory system. T F Spiders and insects have green glands to get rid nitrogen waste. T F Spiders molt. T F Crayfish have cephalization. T F Humans have mouthparts called maxilla and mandibles, too. * * * * * * * * * * * * BONUS QUESTION: Someone who is “afraid of spiders” has _____________________________ (You don’t have to spell this one correctly) What does it mean when a crayfish is “in berry”? _________________________________________________________________________________ Use the charts below to compare and contrast CRAYFISH and the OTHER ORGANISMS YOU HAVE DISSECTED. GIVE ME SOME SCIENCE VOCAB . . . NOT THEY DON”T PLAY BASKETBALL! (You CAN’T use… live in water/land; shell/no shell; # legs/no legs. Answers CAN’T be used more than once.) CRAYFISH EARTHWORMS CRAYFISH STARFISH CRAYFISH CLAMS WAY THEY ARE DIFFERENT WAY THEY ARE ALIKE WAY THEY ARE DIFFERENT WAY THEY ARE ALIKE WAY THEY ARE DIFFERENT WAY THEY ARE ALIKE CRAYFISH APPENDAGES : Match the body part with its location and/or function. _______ Center section of a crayfish’s tail where the anus is located A. SWIMMERETS B. ANTENNA C. ANTENNULES _______ Used for defense and capturing food D. CHELIPED ________ appendages on abdomen that help in reproduction by transferring sperm in males and carrying eggs/embryos in females E. WALKING LEGS F. MAXILLA ________ Manipulate food and can sense touch & taste G. MANDIBLE ________ Feelers that sense touch, taste, and equilibrium H. MAXILLIPED ________ Used for locomotion I. TELSON ________ Heart-shaped chewing mouthpart J. UROPODS ________ Side tail sections that help to propel the crayfish backwards ________ Feelers that sense only touch and taste _______ Mouth appendages that manipulate food; 2nd pairs are called bailers and keep water moving over the gills ________ Teeth found inside a crayfish’s stomach CRAYFISH APPENDAGES : Match the body part with its location and/or function. _______ Center section of a crayfish’s tail where the anus is located A. UROPODS B. TELSON C. MAXILLIPED _______ Used for defense and capturing food D. MANDIBLE ________ appendages on abdomen that help in reproduction by transferring sperm in males and carrying eggs/embryos in females E. MAXILLA F. CHELIPED ________ Manipulate food and can sense touch & taste G. WALKING LEGS ________ Feelers that sense only touch and taste H. ANTENNA ________ Used for locomotion I. ANTENNULES ________ Heart-shaped chewing mouthpart J. SWIMMERETS ________ Side tail sections that help to propel the crayfish backwards K. WALKING LEGS ________ Feelers that sense touch, taste, and equilibrium _______ Mouth appendages that manipulate food; 2nd pairs are called bailers and keep water moving over the gills CRAYFISH BODY PARTS Match the body part/organ with its function ________ Stores sperm A. DIGESTIVE GLANDS ________ Part of the exoskeleton that covers the cephalothorax in a crayfish B. CARAPACE C. GASTRIC MILL ________ Acts as the “brain” D. ROSTRUM ________ Excrete nitrogen waste and maintain the balance of water and ions in crayfish E. SEMINAL RECEPTACLE ________ Makes bile, helps with digestion, and absorbs nutrients F. CEREBRAL GANGLIA _________ Finishes digestion, helps absorb nutrients & collects and concentrates digestive waste G. GREEN GLANDS H. OSTIA _________ Protects eyes I. HEART _________ Pumps hemolymph J. INTESTINE _________ Openings for blood to re-enter heart ________ Teeth found inside a crayfish’s stomach * * * * * * * * * * * * * MATCHING OTHER ARTHROPOD PARTS: Match the body part with its location and/or function. A. PEDIPALPS ________ Fangs in a spider used to inject venom into prey B. CHELICERA ________ Appendage in a spider that releases silk C. BOOK LUNGS ________ Spider appendage that aids in holding food and chewing D. SPINNERETS * E. MALPIGHIAN TUBULES ________ Main excretory organ of insects and arachnids ________ Respiratory organ in the abdomen of arachnids with parallel folds for gas exchange that resembles the pages of a book CRAYFISH BODY PARTS Match the body part/organ with its function ________ Stores sperm A. CEREBRAL GANGLIA ________ Part of the exoskeleton that covers the cephalothorax in a crayfish B. OSTIA C. INTESTINE ________ Acts as the “brain” D. GREEN GLANDS ________ Excretes nitrogen waste and maintains the balance of water and ions in crayfish E. ROSTRUM ________ Makes bile, helps with digestion, and absorbs nutrients F. HEART _________ Finishes digestion, helps absorb nutrients & collects and concentrates digestive waste G. GREEN GLANDS H. CARAPACE _________ Protects eyes I. GASTRIC MILL _________ Pumps hemolymph J. SEMINAL RECEPTACLE _________ Openings for blood to re-enter heart ________ Teeth found inside a crayfish’s stomach * * * * * * * * * * * * * * MATCHING OTHER ARTHROPOD PARTS: Match the body part with its location and/or function. A. SPINNERETS ________ Fangs in a spider used to inject venom into prey B. MALPIGHIAN TUBULES ________ Appendage in a spider that releases silk C. PEDIPALPS ________ Spider appendage that aids in holding food and chewing D. BOOK LUNG E. CHELICERA ________ Main excretory organ of insects and arachnids ________ Respiratory organ in the abdomen of arachnids with parallel folds for gas exchange that resembles the pages of a book NAME ________________________________ TEST-Chapter 38 Arthropods ( 2 points each) MATCH words in the word bank to the Numbers in the diagram below: _______ cheliped ________ walking legs _______ ________ cephalothorax swimmerets _______ antenna BODY SECTION ________ rostrum ________antennules ________ abdomen ________ carapace BODY SECTION Piece of skeleton ________ maxillipeds MATCH words in the word bank to the Numbers in the diagram below: ________ cephalothorax _______ swimmerets _______ maxillipeds BODY SECTION ________ rostrum _______ cheliped ________ walking legs ________antennules ________ antenna BODY SECTION Piece of skeleton ________ abdomen ________ carapace MATCH THE BODY PART WITH THE DIAGRAM LETTER: _______ ventral nerve cord _______ gonads _______ pyloric stomach _______ heart _______ cardiac stomach _______ green glands _______ cerebral ganglia _______ gills _______ digestive glands _______ intestine _______ adductor muscles * * * * BONUS QUESTION: * * * * * * * * * Someone who is “afraid of spiders” has _____________________________ (You don’t have to spell this one correctly) What does it mean when a crayfish is “in berry”? _________________________________________________________________________________ MATCH THE BODY PART WITH THE DIAGRAM LETTER: _______ gonads _______ ventral nerve cord _______ green glands _______ cardiac stomach _______ heart _______ pyloric stomach _______ gills _______ cerebral ganglia _______ intestine _______ adductor muscles _______ digestive glands MULTIPLE CHOICE: Circle the letter for the answer that BEST completes the statement or answers the question. All arthropods have a(n)__________________________. A. acoelom B. pseudocoelom C. eucoelom D. none of these; they don’t need a coelom with an exoskeleton Arthropods are __________________________________ A. invertebrate protostomes B. invertebrate deuterostomes C. vertebrate deuterostomes D. vertebrate protostomes All arthropods have a ___________________________ A. dorsal nerve cord/ventral heart B. ventral nerve cord/dorsal heart In a crayfish the respiratory organ that exchanges gases is the _________________. A. skin gills B. gills C. lungs D. book lungs All of the A. B. C. D. Malpighian A. B. C. D. following are mouthparts in a crayfish EXCEPT_______________. mandible maxilla maxilliped chelicera tubules, nephridia, and green glands are all ____________ organs. digestive circulatory excretory nervous The periodic shedding of the exoskeleton as an organism grows is called _____________________ A. shedding B. calcification C. autotomy D. molting All arthropods have ______________________ circulation. C. open D. closed Arthropods have an ________ skeleton. A. endo B. exo Aquatic crustaceans have a __________________ larva. A. trochophore B. nauplius C. bipinnaria D. bivalvia In a crayfish sexual development, molting, and metabolism are controlled by the ___________________ system. A. excretory B. endocrine C. reproductive D. circulatory A tagma is _________________________________. A. a kind of larva found in insects B. a carbohydrate that makes exoskeletons flexible C. the poisonous fangs in a spider D. a larger body segment made by fusing smaller segments Crayfish excrete their nitrogen waste in the form of _____________________. A. urea B. uric acid C. ammonia D. none of these; they don’t make nitrogen waste Gills, book A. B. C. D. lungs, trachea and spiracles are all ________________ organs. respiratory digestive endocrine excretory Osmoregulation is __________________________________ A. the concentration of sensory and nervous tissue in the anterior end B. the ability to self-amputate body parts C. the presence of both male and female sex organs in one animal D. maintaining the correct balance of water and ions in the body Chitin is _________________________________. A. a kind of larva found in insects B. a larger body segment made by fusing smaller segments C. the poisonous fangs in a spider D. a polysaccharide used to make exoskeletons flexible The substance in an exoskeleton that makes it HARD is ____________________________. A. chitin B. protein C. calcium carbonate D. Malpigiian CRAYFISH have ____________ fertilization and _____________ development. E. internal . . . indirect F. external . . . direct G. internal . . . direct H. external . . . indirect The body system in arthropods that deals with osmoregulation is the _______________ system. E. digestive F. reproductive G. endocrine H. excretory In Latin, the word Arthropod means _____________________________. A. hard shell B. slow moving C. jointed foot D. ten legged Which of the following kinds of larvae is seen in crayfish? A. 1 Eye 3 pairs of appendages B. Winged C. Ciliated