1. Chapter 29 – Comparing Invertebrates A
Topic 1
Topic 2
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Topic 4
Topic 5
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FINAL ROUND

2. b. hard body covering made of chitin.
Topic 1: $100 Question
An endoskeleton is a
a. shell of a mollusk.
b. hard body covering made of chitin.
c. structural support located inside the body.
d. fluid-filled body cavity that supports the muscles.
ANSWER
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3. b. hard body covering made of chitin.
Topic 1: $100 Answer
An endoskeleton is a
a. shell of a mollusk.
b. hard body covering made of chitin.
c. structural support located inside the body.
d. fluid-filled body cavity that supports the muscles.
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4. Cephalization refers to the
Topic 1: $200 Question
Cephalization refers to the
a. division of the body into upper and lower sides.
b. concentration of sense organs and nerve cells in the front of the body.
c. joining together of specialized cells to form tissues.
d. formation of a body cavity between the germ layers.
ANSWER
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5. Cephalization refers to the
Topic 1: $200 Answer
Cephalization refers to the
a. division of the body into upper and lower sides.
b. concentration of sense organs and nerve cells in the front of the body.
c. joining together of specialized cells to form tissues.
d. formation of a body cavity between the germ layers.
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6. Which statement refers to sexual reproduction?
Topic 1: $300 Question
Which statement refers to sexual reproduction?
a. An organism breaks into pieces that grow into new individuals.
b. All offspring are genetically identical to the parent.
c. Offspring are produces from the fusion of male and female gametes.
d. New individuals are produced from outgrowths of the parent’s body wall.
ANSWER
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7. Which statement refers to sexual reproduction?
Topic 1: $300 Answer
Which statement refers to sexual reproduction?
a. An organism breaks into pieces that grow into new individuals.
b. All offspring are genetically identical to the parent.
c. Offspring are produced from the fusion of male and female gametes.
d. New individuals are produced from outgrowths of the parent’s body wall.
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8. Topic 1: $400 Question
___________ fossils are tracks and burrows made by soft-bodied animals whose bodies were not fossilized.
a. Large
b. Indicator
c. Trace
d. The smallest
ANSWER
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9. Topic 1: $400 Answer
___________ fossils are tracks and burrows made by soft-bodied animals whose bodies were not fossilized.
a. Large
b. Indicator
c. Trace
d. The smallest
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10. Topic 1: $500 Question
Which of the following invertebrates has a closed circulatory system, nephridia, and a hydrostatic skeleton?
a. A flatworm
b. A sponge
c. An annelid
d. An echinoderm
ANSWER
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11. Topic 1: $500 Answer
Which of the following invertebrates has a closed circulatory system, nephridia, and a hydrostatic skeleton?
a. A flatworm
b. A sponge
c. An annelid
d. An echinoderm
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12. b. asexual reproduction c. sexual reproduction d. segmentation
Topic 2: $100 Question
Over the course of evolution, ____________ allowed animals to increase in body size with a minimum of new genetic material.
a. cephalization
b. asexual reproduction
c. sexual reproduction
d. segmentation
ANSWER
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13. b. asexual reproduction c. sexual reproduction d. segmentation
Topic 2: $100 Answer
Over the course of evolution, ____________ allowed animals to increase in body size with a minimum of new genetic material.
a. cephalization
b. asexual reproduction
c. sexual reproduction
d. segmentation
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14. An example of an invertebrate with a hydrostatic skeleton is a(an)
Topic 2: $200 Question
An example of an invertebrate with a hydrostatic skeleton is a(an)
a. spider.
b. sea star.
c. earthworm.
d. sponge.
ANSWER
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15. An example of an invertebrate with a hydrostatic skeleton is a(an)
Topic 2: $200 Answer
An example of an invertebrate with a hydrostatic skeleton is a(an)
a. spider.
b. sea star.
c. earthworm.
d. sponge.
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16. Topic 2: $300 Question
Animals of the Cambrian Period typically had all of the following EXCEPT
a. body symmetry.
b. some type of skeleton.
c. a backbone.
d. segmentation.
ANSWER
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17. Topic 2: $300 Answer
Animals of the Cambrian Period typically had all of the following EXCEPT
a. body symmetry.
b. some type of skeleton.
c. a backbone.
d. segmentation.
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18. Topic 2: $400 Question
The only invertebrates that lack both cephalization and a coelom are cnidarians and ______________
a. trilobites.
b. annelids.
c. tunicates.
d. sponges.
ANSWER
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19. Topic 2: $400 Answer
The only invertebrates that lack both cephalization and a coelom are cnidarians and ______________
a. trilobites.
b. annelids.
c. tunicates.
d. sponges.
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20. In insects, gas exchange takes place through a network of
Topic 2: $500 Question
In insects, gas exchange takes place through a network of
a. mantle cavities.
b. book lungs.
c. blood vessels.
d. tracheal tubes.
ANSWER
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21. In insects, gas exchange takes place through a network of
Topic 2: $500 Answer
In insects, gas exchange takes place through a network of
a. mantle cavities.
b. book lungs.
c. blood vessels.
d. tracheal tubes.
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22. Topic 3: $100 Question
A body cavity lined partially with mesoderm is called a(an) _____________________.
a. coelom
b. true coelom
c. endoderm
d. pseudocoelom
ANSWER
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23. Topic 3: $100 Answer
A body cavity lined partially with mesoderm is called a(an) _____________________.
a. coelom
b. true coelom
c. endoderm
d. pseudocoelom
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24. Among the following invertebrates, which are deuterostomes?
Topic 3: $200 Question
Among the following invertebrates, which are deuterostomes?
a. mollusks
b. echinoderms
c. arthropods
d. worms
ANSWER
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25. Among the following invertebrates, which are deuterostomes?
Topic 3: $200 Answer
Among the following invertebrates, which are deuterostomes?
a. mollusks
b. echinoderms
c. arthropods
d. worms
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26. Topic 3: $300 Question
Animal Y has three germ layers, bilateral symmetry, and no coelom. Animal Y is a(an)
a. arthropod.
b. sponge.
c. flatworm.
d. mollusk.
ANSWER
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27. Topic 3: $300 Answer
Animal Y has three germ layers, bilateral symmetry, and no coelom. Animal Y is a(an)
a. arthropod.
b. sponge.
c. flatworm.
d. mollusk.
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28. The opening in the blastula is known as the _________________.
Topic 3: $400 Question
The opening in the blastula is known as the _________________.
a. gastrula
b. blastopore
c. gastropore
d. blastula
ANSWER
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29. The opening in the blastula is known as the _________________.
Topic 3: $400 Answer
The opening in the blastula is known as the _________________.
a. gastrula
b. blastopore
c. gastropore
d. blastula
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30. Which of these invertebrates exchange gases through gills? a. insects
Topic 3: $500 Question
Which of these invertebrates exchange gases through gills?
a. insects
b. spiders
c. clams
d. land snails
ANSWER
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31. Which of these invertebrates exchange gases through gills? a. insects
Topic 3: $500 Answer
Which of these invertebrates exchange gases through gills?
a. insects
b. spiders
c. clams
d. land snails
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32. Which of the following did NOT occur during the Cambrian Explosion?
Topic 4: $100 Question
Which of the following did NOT occur during the Cambrian Explosion?
a. Animals acquired specialized cells, tissues, and organs.
b. There was an extraordinary growth in animal diversity.
c. Animal appendages became specialized for a variety of functions.
d. Animals evolved simpler body plans.
ANSWER
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33. Which of the following did NOT occur during the Cambrian Explosion?
Topic 4: $100 Answer
Which of the following did NOT occur during the Cambrian Explosion?
a. Animals acquired specialized cells, tissues, and organs.
b. There was an extraordinary growth in animal diversity.
c. Animal appendages became specialized for a variety of functions.
d. Animals evolved simpler body plans.
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34. Topic 4: $200 Question
Echinoderms differ from cnidarians in that echinoderms develop from three _______ layers.
a. large
b. small
c. bacterial
d. germ
ANSWER
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35. Topic 4: $200 Answer
Echinoderms differ from cnidarians in that echinoderms develop from three _______ layers.
a. large
b. small
c. bacterial
d. germ
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36. Topic 4: $300 Question
The function of the structure labeled X in Figure 29-2 is to rid the body of excess _________________.
a. urea
b. nitrogen
c. water
d. carbon dioxide
ANSWER
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37. Topic 4: $300 Answer
The function of the structure labeled X in Figure 29-2 is to rid the body of excess _________________.
a. urea
b. nitrogen
c. water
d. carbon dioxide
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38. Topic 4: $400 Question
If an animal moves by contracting muscles that surround a body cavity filled with fluid, the animal has a(an) _________ skeleton.
a. hard
b. hydrostatic
c. lensatic
d. cartilagenous
ANSWER
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39. Topic 4: $400 Answer
If an animal moves by contracting muscles that surround a body cavity filled with fluid, the animal has a(an) _________ skeleton.
a. hard
b. hydrostatic
c. lensatic
d. cartilagenous
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40. The simplest nervous systems are called
Topic 4: $500 Question
The simplest nervous systems are called
a. ganglia
b. brains
c. spinal cords
d. nerve nets
ANSWER
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41. The simplest nervous systems are called
Topic 4: $500 Answer
The simplest nervous systems are called
a. ganglia
b. brains
c. spinal cords
d. nerve nets
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42. An acoelomate is an animal that has
Topic 5: $100 Question
An acoelomate is an animal that has
a. a body cavity lined with endoderm and ectoderm.
b. a body cavity partially lined with mesoderm.
c. a body cavity completely lined with mesoderm.
d. no body cavity between the germ layers.
ANSWER
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43. An acoelomate is an animal that has
Topic 5: $100 Answer
An acoelomate is an animal that has
a. a body cavity lined with endoderm and ectoderm.
b. a body cavity partially lined with mesoderm.
c. a body cavity completely lined with mesoderm.
d. no body cavity between the germ layers.
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44. Topic 5: $200 Question
In some invertebrates, eggs are fertilized outside the female’s body. This type of fertilization is known as ___________ fertilization.
a. asexual
b. internal
c. external
d. in vitro
ANSWER
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45. Topic 5: $200 Answer
In some invertebrates, eggs are fertilized outside the female’s body. This type of fertilization is known as ___________ fertilization.
a. asexual
b. internal
c. external
c. in vitro
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46. Topic 5: $300 Question
Invertebrates that break down their food through intracellular digestion include
a. annelids.
b. sponges.
c. cnidarians.
d. mollusks.
ANSWER
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47. Topic 5: $300 Answer
Invertebrates that break down their food through intracellular digestion include
a. annelids.
b. sponges.
c. cnidarians.
d. mollusks.
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48. Topic 5: $400 Question
An individual that can produce both male and female gametes is called a(an) _________________.
a. hermaphrodite
b. unicyte
c. multicyte
d. madreporite
ANSWER
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49. Topic 5: $400 Answer
An individual that can produce both male and female gametes is called a(an) _________________.
a. hermaphrodite
b. unicyte
c. multicyte
d. madreporite
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50. Topic 5: $500 Question
Most invertebrates that rely on rapid movement for survival have _________ symmetry.
a. no
b. asymmetric
c. radial
d. bilateral
ANSWER
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51. Topic 5: $500 Answer
Most invertebrates that rely on rapid movement for survival have _________ symmetry.
a. no
b. asymmetric
c. radial
d. bilateral
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52. Question: a. Choice 1 b. Choice 2 c. Choice 3 d. Choice 4
FINAL ROUND Question
Question:
a. Choice 1
b. Choice 2
c. Choice 3
d. Choice 4
ANSWER
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53. c. Choice 3 (correct answer) d. Choice 4
FINAL ROUND Answer
Question:
a. Choice 1
b. Choice 2
c. Choice 3 (correct answer)
d. Choice 4
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