Biology EOCT Biology EOCT ReviewReview
ROUND 1ROUND 1Intro to BiologyIntro to Biology
1. Sexual reproduction : two parents :: asexual 1. Sexual reproduction : two parents :: asexual reproduction : ______.reproduction : ______.A. two parentsA. two parents D. two cellsD. two cells
B. one nonliving thingB. one nonliving thing E. one parentE. one parent
C. one cellC. one cell
Answer: E. one parentAnswer: E. one parent
Intro to BiologyIntro to Biology
2. one gram : 1000 milligrams :: one meter : 2. one gram : 1000 milligrams :: one meter : ______.______.A. 1000 millimetersA. 1000 millimeters D. 1 milliliterD. 1 milliliter
B. 1 millimeterB. 1 millimeter E. 1000 metersE. 1000 meters
C. 1 kilometerC. 1 kilometer
Answer: A. 1000 millimetersAnswer: A. 1000 millimeters
Intro to BiologyIntro to Biology
3. A researcher investigated two groups of 3. A researcher investigated two groups of fruit flies. Population A was kept in a 0.5-L fruit flies. Population A was kept in a 0.5-L container. Population B was kept in a 1-L container. Population B was kept in a 1-L container. The manipulated variable was thecontainer. The manipulated variable was theA. number of fliesA. number of flies D. time in daysD. time in daysB. number of groupsB. number of groups E. size of the containersE. size of the containersC. difference in time per groupC. difference in time per group
Answer: E. size of the containersAnswer: E. size of the containers
Intro to BiologyIntro to Biology
4.4. What two main things can affect the activity What two main things can affect the activity of an enzyme?of an enzyme?
A.A. pH and aciditypH and acidityB.B. pH and basicitypH and basicityC.C. Temperature and humidityTemperature and humidityD.D. pH and temperaturepH and temperature
ANSWER: DANSWER: D
Intro to BiologyIntro to Biology 5. The first energy level of an atom can hold two 5. The first energy level of an atom can hold two
electrons. After that most energy levels can hold electrons. After that most energy levels can hold how many electrons?how many electrons?
A.A. 22B.B. 44C.C. 66D.D. 88
ANSWER: DANSWER: D
Lighting Round 1Lighting Round 1
2 points per question correct2 points per question correct
Intro to BiologyIntro to Biology 6. Which of the following is a 6. Which of the following is a
logical inference based on the logical inference based on the contents of the graph?contents of the graph?
A.A. The flies in Group B were The flies in Group B were healthier than those in Group A.healthier than those in Group A.
B.B. A fly population with more A fly population with more available space will grow larger available space will grow larger than a population with less than a population with less space.space.
C.C. If Group B were observed for If Group B were observed for 40 more days, the size of the 40 more days, the size of the population would double.population would double.
D.D. In 40 more days, the sizes of In 40 more days, the sizes of both populations would both populations would decrease at the same rate.decrease at the same rate.
BiochemistryBiochemistry
7. Which one of the following is NOT an 7. Which one of the following is NOT an organic molecule found in living organisms?organic molecule found in living organisms?A. proteinA. protein D. sodium chlorideD. sodium chloride
B. nucleic acidB. nucleic acid E. lipidE. lipid
C. carbohydrateC. carbohydrate
BiochemistryBiochemistry
8. Which combination of particle and charge 8. Which combination of particle and charge is correct?is correct?A. proton: positively chargedA. proton: positively charged
B. electron: positively chargedB. electron: positively charged
C. neutron: negatively chargedC. neutron: negatively charged
D. proton: negatively chargedD. proton: negatively charged
E. electron: no chargeE. electron: no charge
BiochemistryBiochemistry
9. The elements or compounds that enter into 9. The elements or compounds that enter into a chemical reaction are thea chemical reaction are theA. cohesion.A. cohesion. D. reactants.D. reactants.
B. adhesion.B. adhesion. E. products.E. products.
C. catalysts.C. catalysts.
BiochemistryBiochemistry
10. Protein : amino acids :: nucleic acid : _____.10. Protein : amino acids :: nucleic acid : _____.
A. acidsA. acids D. ribose sugarsD. ribose sugars
B. basesB. bases E. fatty acidsE. fatty acids
C. nucleotidesC. nucleotides
AnswersAnswers
6. Answer: A6. Answer: A 7. Answer: D. sodium chloride7. Answer: D. sodium chloride 8. Answer: A. proton: positively charged8. Answer: A. proton: positively charged 9. Answer: D. reactants9. Answer: D. reactants 10. Answer: C. nucleotides10. Answer: C. nucleotides
ROUND 2ROUND 2EcologyEcology
11. A group of individuals belonging to a 11. A group of individuals belonging to a single species that live together in a defined single species that live together in a defined area is termed a(an)area is termed a(an)
A. population.A. population. D. biome.D. biome.
B. ecosystem.B. ecosystem. E. biosphere.E. biosphere.
C. community.C. community.
Answer: A. populationAnswer: A. population
EcologyEcology
12. In addition to herbivores, another type of 12. In addition to herbivores, another type of consumer is a(an)consumer is a(an)I. CarnivoreI. CarnivoreII. OmnivoreII. OmnivoreIII. DetrivoreIII. Detrivore
A. I onlyA. I only D. II and III onlyD. II and III onlyB. II onlyB. II only E. I, II, and IIIE. I, II, and IIIC. I and II onlyC. I and II only
Answer: E. I, II, and IIIAnswer: E. I, II, and III
EcologyEcology
13. Which is NOT an abiotic factor in an 13. Which is NOT an abiotic factor in an ecosystem?ecosystem?
A. microorganismsA. microorganisms D. rainfallD. rainfall
B. lightB. light E. soilE. soil
C. temperatureC. temperature
Answer: A. microorganismsAnswer: A. microorganisms
ECOLOGYECOLOGY 14. Each of the following is a density-dependent 14. Each of the following is a density-dependent
limiting factor EXCEPTlimiting factor EXCEPT
A.A. CompetitionCompetitionB.B. DroughtDroughtC.C. DiseaseDiseaseD.D. PredationPredationE.E. Parasitism Parasitism
ANSWER: B DroughtANSWER: B Drought
Lighting Round 2Lighting Round 2
2 points per question correct2 points per question correct
EcologyEcology
15. Flea : dog :: parasite : _____.15. Flea : dog :: parasite : _____.
A. predatorA. predator D. competitorD. competitor
B. bacteriaB. bacteria E. carnivoreE. carnivore
C. hostC. host
EcologyEcology
16. Which factors increase the size of a 16. Which factors increase the size of a population?population?I. EmigrationI. Emigration
II. BirthrateII. Birthrate
III. ImmigrationIII. Immigration
A. I onlyA. I only D. II and III onlyD. II and III only
B. III onlyB. III only E. I, II, and IIIE. I, II, and III
C. I and III onlyC. I and III only
EcologyEcology
17. J-shaped curve : exponential :: S-shaped 17. J-shaped curve : exponential :: S-shaped curve : ______.curve : ______.
A. demographicA. demographic D. limiting factorD. limiting factor
B. predationB. predation E. immigrationE. immigration
C. logistic C. logistic
EcologyEcology
18. Which of the following is NOT a 18. Which of the following is NOT a renewable resource?renewable resource?
A. windA. wind D. fossil fuelsD. fossil fuels
B. sunlightB. sunlight E. treesE. trees
C. water C. water
CellsCells
19. Animal cells have all of the following 19. Animal cells have all of the following EXCEPTEXCEPT
A. mitochondria.A. mitochondria. D. a cell D. a cell membrane.membrane.
B. chloroplasts.B. chloroplasts. E. Golgi E. Golgi apparatus.apparatus.
C. a nucleus. C. a nucleus.
AnswersAnswers
15. Answer: C. host15. Answer: C. host 16. Answer: D. II and III only16. Answer: D. II and III only 17. Answer: C. logistic17. Answer: C. logistic 18. Answer: D. fossil fuels18. Answer: D. fossil fuels 19. Answer: B. chloroplasts19. Answer: B. chloroplasts
CellsCells
20. Which process always involves the 20. Which process always involves the movement of materials from inside the cell to movement of materials from inside the cell to outside the cell?outside the cell?
A. phagocytosisA. phagocytosis D. exocytosisD. exocytosis
B. endocytosisB. endocytosis E. osmosisE. osmosis
C. diffusion C. diffusion
Answer: D. exocytosisAnswer: D. exocytosis
CellsCells
21. What is the total number of ATPs produced 21. What is the total number of ATPs produced during cellular respiration?during cellular respiration?
A.A. 12 ATP12 ATPB.B. 36 ATP36 ATPC.C. 24 ATP24 ATPD.D. 2 ATP2 ATP
ANSWER: B 36 ATPANSWER: B 36 ATP
CellsCells 22. Choose the cellular structure that is present 22. Choose the cellular structure that is present
in eukaryotic cells but NOT in prokaryotic in eukaryotic cells but NOT in prokaryotic cells.cells.
I. Nuclear membraneI. Nuclear membraneII. MitochondriaII. MitochondriaIII. Cell membraneIII. Cell membrane
A.A. I onlyI only D. I and II onlyD. I and II onlyB.B. II onlyII only E. I, II, and IIIE. I, II, and IIIC.C. III onlyIII only
ANSWER: D I and IIANSWER: D I and II
PhotosynthesisPhotosynthesis
23. Oak tree : autotroph :: human : ______.23. Oak tree : autotroph :: human : ______.
A. consumerA. consumer D. omnivoreD. omnivore
B. producerB. producer E. heterotrophE. heterotroph
C. autotrophC. autotroph
Answer: E. heterotrophAnswer: E. heterotroph
PhotosynthesisPhotosynthesis
24. Which equation best summarizes the 24. Which equation best summarizes the process of photosynthesis?process of photosynthesis?A. water + carbon dioxide A. water + carbon dioxide → sugars + oxygen→ sugars + oxygen B. sugars + oxygen B. sugars + oxygen → water + carbon→ water + carbonC. water + oxygen C. water + oxygen →→ sugars + carbon dioxide sugars + carbon dioxide D. oxygen + carbon dioxide D. oxygen + carbon dioxide → sugars + oxygen→ sugars + oxygenE. sugars + carbon dioxide E. sugars + carbon dioxide → water + oxygen→ water + oxygen
Answer: A. Answer: A.
Lighting Round 3Lighting Round 3
2 points per question correct2 points per question correct
PhotosynthesisPhotosynthesis
25. In a typical plant, all of the following 25. In a typical plant, all of the following factors are necessary for photosynthesis factors are necessary for photosynthesis EXCEPTEXCEPT
A. chlorophyll.A. chlorophyll. D. carbon dioxide.D. carbon dioxide.
B. light.B. light. E. water.E. water.
C. oxygen.C. oxygen.
Cellular RespirationCellular Respiration
26. What raw materials are needed for cellular 26. What raw materials are needed for cellular respiration?respiration?
A. glucose and carbon dioxideA. glucose and carbon dioxide
B. glucose and oxygenB. glucose and oxygen
C. carbon dioxide and oxygenC. carbon dioxide and oxygen
D. oxygen and lactic acidD. oxygen and lactic acid
E. carbon dioxide and waterE. carbon dioxide and water
Cellular RespirationCellular Respiration
27. In eukaryotic cells, most of cellular 27. In eukaryotic cells, most of cellular respiration takes place in therespiration takes place in the
A. nuclei.A. nuclei. D. cell walls.D. cell walls.
B. cytoplasm.B. cytoplasm. E. centrioles.E. centrioles.
C. mitochondria.C. mitochondria.
Cell DivisionCell Division
28. Which of the following is NOT a phase of 28. Which of the following is NOT a phase of mitosis?mitosis?
A. anaphaseA. anaphase D. prophaseD. prophase
B. metaphaseB. metaphase E. interphaseE. interphase
C. telophaseC. telophase
Cell DivisionCell Division
29. A process in which unregulated cell 29. A process in which unregulated cell division occurs is known asdivision occurs is known as
A. mitosis.A. mitosis. D. cancer.D. cancer.
B. the cell cycle.B. the cell cycle. E. interphase.E. interphase.
C. cytokinesis.C. cytokinesis.
AnswersAnswers
25. Answer: C. oxygen25. Answer: C. oxygen 26. Answer: B. glucose and oxygen26. Answer: B. glucose and oxygen 27. Answer: C. mitochondria.27. Answer: C. mitochondria. 28. Answer: E. interphase28. Answer: E. interphase 29. Answer: D. cancer29. Answer: D. cancer
GeneticsGenetics
30. What happens to the chromosome number 30. What happens to the chromosome number during meiosis?during meiosis?
A. It doubles.A. It doubles. D. It becomes D. It becomes diploid.diploid.
B. It stays the same.B. It stays the same. E. It quadruples.E. It quadruples.
C. It halves.C. It halves.
Answer: C. It halves.Answer: C. It halves.
GeneticsGenetics
31. Two pink-flowering plants are crossed. The 31. Two pink-flowering plants are crossed. The offspring flower as follows: 25% red, 25% offspring flower as follows: 25% red, 25% white, 50% pink. What pattern of inheritance white, 50% pink. What pattern of inheritance does flower color in these flowers follow?does flower color in these flowers follow?
A. dominanceA. dominance D. recessivenessD. recessivenessB. multiple allelesB. multiple alleles E. polygenic traitsE. polygenic traitsC. incomplete dominanceC. incomplete dominance
Answer: C. incomplete dominanceAnswer: C. incomplete dominance
GeneticsGenetics
32. Mitosis : diploid daughter cells :: meiosis : 32. Mitosis : diploid daughter cells :: meiosis : ______.______.
A. egg cellsA. egg cellsB. sperm cellsB. sperm cellsC. four daughter cellsC. four daughter cellsD. haploid daughter cellsD. haploid daughter cellsE. tetraploid daughter cellsE. tetraploid daughter cells
Answer: D. haploid daughter cellsAnswer: D. haploid daughter cells
GeneticsGenetics
33. If you make a Punnett square showing a 33. If you make a Punnett square showing a cross between two heterozygous individuals cross between two heterozygous individuals for two separate traits, what should the for two separate traits, what should the phenotypic ratio be?phenotypic ratio be?
A.A. 3:1:3:13:1:3:1B.B. 1:11:1C.C. 9:3:3:19:3:3:1D.D. 6:46:4ANSWER: C 9:3:3:1ANSWER: C 9:3:3:1
GeneticsGenetics
34. What happened during meiosis for an 34. What happened during meiosis for an individual to get Down Syndrome?individual to get Down Syndrome?
A.A. Nondisjunction of the chromosome 21 pairNondisjunction of the chromosome 21 pairB.B. Copying of Chromosome 21Copying of Chromosome 21C.C. Deletion of Chromosome 21Deletion of Chromosome 21D.D. MagicMagic
ANSWER: AANSWER: A
Lighting Round 4Lighting Round 4
2 points per question correct2 points per question correct
DNA and RNADNA and RNA
35. During replication, which sequence of 35. During replication, which sequence of nucleotides would bond with the DNA sequence nucleotides would bond with the DNA sequence TATGA?TATGA?
A. TATGAA. TATGA D. AUAGAD. AUAGA
B. UAUGAB. UAUGA E. ATACAE. ATACA
C. ATACTC. ATACT
DNA and RNADNA and RNA
36. In which of the following ways does RNA 36. In which of the following ways does RNA differ from DNA?differ from DNA?
A. RNA contains uracil and deoxyribose.A. RNA contains uracil and deoxyribose.B. RNA contains ribose and thymine.B. RNA contains ribose and thymine.
C. RNA contains uracil and ribose.C. RNA contains uracil and ribose.
D. RNA contains adenine and ribose.D. RNA contains adenine and ribose.
E. RNA contains uracil, adenine, and E. RNA contains uracil, adenine, and ribose.ribose.
DNA and RNADNA and RNA
37. Which of the following nucleotide(s) 37. Which of the following nucleotide(s) bond(s) with adenine?bond(s) with adenine?
A. thymine onlyA. thymine only D. cytosine & D. cytosine & guanineguanine
B. uracil onlyB. uracil only E. thymine & uracilE. thymine & uracil
C. tymine, uracil, and cytosineC. tymine, uracil, and cytosine
DNA and RNADNA and RNA
38. Which sample(s) support(s) the base-38. Which sample(s) support(s) the base-pairing rules?pairing rules?
A. Sample A onlyA. Sample A only
B. Sample B onlyB. Sample B only
C. Sample C onlyC. Sample C only
D. Samples A and CD. Samples A and C
E. Samples A, B, and CE. Samples A, B, and C
EvolutionEvolution
39. Which scientist formulated the theory of 39. Which scientist formulated the theory of evolution through natural selection?evolution through natural selection?
A. Charles DarwinA. Charles Darwin D. Charles LyellD. Charles Lyell
B. James HuttonB. James Hutton E. Alfred WallaceE. Alfred Wallace
C. Jean-Baptiste LamarkC. Jean-Baptiste Lamark
AnswersAnswers
35. Answer: C. ATACT35. Answer: C. ATACT 36. Answer: C. RNA contains uracil and 36. Answer: C. RNA contains uracil and
ribose.ribose. 37. Answer: E. thymine & uracil37. Answer: E. thymine & uracil 38. 38. Answer: D. Samples A and CAnswer: D. Samples A and C 39. Answer: A. Charles Darwin39. Answer: A. Charles Darwin
EvolutionEvolutionROUND 5ROUND 5
34. When two species reproduce at different 34. When two species reproduce at different times, the situation is calledtimes, the situation is called
A. temporal isolation.A. temporal isolation. D. temporal selection.D. temporal selection.
B. speciation.B. speciation. E. geographic E. geographic isolation.isolation.
C. genetic drift.C. genetic drift.
Answer: A. temporal isolation.Answer: A. temporal isolation.
EvolutionEvolution 35. What does natural selection act upon to 35. What does natural selection act upon to
enable evolution to occur?enable evolution to occur?I. IndividualsI. Individuals A. all of themA. all of themII. ClonesII. Clones B. I onlyB. I onlyIII. SpeciesIII. Species C. II and IVC. II and IVIV. PopulationsIV. Populations D. III, IV, and VD. III, IV, and VV. PhenotypesV. Phenotypes
ANSWER: DANSWER: D
EvolutionEvolution 36. What is currently the strongest and most 36. What is currently the strongest and most
reliable evidence for evolution?reliable evidence for evolution?
A.A. FossilsFossilsB.B. DNA evidenceDNA evidenceC.C. EmbryologyEmbryologyD.D. Homologous structuresHomologous structures
ANSWER: BANSWER: B
ClassificationClassification
37. Which of the following is NOT a characteristic of 37. Which of the following is NOT a characteristic of LinnaeusLinnaeus’’s system for naming organisms?s system for naming organisms?
A. two-part nameA. two-part name
B. multi-part name describing several traitsB. multi-part name describing several traits
C. name that identifies the organismC. name that identifies the organism ’’s genuss genus
D. name that identifies the organismD. name that identifies the organism ’’s speciess species
E. name unique to a single speciesE. name unique to a single species
Answer: B. multi-part name describing several traitsAnswer: B. multi-part name describing several traits
ClassificationClassification
38. Animalia : kingdom :: Gastropoda : ______.38. Animalia : kingdom :: Gastropoda : ______.
A. orderA. order D. phylumD. phylum
B. classB. class E. domainE. domain
C. speciesC. species
Answer: B. classAnswer: B. class
Lighting Round 5Lighting Round 5
2 points per question correct2 points per question correct
Bacteria & VirusesBacteria & Viruses
39. Which illness is NOT caused by a virus?39. Which illness is NOT caused by a virus?
A. AIDSA. AIDS D. common coldD. common cold
B. polioB. polio E. fluE. flu
C. botulismC. botulism
Bacteria & VirusesBacteria & Viruses
40. All bacteria are classified as40. All bacteria are classified as
A. eukaryotes.A. eukaryotes. D. prokaryotes.D. prokaryotes.
B. protists.B. protists. E. blue-green algae.E. blue-green algae.
C. archaea.C. archaea.
ProtistsProtists
41. In amoebas, what structure helps the 41. In amoebas, what structure helps the organism move and feed?organism move and feed?
A. flagellumA. flagellum D. pseudopodD. pseudopod
B. ciliaB. cilia E. contractile vacuoleE. contractile vacuole
C. food vacuoleC. food vacuole
ProtistsProtists 42. Based on the data in the graph, 42. Based on the data in the graph,
the incidence of malaria isthe incidence of malaria is
I. Declining in Africa.I. Declining in Africa.
II. Increasing in Southeast Asia.II. Increasing in Southeast Asia.
III. Increasing in North & South III. Increasing in North & South AmericaAmerica
A. I onlyA. I only D. III only D. III only
B. II and III only E. I, II, and IIIB. II and III only E. I, II, and III
C. I and II onlyC. I and II only
FungiFungi
43. Which of the following organisms is NOT a 43. Which of the following organisms is NOT a fungus?fungus?
A. mushroomA. mushroom D. bread moldD. bread mold
B. puffballB. puffball E. yeastE. yeast
C. water moldC. water mold
AnswersAnswers
39. Answer: C. botulism39. Answer: C. botulism 40. Answer: D. prokaryotes40. Answer: D. prokaryotes 41. Answer: D. pseudopod41. Answer: D. pseudopod 42. Answer: C. I and II only42. Answer: C. I and II only 43. Answer: C. water mold (funguslike 43. Answer: C. water mold (funguslike
protist)protist)
Round 6Round 6FungiFungi
44. Plant : root :: mold : _____.44. Plant : root :: mold : _____.
A. gametangiumA. gametangium D. stolonD. stolon
B. zygosporeB. zygospore E. sporangiophoreE. sporangiophore
C. rhizoidC. rhizoid
Answer: C. rhizoidAnswer: C. rhizoid
PlantsPlants
45. Gymnosperm : cones :: angiosperm : _____.45. Gymnosperm : cones :: angiosperm : _____.
A. rootsA. roots D. leavesD. leaves
B. seedsB. seeds E. flowersE. flowers
C. stemsC. stems
Answer: E. flowersAnswer: E. flowers
PlantsPlants
46. Which of the following is a basic requirement of 46. Which of the following is a basic requirement of plants?plants?I. sunlightI. sunlightII. Carbon dioxideII. Carbon dioxideIII. waterIII. water
A. I onlyA. I only D. II and III onlyD. II and III onlyB. II onlyB. II only E. I, II, and IIIE. I, II, and IIIC. I and II onlyC. I and II only
Answer: E. I, II, and IIIAnswer: E. I, II, and III
PlantsPlants 47. What is the correct order for the process of cellular 47. What is the correct order for the process of cellular
respiration?respiration?
A.A. Electron transport chain (ETC), Calvin cycle, GlycolysisElectron transport chain (ETC), Calvin cycle, Glycolysis
B.B. Glycolysis, Krebs cycle, electron transport (ETC)Glycolysis, Krebs cycle, electron transport (ETC)
C.C. Krebs, ETC, glycolysisKrebs, ETC, glycolysis
D.D. Calvin cycle, Krebs cycle, ETCCalvin cycle, Krebs cycle, ETC
ANSWER: BANSWER: B
PlantsPlants
48. The major source of oxygen in the 48. The major source of oxygen in the atmosphere is released from what?atmosphere is released from what?
A.A. Cellular respirationCellular respirationB.B. Car exhaustCar exhaustC.C. PhotosynthesisPhotosynthesisD.D. Weathering of rockWeathering of rock
ANSWER: CANSWER: C
MicroscopesMicroscopes 49. When trying to use a microscope to view a very small 49. When trying to use a microscope to view a very small
organisms, you should…organisms, you should…
A.A. Use the highest magnification objective first and try to Use the highest magnification objective first and try to view the organismview the organism
B.B. Use the lowest objective and coarse adjustment first, focus Use the lowest objective and coarse adjustment first, focus it, and work your way up to the highest magnification and it, and work your way up to the highest magnification and fine adjustment.fine adjustment.
C.C. Use the fine adjustment and the highest magnification Use the fine adjustment and the highest magnification objective first.objective first.
ANSWER: BANSWER: B
Lighting Round 6Lighting Round 6
2 points per question correct2 points per question correct
PlantsPlants
50. Where does most of the photosynthesis occur 50. Where does most of the photosynthesis occur in a plant?in a plant?
A. stomataA. stomata D. vascular cambiumD. vascular cambium
B. guard cellsB. guard cells E. mesophyll tissue E. mesophyll tissue of of C. barkC. bark the leaves the leaves
PlantsPlants
51. Where in a flower are pollen grains 51. Where in a flower are pollen grains produced?produced?
A. sepalsA. sepals D. ovaryD. ovary
B. anthersB. anthers E. stigmaE. stigma
C. carpelsC. carpels
AnimalsAnimals
52. Radial symmetry : jellyfish :: asymmetry : 52. Radial symmetry : jellyfish :: asymmetry : _____._____.
A. medusaA. medusa D. coralD. coral
B. polypB. polyp E. spongeE. sponge
C. sea anemoneC. sea anemone
AnswersAnswers
50. Answer: E. mesophyll tissue50. Answer: E. mesophyll tissue 51. Answer: B. anthers51. Answer: B. anthers 52. Answer: E. sponge52. Answer: E. sponge
AnimalsAnimalsROUND 7ROUND 7
53. The concentration of nerve tissue and organs 53. The concentration of nerve tissue and organs in one end of the body is calledin one end of the body is called
A. cephalization.A. cephalization. D. body symmetry.D. body symmetry.
B. segmentation.B. segmentation. E. nerve nets.E. nerve nets.
C. diffusion.C. diffusion.
Answer: A. cephalization.Answer: A. cephalization.
AnimalsAnimals
54. tadpole : gills :: frog : ______.54. tadpole : gills :: frog : ______.
A. atriumA. atrium D. eggsD. eggs
B. lungsB. lungs E. stomachE. stomach
C. scalesC. scales
Answer: B. lungsAnswer: B. lungs
AnimalsAnimals
55. Which phyla of animals contains the smartest 55. Which phyla of animals contains the smartest invertebrate in the animal kingdom?invertebrate in the animal kingdom?
A.A. GastropodaGastropodaB.B. EchinodermataEchinodermataC.C. CnidariaCnidariaD.D. MolluscaMollusca
ANSWER: D ANSWER: D
EcologyEcology
56. Humans have caused a huge impact on the 56. Humans have caused a huge impact on the environment. What has caused an increase in acid environment. What has caused an increase in acid rain?rain?
A.A. Use of CFCsUse of CFCs
B.B. Use of pesticidesUse of pesticides
C.C. Coal burning power plantsCoal burning power plants
D.D. Nuclear power plantsNuclear power plants
ANSWER: CANSWER: C
AnimalsAnimals
58. Amniotic eggs are a characteristic of58. Amniotic eggs are a characteristic ofI. AmphibiansI. Amphibians
II. ReptilesII. Reptiles
III. BirdsIII. Birds
A. I onlyA. I only D. II and III onlyD. II and III only
B. II onlyB. II only E. I, II, and IIIE. I, II, and III
C. I and II onlyC. I and II only
Answer: D. II and III onlyAnswer: D. II and III only
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