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- 1. Multiple ChoiceDo plants produce oxygen when in photosynthesis?YesNoSometimesNever
- 2. Multiple ChoiceDo snails produce carbon dioxide when they respire?YesNoSometimesNever
- 3. Multiple ChoiceDo plants cellular respirate (aka breathe out carbon dioxide)?YesNoSometimesNever
- 4. Multiple Choice
Which of the following are true of the cell cycle?The cell spends most of its time dividingThe cell spends most of its time growingReplication of DNA occurs at MCells enter G0 after M - 5. Multiple ChoiceWhen is DNA replicated during the cell cycle?During the G1 phaseDuring the G2 phaseDuring the S phaseDuring the M phase
- 6. Multiple ChoiceIn DNA replication, three of the four choices listed below are correctly paired. Select the exception. A. A – C B. C – G C. A – T D. T – AA-CC-GA-TT-A
- 7. Multiple ChoiceIdentify this process.ReplicationTranscriptionTranslationProof reading
- 8. Multiple ChoiceCancer is a disorder in which some cells have lost the ability to control their ___.sizespindle fibersgrowth ratesurface size
- 9. Multiple ChoiceWhich of the cells depicted in the line graph are most likely cancerous?
Line ALine BLine CLine D - 10. Multiple ChoiceWhat is this an example of?vestigial structuresembryologyhomologous structuresfossil record
- 11. Multiple Choice
This is a structure that was inherited but has lost most of its original function
homologous
analogous
vestigial
homozygous
- 12. Multiple Choice
These structures are similar from common ancestry
homologous
analogous
vestigial
homozygous
- 13. Multiple Choice
This is a result of the organism's genetic variability, ability to reproduce and natural selection.
natural selection
evolution
fertility
genetics
- 14. Multiple ChoiceHow do viruses reproduce?They copy their own genetic material inside a protein coat.They kill a cell and reproduce inside it.They invade a living cell and use the cell's functions to replicate their genetic material.They do not reproduce because they are not technically living things.
- 15. Multiple ChoiceWhich cell part is present in eukaryotic cells, but not in prokaryotic cells?cell membranecell wallcytoplasmnucleus
- 16. Multiple ChoiceWhich of the following is a possible result of a disruption in the cell cycle?cancerphotosynthesiscellular respirationprotein synthesis
- 17. Multiple ChoiceWhich organic macromolecules are composed of chains of amino acids that join to form the structural components of organisms?carbohydratesnucleic acidsproteinslipids
- 18. Multiple ChoiceWhich organic macromolecules are composed of chains of amino acids that join to form the structural components of organisms?carbohydratesnucleic acidsproteinslipids
- 19. Multiple ChoiceA compound is analyzed and found to have the chemical formula C6H12O6. What type of macro molecule is this substance?proteinlipidcarbohydratenucleic acid
- 20. Multiple ChoiceWhich statement about enzymes is true?Enzymes are consumed during a chemical reaction.Enzymes provide energy to activate a chemical reaction.Enzymes provide a site where reactants can combine.Enzymes increase the concentration of reactant particles.
- 21. Multiple ChoiceThis cell is undergoing mitosis. What stage of mitosis is shown?prophasemetaphaseanaphasetelophase
- 22. Multiple ChoiceThe diagram shows the base sequence of a strand of DNA.
From left to right, what is the sequence of the complementary strand of DNA in this molecule?T G A A CA C T T GT G U U CU C T T G - 23. Multiple ChoiceThe diagram summarizes two stages in the production of the specialized cells used for sexual reproduction.
What happens in the stage labeled "process 2"?The chromosomes cross over.Th chromosomes number is reduced by half.The chromosomes move to opposite end of the cell.Four identical gametes form. - 24. Multiple ChoiceThe legs of crocodiles and mice have similar bone structures and develop in a similar way. What type of structures are the leg bones?homologous structuresanalogous structuresfossilized structuresvestigial structures
- 25. Multiple ChoiceThe chart shows the embryos and adult forms of animals from different classification groups. What do the embryos suggest about these three animals?The animals are not related.The animals share a common ancestor and are therefore relatedFish are more closely related to humans than are chickens.Fish and chickens ar closely related, but humans are not related to either fish or chickens.
- 26. Multiple ChoiceThe chart shows the embryos and adult forms of animals from different classification groups. What do the embryos suggest about these three animals?The animals are not related.The animals share a common ancestor and are therefore relatedFish are more closely related to humans than are chickens.Fish and chickens ar closely related, but humans are not related to either fish or chickens.
- 27. Multiple ChoiceThe field of biology that deals with classifying organisms isphylogenygeneticstaxonomyembryology
- 28. Multiple ChoiceThe standardized system for naming organism is known as binomial nomenclature. What two pieces of information are used to name and identify organisms using this system?genus and speciesclass and genusclass and speciesdomain and kingdom
- 29. Multiple ChoiceWhich process using sugar and oxygen as reactants and produces carbon dioxide, water and ATP?Cellular RespirationPhotosynthesisTranscriptionTranslation
- 30. Multiple ChoiceWhat process uses carbon dioxide water and sunlight as reactants and produces glucose and oxygen?cellular respirationphotosynthesismaking proteinstransciption
- 31. Multiple ChoiceBacteria and fungi feed on a dead log. As they feed, the organisms break down the matter in the log and return vital nutrients to the ecosystem. What is the role of the bacteria and fungi in the environment?producershabitatdecomposersparasites
- 32. Multiple ChoiceWhich of the following is a symbiotic relationship where both organisms benefit?mutualismcommensalismparasitismcompetition
- 33. Multiple ChoiceProteins can be broken down into long chains ofmonosaccharidesfatty acidsnucleic acidsamino acids
- 34. Multiple ChoiceIn the salt water environment, the egg in the Activity A data table lost mass. The solution that the egg was placed in is consideredhypotonicisotonichypertonicosmotic
- 35. Multiple ChoiceExplain the relationship between photosynthesis and cellular respiration.The reactants of one process are the products of the other.Photosynthesis takes place in the mitochondria of plants.All plant and animal cells carry out photosynthesis and cell respiration.The goal of photosynthesis is to produce ATP energy for cellular functions.
- 36. Multiple ChoiceWhat DNA base pairs with adenine?UracilThymineHelicaseEither thymine or uracil
- 37. Multiple ChoiceAll of the following describe the process of meiosis exceptChromosome number is maintained.Each parent cell divides twice.Associated with sexual reproductionBegins diploid (2n) and ends haploid (1n)
- 38. Multiple ChoiceName the enzyme the that causes the original DNA strands separate between the base pairs.PolymeraseAmylaseHelicaseGalactase
- 39. Multiple ChoiceWhat is the process called going from DNA →mRNA?TranscriptionTranslationProtein synthesisReplication
- 40. Multiple ChoiceWhich trait on the fruit fly activity with chromosomes was sex-linked?wingsbody colorbristleseye color
- 41. Multiple ChoiceWhat will most likely be the result if all of the mitochondria are removed from a plant cell?It will be unable to carry out respiration.It will lose water through osmosis.It will break down ribosomes in the cellIt will be unable to photosynthesize.
- 42. Multiple ChoiceWhat process best explains how a nerve cell and a muscle cell can both develop from the same fertilized egg?differentiationnatural selectionselective breedinggenetic engineering
- 43. Multiple ChoiceWhat process best explains how a nerve cell and a muscle cell can both develop from the same fertilized egg?differentiationnatural selectionselective breedinggenetic engineering
- 44. Multiple ChoiceDuring strenuous exercise, body temperature increases. The body responds to the increase in temperature by sweating, which helps to reduce the body temperature. Which is demonstrated in this situation?excretionmetabolismhomeostasissynthesis
- 45. Multiple ChoiceTwo different populations of birds live in the same area and eat the same types of food. Which most likely describes the relationship between these two populations of birds?competitionmutualismparasitismpredator-prey
- 46. Multiple ChoiceWhat will most likely happen if the human population continues to grow at current rates?There will be fewer natural resources available for future generations.There will be an increase in nitrogen levels in the atmosphere.There will be a decrease in water pollution.There will be an increase in the number of strong hurricanes.
- 47. Multiple ChoiceA sea turtle has washed up on a remote section of a beach. This is known as a “stranding.” Stranding occurs when a dead, sick or injured sea turtle washes up on the shoreline. Which statement best explains why “stranding” should be reported immediately to local authorities?The information can be very useful to biologists and managers who are trying to protect the species.The information can be very useful to protect sea turtles from predators.The information can be very useful to local fishermen who try to catch fish that sea turtles eat.The information can be very useful to tourists who may want to keep sea turtles as pets.
- 48. Multiple ChoiceA strand of DNA has these bases:
AGC CAT GTA TAC What is the complementary DNA strand?ACG GAT CTA TAGTCG GTA CAT ATGTGC CTA GAT ATCUCG CUA CAU AUG - 49. Multiple ChoiceWhy is meiosis important for sexual reproduction?It allows the zygote formed from fertilization to have triple the chromosome number of the organism.It allows gametes to have twice the original number of chromosomes of the organism.It allows gametes to have half the original number of chromosomes of the organism.It allows the zygote formed from fertilization to have half the original number of chromosomes of the organism.
- 50. Multiple ChoiceWhich technique would most likely be used by forensic scientists?gene cloninggene therapyDNA fingerprintingkaryotyping
- 51. Multiple ChoiceThe use of pesticides on crops has been a common farming practice for decades. What has been the greatest effect of natural selection through the use of pesticides on certain insect populations?Natural selection has been altered because the insects and their predators are killed.The rate of selection is increased because the pesticides do not kill the insects that are naturally resistant to it.The rate of selection has decreased because the pesticides kill only young insects.The pesticides have altered natural selection by causing the insect DNA to spontaneously mutate.
- 52. Multiple ChoiceWhat is the difference between the full classification of organisms and their scientific names?The full classification of organisms and their scientific names vary in different countries.The scientific names of organisms include the order and family of the organisms, but the full classification includes only the species nameThe full classification of organisms will include more categories of organisms than their scientific names.The scientific names of organisms include a single nomenclature, but the full classification includes various nomenclatures.
- 53. Multiple ChoiceWhat type of organic molecules are enzymes?carbohydrateslipidsnucleic acidsproteins
- 54. Multiple ChoiceA freshwater plant is placed in a container of saltwater. What will most likely happen to the cells of the plant?They will swell because water will move into them.They will swell because salt will move into themThey will shrink because water will move out of them.They will shrink because salt will move out of them.
- 55. Multiple ChoiceThis diagram shows a plant cell. Which structure is found in a plant cell but is absent in an animal cell?1234
- 56. Multiple ChoiceDuring which phase of the cell cycle is the cell growing and preparing for cellular division?cytokinesisanaphaseprophaseinterphase
- 57. Multiple ChoiceThe males of a bird species do a “dance” and “sing a song” each spring. What is the main purpose of these behaviors?to scare off young birdsto imprint young birdsto clean their feathersto attract female birds
- 58. Multiple ChoiceThe yucca plant releases a strong scent at night when the yucca moth is active. The yucca moth, attracted by the scent, gathers pollen from the yucca flower. The yucca moth then deposits her eggs and the pollen on another plant. This ensures that the plant will be cross-pollinated and that the yucca moth larvae have a steady food supply. Which relationship does this BEST illustrate?commensalismmutualismparasitismpredation
- 59. Multiple ChoiceAn animal cell does not have anucleuscell wallmitochondriagolgi apparatus
- 60. Multiple ChoiceIn osmosis the water moves from____________ to __________.high to lowlow to high
- Answer choicesTagsAnswer choicesTags