Practice Final with Key
Practice Final with Key BIO 182
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This 14 page Study Guide was uploaded by Caitlyn Hathorne on Saturday August 13, 2016. The Study Guide belongs to BIO 182 at Arizona State University taught by Prof. Foltz-Sweat in Fall 2016. Since its upload, it has received 4 views. For similar materials see General Biology II in Biology at Arizona State University.
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Date Created: 08/13/16
Final Exam. BIO 182 Name:______________________ August 9, 2016 Choose the best answer for each question. Questions 1 – 60 are for credit; 61 – 64 are extra credit. 1. What is a monophyletic group of organisms? a. a group that includes a common ancestor and all of its descendants b. a group that includes a common ancestor but not all of its descendants c. a group that does not include a common ancestor d. a group of organisms that have the same ecological niche e. organisms that have a haploid life cycle 2. An ecologist is studying the productivity of grassland ecosystems in northwestern Arizona. The ecologist divides a hectare plot into one hundred equal square plots. The plots are assigned randomly to one of four groups: 1) no treatment 2) phosphate fertilizer 3) nitrate fertilizer and 4) nitrate and phosphate fertilizer. After thirty days, each plot is mowed and the weight of the cut grass recorded. Group 1 averaged 0.25 kg/m , Group 2 averaged 0.26 kg/ 2 2 2 m , Group 3 averaged 0.45 kg/m and Group 4 averaged 0.46 kg/m . Which is the limiting nutrient for this grassland ecosystem? a. phosphate b. nitrate c. both nitrate and phosphate d. sunlight e. not enough information is given 3. In the previous question, which of the groups would be the control? a. Group 4 b. Group 3 c. Group 2 d. Group 1 e. there is no control in this experiment 4. Male elk have large antlers to fight other males for access to breeding females. The larger antlers are favored by: a. natural selection b. artificial selection c. sexual selection d. random chance e. beauty is truth 5. How are species defined according to the biological species concept? a. by similarity of appearance b. reproductive isolation c. the smallest monophyletic group possible d. the organism’s niche Final Exam. August 9, 2016 Page 2 General Biology 2 – BIO 182 e. if the organism reproduces sexually or asexually 6. A research biologist is studying the finch species that live in urban Phoenix, Arizona. The scientist notes that members of two species can be made to breed in captivity successfully, but in the wild the two do not interbreed because of the different courtship displays used by the males of each species. This is an example of: a. behavioral isolation b. temporal isolation c. gametic isolation d. mechanical isolation e. habitat isolation 7. A change in the frequency of alleles from one generation to the next is defined as: a. macroevolution b. microevolution c. punctuated equilibrium d. gradualism e. directed evolution 8. Which of the following protist groups contains photosynthetic organisms that are the product of primary endosymbiosis? a. Excavata b. “SAR” clade c. Archaeplastida d. Unikonta e. none of the above contain organisms that are the product of primary endosymbiosis 9. In ferns, what reproductive cells are formed by the sporophyte? a. gametes b. spores c. seeds d. rhizomes n e l l o p . e 10. Which sub discipline of ecology would study nitrogen cycling in temperate rain forests? a. community ecologist b. population ecologist c. organismal ecologist d. landscape ecologist e. ecosystems ecologist 11. Which of the following models considers carrying capacity in its equation? a. multiplicative growth model b. exponential growth model c. logistic growth model Final Exam. August 9, 2016 Page 3▯ of 12 General Biology 2 – BIO 182 d. iteroparous growth model e. semelparous growth model 12. According to the ABC hypothesis of flower development, a plant with its B genes knocked out would lack which parts in its flowers? a. sepals and petals b. petals and stamen c. stamen and sepals d. stamen and carpels e. petals and carpels 13. A research biologist has discovered a new plant species in southern Arizona. The plant has scarlet flowers with three petals, leaves with parallel veins, pollen with one opening and a fibrous root system. This plant is probably a: a. monocot b. eudicot c. conifer d. magnoliid e. fern 14. Which of the following is a function performed by ground tissue in plants? a. movement of water through the plant b. movement of sugar through the plant c. protection of the external surface of the plant d. food storage e. anchor the plant 15. Which of the following is the defining trait of the ecdysozoans? a. segmentation b. type of body cavity c. presence of a notochord d. molting of a chitinous exoskeleton e. ecdysozoans are defined primarily by molecular data 16. Which of the following is not as type of muscle tissue? a. smooth muscle b. rough muscle c. cardiac muscle d. skeletal muscle e. all of the above are types of muscle tissue 17. Which of the following organisms engage in symbiosis with bacteria that fix atmospheric nitrogen to synthesize nitrates to produce amino acids? i g n u f . a b. dinoflagellates Final Exam. August 9, 2016 Page 4 General Biology 2 – BIO 182 c. termites d. archaea s t n a l p . e 18. A research biologist has discovered a new plant species in eastern Arizona. The plant has violet flowers with five petals, leaves with branched veins, pollen with three openings and a taproot. This plant is probably a: a. monocot b. eudicot c. conifer d. magnoliid e. fern 19. Conservation biologists in the late twentieth century captured the last 21 Mexican wolves that lived in North America to save the species. Captive breeding programs and reintroductions in the White Mountains of eastern Arizona have increased the numbers of wolves to about 57. Scientists are concerned however that the genetic diversity of the condor is limited due to the population having been once reduce to 21. This is an example of: a. genetic drift b. founder effect c. genetic bottleneck d. natural selection e. sexual selection 20. A plant that has separate male and female flowers that grow on different individuals would be called: a. monecious b. dioecious c. synecious d. homosporous e. heterofloral 21. A mammologist is studying the squirrel populations in northern Arizona. The scientist notes that there are two species of squirrel-one living on the north rim and one living on the south rim of the canyon. Genetic analysis suggests that the two species are closely related, and split only recently in their evolutionary history. This is probably an example of: a. allopatric speciation b. parapatric speciation c. quasipatric speciation d. sympatric speciation e. the squirrels are of the same species 22. A microbiologist has found a new species of bacteria that lives in the fountain in the CLCC courtyard. The organism uses sunlight for energy and builds carbon molecules from carbon dioxide and water. The bacteria would be described as a: Final Exam. August 9, 2016 Page ▯ of 12 General Biology 2 – BIO 182 a. chemoheterotroph b. photoheterotroph c. chemoautotroph d. photoautotroph e. chemophototroph 23. What is the hypothesized evolutionary origin of viruses? a. bacteria or archaea b. stramenopile c. plasmid or transposon d. telomere or centromere e. eukaryotic chromosome 24. In plants, what is the function of meristem tissue? a. movement of water through the plant b. movement of sugar through the plant c. cell division d. photosynthesis e. phototropic reponse 25. What is a paraphyletic group of organisms? a. a group that includes a common ancestor and all of its descendants b. a group that includes a common ancestor but not all of its descendants c. a group that does not include a common ancestor d. a group of organisms that have the same ecological niche e. organisms that have a haploid life cycle 26. A research biologist has found a new species of protist in the Salt River. The organism has chloroplasts and two flagella, one that is smooth and the other appears to be covered in hairs. This organism is probably a(n): a. red algae b. green algae c. euglenoid d. cercozoan e. stramenopile 27. Which type of development does not have the mouth develop from the embryonic blastopore? a. deuterostome development b. protostome development c. parastome development d. neostome development e. bacteriostome development 28. What cycle is a phage in when it infects a bacterial cell and takes over the cell, causing it to synthesize multiple viral particles? Final Exam. August 9, 2016 Page 6▯ of 12 General Biology 2 – BIO 182 a. lytic cycle b. lysogenic cycle c. phagocytic cycle d. Krebs cycle e. Calvin cycle 29. Which of the following groups contain vascular plants that do not reproduce with seeds? a. flowering plants - Phylum Anthophyta b. conifers – Phylum Coniferophyta c. ferns – Phylum Monilophyta d. hornworts – Phylum Anthocerophyta e. cycads – Phylum Cycadophyta 30. Which of the following worms is not a lophotrochozoan? a. annelids (segmented worms) b. Platyhelminthes (flatworms) c. nematodes (round worms) d. nudibranchs (sea slugs) e. all of the above are lophotrochozoans 31. What is the defining trait of arthropods? a. molting of a chitinous exoskeleton b. jointed appendages c. segmentation d. chelicera e. a lophophore 32. What do leaf cutter ants eat? a. leaves b. aphids c. fungus d. rotifers e. leaf cutter ant biology is not well understood 33. What combination of characteristics would you predict would give an island the lowest biodiversity? a. far to the mainland and small b. close from the mainland and large c. far to the mainland and large d. close from the mainland and small e. size and distance to the mainland do not affect island biodiversity 34. A research ornithologist is studying the hedgehog cacti species of southern Arizona and northern Mexico. The scientist notes that members of two species can be made to pollinate Final Exam. August 9, 2016 General Biology 2 – BIO 182 each other deliberately by scientists. However, hybrid seeds had reduced germination rates, and the seedlings were weak and did not survive to flower. This is an example of a: a. prezygotic barrier b. postzygotic barrier c. hybrid zone d. lateral gene transfer e. artificial selection 35. Which of the following body cavities lacks muscle tissue around the digestive tract? a. acoelomate b. coelomate c. pseudocoelomate d. paracoelomate e. bicoelomate 36. What term is used to describe a fungal hyphae that is the product of the fusion of two differing strains and retains the different nuclei intact of each strain? a. bipolar b. dikaryotic c. polyploid d. coenocytic d i o l p i d . e 37. In plants, which of the following life stages is diploid? a. the gametophyte b. the sporophyte c. the spore d. the gamete e. all of the above are diploid 38. Which primate group is most closely related to humans? a. gibbons b. gorillas c. orangutans d. lemurs e. chimpanzees 39. How do wasp larvae modify the behavior of caterpillars? a. caterpillars exposed to the wasp larvae hide b. caterpillars parasitized by the wasp larvae will defend them from predators c. caterpillars will try to eat the wasp larvae d. caterpillars exposed to wasp larvae develop bright colors e. caterpillars exposed to the wasp larvae develop camouflaged coloration Final Exam. August 9, 2016 Page 8▯ of 12 General Biology 2 – BIO 182 40. Research scientists are studying a population of coconut palms on a remote island in the south Pacific. Molecular analysis suggests that all of the palms of the island are highly similar genetically, and probably are all offspring of a single palm that first grew to the island. This is probably an example of: a. genetic drift b. founder effect c. genetic bottleneck d. natural selection e. sexual selection 41. What is homeostasis? a. the body maintaining a constant temperature b. the body maintaining a constant blood pH c. the body maintain a constant level of hydration d. all of the above are part of homeostasis e. none of the above are part of homestasis 42. Which of the following animals uses muscle twitching to warm their eggs? a. largemouth bass b. Canadian goose c. dragonfly d. Burmese python e. honey bee 43. What is the term used to describe an animal that gains heat from its environment and regulates its body temperature by behavior? a. thermophyllic b. thermophobic c. endotherm d. ectotherm e. homeotherm 44. A research botanist is studying two different species of sunflower plants that grow along the banks of irrigation ditches in farm fields. The scientist discovers that one species has 9 pairs of chromosomes, the other has 18 pairs. This is probably an example of: a. allopatric speciation b. parapatric speciation c. quasipatric speciation d. sympatric speciation e. the sunflowers are of the same species 45. How are species defined according to the morphological species concept? a. by similarity of appearance b. reproductive isolation c. the smallest monophyletic group possible Final Exam. August 9, 2016 Page 9▯ of 12 General Biology 2 – BIO 182 d. the organism’s niche e. if the organism reproduces sexually or asexually 46. What is the term used to describe an animal that generates its own heat from internal metabolic reactions? a. thermophyllic b. thermophobic c. endotherm d. ectotherm e. poikilotherm 47. What is a polyphyletic group of organisms? a. a group that includes a common ancestor and all of its descendants b. a group that includes a common ancestor but not all of its descendants c. a group that does not include a common ancestor d. a group of organisms that have the same ecological niche e. organisms that have a haploid life cycle 48. Which of the following factors does not have a significant effect on population growth? a. individuals that leave the population b. individuals that join the population c. number of deaths d. number of births e. sexual or asexual reproduction 49. How do bees communicate to each other the location of flowers? a. pheromones b. vibration of the wings c. a waggle dance d. sound e. bee communication is not well understood 50. Which of the following terrestrial biotic communities is most likely to be found at or near the horse latitudes (30 N and 30 S)? a. temperate grasslands b. deserts c. temperate rain forests d. tropical rain forests e. alpine grasslands 51. What term is used to describe how organisms would colonize a volcanic island after it had emerged from the ocean? a. tertiary succession Final Exam. August 9, 2016 General Biology 2 – BIO 182 b. secondary succession c. primary succession d. marine succession e. royal succession 52. Which local geographic feature contributes most to the arid nature of central Arizona? a. Death Valley, California b. the Sierra Madre Mountains of Mexico c. the Sangre de Cristo Mountains in New Mexico d. Mount Humphries and related mountains around Flagstaff e. the Sierra Nevada Mountains of California 53. Which two abiotic factors determine what terrestrial biotic community will occur in a location? a. precipitation and latitude b. temperature and precipitation c. altitude and temperature d. altitude and precipitation e d u t i t a l d n a e d u t i t l a . e 54. A research ecologist is studying the ant species that are found on the islands of the Lesser Antilles in the Caribbean. The scientist is interested in two species that feed on seeds. The ecologist notes that when only one species is found on an island, it has a large amount of variation in mandible size, regardless of which species it is. When the two species are found together on an island, one of the species always has much smaller mandibles than the other. This is probably an example of? a. character displacement b. resource partitioning c. competitive exclusion d. ecosystem engineer e. keystone species 55. Which reproductive strategy involves a single reproductive effort of a large number of offspring? a. polyandry b. iteroparity c. monogamy d. semelparity e. polygamy 56. Which of the sub disciplines of ecology would study predation in coral reef ecosystems? a. community ecologist b. ecosystems ecologist Final Exam. August 9, 2016 Page ▯11of 12 General Biology 2 – BIO 182 c. organismal ecologist d. landscape ecologist e. population ecologist 57. Research scientists conducting a diversity survey in Borneo have discovered a new species of fly. The fly looks identical to a local species of wasp, but the fly cannot give a painful sting like the wasp can. This is probably an example of: a. Mullerian Mimicry b. Tinbergian Mimicry c. Frischian Mimicry d. Lorenzian Mimicry e. Batesian Mimicry 58. A research ornithologist is studying the canyon wrens of northern Arizona. The scientist notes that members of two species can be made to breed in captivity successfully. Hybrids of the two species do not occur in the wild, due to one species breeding in the early spring and the other in the late summer. This is an example of a: a. prezygotic barrier b. postzygotic barrier c. hybrid zone d. lateral gene transfer e. artificial selection 59 A research biologist is studying the lizards that live in urban Phoenix, Arizona. The scientist notes that members of two species can be made to breed in captivity successfully, but in the wild the two do not interbreed because one species lives on mesquite trees, the other on block fences. This is an example of: a. behavioral isolation b. temporal isolation c. gametic isolation d. mechanical isolation e. habitat isolation For questions 60 – 64 use the following information: In a certain species of daisy, petal color can be orange or yellow, and is controlled by two alleles at a single locus. Plants that have at least one orange allele have orange petals; only plants with two yellow alleles have yellow petals. A research geneticist is studying a population of daisies that contains 85 orange plants and 120 yellow plants. Of the orange plants, 68 are heterozygous. 60. Which is the dominant allele? a. orange b. yellow c. they are codominant d. they show incomplete dominance Final Exam. August 9, 2016 General Biology 2 – BIO 182 e. not enough information is given 61. What is the frequency of the dominant allele? 1 5 7 . 0 . a 4 4 6 . 0 . b c. 0.585 5 1 4 . 0 . d 9 4 2 . 0 . e 62. What is the frequency of the recessive allele? 1 5 7 . 0 . a 4 4 6 . 0 . b c. 0.585 5 1 4 . 0 . d 9 4 2 . 0 . e 63. Given the frequencies of the alleles calculated above, how many homozygous dominant individuals would you expect in a population of 205 individuals? 2 9 1 t u o b a . a 3 1 t u o b a . b c. about 77 6 1 1 t u o b a . d 5 0 2 t u o b a . e 64. Use a chi-square test to determine if this gene is in Hardy-Weinberg equilibrium. Use a critical value of 3.84 for a chi-square distribution with one degree of freedom. Is this gene locus in equilibrium? a. yes. Test statistic 1.87 b. no. Test statistic 5.95 c. yes. Test statistic 2.60 d. no. Test statistic 86.3 e. yes. Test statistic 7.76 1. A 2. B 3. D 4. C 5. B 6. A 7. B 8. C 9. B 10. E 11. C 12. B 13. B 14. D 15. D 16. B 17. E 18. B 19. C 20. D 21. A 22. D 23. C 24. C 25. B 26. E 27. A 28. A 29. C 30. A 31. C 32. C 33. A 34. A 35. C 36. B 37. B 38. E 39. B 40. B 41. D 42. D 43. D 44. D 45. A 46. C 47. C 48. E 49. C 50. B 51. C 52. E 53. B 54. C 55. D 56. A 57. E 58. A 59. E 60. A 61. E 62. A 63. B 64. C
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