bio lab exam 2

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tuchiyama10
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50019
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bio lab exam 2
Updated:
2010-11-16 18:11:15
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lab exam
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  1. cuticle
    prevents desiccation
  2. stomata
    openings in cuticle that allow gas exchange
  3. non-vascular plants, aka
    Bryophytes
  4. Phylum Bryophyta (NV)
    mosses
  5. Phylum Hepatophyta (NV)
    liverworts
  6. Phylum Anthocerophyta (NV)
    hornworts
  7. Phylum Lycophyta (V no seed)
    club mosses
  8. Phylum Pterophyta (V no seed)
    ferns, horse tails, whisk ferns
  9. Gymnosperms (V with seeds)
    Phylum Coniferophyta
    Phylum Cycadophyta
    Phylum Ginkgophyta
    Phylum Gnetophyta
    • conifers
    • cycads
    • ginkgo
    • mormon tea
  10. Angiosperms (V with seeds)
    Phylum Anthophyta
    flowering plants
  11. haploid/diploid gametophyte
    haploid/diploid sporophyte
    • haploid
    • diploid
  12. in all land plants (except bryophytes) gametophyte/sporophyte is dominant
    sporophyte
  13. eggs in ___, sperm in____
    • archegonia
    • antheridia
  14. thallus
    plant body
  15. bryophytes have ___, lack ___, are/aren't organized into roots, stems, leaves
    cuticle, stomata, aren't
  16. rhizoid
    rootlike extension on lower surface that primarily anchors plants
  17. pores
    gas exchange, open
  18. gemmae
    washed out of gemmae cups when it rains, grow into new, genetically identical liverworts
  19. nonvascular plants and most seedless are homospory/heterospory
    homospory
  20. megaspores and microspores divide by mitosis/meiosis
    mitosis
  21. Psilophyte
    whisk fern
  22. Sphenophyte
    horsetail
  23. gymnosperms are all pollinated by what
    wind
  24. seed
    dormant embryo embedded in nutrient tissue of female gametophyte and surrounded by hardened sporangium wall (seed coat)
  25. carpel
    a vessel in which ovules are enclosed
  26. ovule develops into ___
    carpel matures into ___
    • seed
    • fruit
  27. pedicel
    stalk that supports the flower
  28. receptacle
    tip of pedicel where the flower parts attach
  29. sepal
    outer whorl of bracts (brown, green, or like petals)
  30. calyx
    all sepals collectively
  31. corolla
    all petals, collectively
  32. stamen
    pollen-bearing structure, composed of filament and anther
  33. carpel
    female reproductive structure: stigma, style, ovary
  34. stigma
    receptive tip of carpel where pollen is placed
  35. style
    tissue connecting stigma to ovary
  36. ovary
    base of carpel, protects ovules, matures to form fruit
  37. Phylum Porifera
    sponges
  38. Phylum Cnidaria
    jellyfish, sea anemones, coral
  39. Phylum Platyhelminthes
    flatworms
  40. Phylum Nematoda
    roundworms
  41. Phylum Annelida
    segmented worms
  42. Phylum Mollusca
    mollusks
  43. Phylum Arthropoda
    crustaceans, arachnids, insects
  44. Phylum Echinodermata
    sea stars
  45. Phylum Chordata
    those with vertebrae
  46. ecology
    investigates environmental relationships of organisms
  47. population
    group of interbreeding members of same species living in a defined area
  48. community
    all populations of organisms in a defined area
  49. ecosystem
    both the community and nonliving portion
  50. producers
    photosynthetic autotrophs
  51. consumers
    heterotrophic organisms that obtain energy by consuming
  52. decomposers
    heterotrophs that get energy by consuming organic wastes of organisms and dead organisms

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