RRES FINAL MORGAN

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Author:
mmr2742
ID:
16974
Filename:
RRES FINAL MORGAN
Updated:
2010-04-30 17:45:39
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plant biology
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rres final plant biology morgan
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  1. Very drastic pruning is called ___________ and should be avoided at all times.
    dehorning
  2. To make the canopy of a shrub less dense, ________________ should be used.
    thinning out
  3. When cane cuttings are used for vegetative propogation this is a form of _______________.
    stem cuttings
  4. Two advantages of asexual or vegetative propagation are: _____________________________ and
    ______________________________________.
    • All offspring are true-to-type
    • and the time to flowering is reduced
  5. __________________is the concept that every cell in a plant has the potential to reproduce the entire
    plant.
    totipotency
  6. ________________ is a method to control (manage) pest that should be used as a last resort in a sustainable agricultural integrated pest management system.
    pesticide
  7. If you find sooty mold on the leaves of your plant, ___________ are likely present.
    aphids
  8. Bacillus thuringensis is an agent which causes diseases in ___________.
    caterpillars
  9. ______________ is NOT a way to minimize water loss from cuttings.
    placement in the sun
  10. __ is a stage in seed germination.
    imbibition
  11. Holly seeds have immature embryos, and if one wishes to make them germinate one could___________________.
    excise the embryos and put them in tissue culture
  12. _________________ is
    the cold, moist storage for 4-12 weeks required to break physiological dormancy
    of seeds.
    stratification
  13. ________________ is
    the plant hormone that is used to stimulate adventitious shoot formation on
    root cuttings.
    cytokinin
  14. In a angiosperm seed the typical genetic condition of the endosperm is ___.
    3N
  15. _________ layering covers the stem in multiple places along the stem (i.e., the stem is laid along the ground and some portions are buried while other portions are left exposed).
    sepentine
  16. In ________ grafting the stock and scion are of equal size.
    saddle
  17. Imbibition means ___________
    hydration of seed.
  18. To propagate plants vegetatively the part must regenerate______________.
    missing parts
  19. __________________ is a
    plant part that when removed from the parent plant and placed under the proper
    environmental conditions forms adventitious roots or shoots.
    cutting
  20. All budding methods require
    the bark to be slipping except one and that is the __________ bud
    chip
  21. ______cause yellow mosaic or mottling of leaves.
    virusses
  22. In _________________ grafting the stock and scion are of equal size
    saddle
  23. ___ bore into roots and may cause the roots to have a knotted appearance.
    nematodes
  24. _____the best time to prune
    spring flowering shrubs
    just after flowering
  25. When using a leaf section cutting, each section used should contain at least one _______________.
    vein
  26. Tomato seeds will not germinate in the fruit and must be extracted and cleaned for them to germinate because of inhibitors in the flesh of the fruit. What is the advantage of this, if any?
    prevents vivipary
  27. ____ is probably the most common number of ploidy found in plants.
    2N
  28. If you prune a shrub in your front yard to look like a sculpture of you, it would be called a(an) ___.
    topiary
  29. ______ is the deposition of pollen on the stigma.
    pollination
  30. _______ is the loss of nutrients and other compounds from inside the leaves and stems.
    leaching
  31. To properly prune a large limb on a tree, with wide crotch angles, the first cut is made
    _________.
    on the bottom of the limb about 6 inches out.
  32. To propagate plants vegetatively the part must regenerate______________.
    missing parts
  33. All budding methods require the bark to be slipping except one and that is the __________ bud.
    chip
  34. ____________ are microorganisms that invade, infect and cause damage to the organism.
    pathogens
  35. If a nurseryman has a variegated monocot plant where only the very edge of the leaf is white. This indicates that the ___________ layer is most likely mutated.
    L-1
  36. ________________ is the grafting method where the top of the stock is cut-off, the bark is peeled back on the side, and a scion is inserted under the bark,
    bark inlay
  37. If one piles soil around the base of a shrub to induce roots to form at the base of the limb, this would be called _________ layering.
    mound

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