Science Exams

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Anonymous
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38983
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Science Exams
Updated:
2010-10-01 17:09:36
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science
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Flash card 43
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  1. What is the first thing you should do in a lab?
    Read all directions
  2. If you catch fire during a lab you should stop, drop, and _____.
    roll
  3. Long hair should be _____ back during a lab.
    tied
  4. Do not ____ or drink anything in the lab.
    eat
  5. What is the proper way to test an odor in the lab?
    Waft it
  6. A ________ is used to measue the exact amount of liquid in mL.
    Graduate Cylinder
  7. A ______ or _______ may be used to heat or store liquids but are not as accurate as #6.
    A flask or Test tube
  8. _______ are hinged instruments used for grasping and holding objects, especially during dissections.
    Forceps
  9. A ________ is used to precisely measure the mass of an object in grams.
    Triple Beam Balance
  10. A ______ is used to make cuts in dissecting organisms.
    Scalpel
  11. ________ are made when collecting info with the senses.
    observations
  12. An interpretation based on evidence and prior knowledge is an
    Infrence
  13. Factors that remain the same during an exmeriment are
    Constants
  14. _______ observations are measurable and countable.
    Quantitative
  15. ________ observations are describable.
    Qualitative
  16. ________ is the art and science of asking questions about the natural world.
    Scientific Iquiry
  17. Factors that change during an experiment are known as
    variables
  18. A _______ is the part of an experiment to which everything is compared.
    Control
  19. The _______ variable can be measured or counted.
    Dependent
  20. A liquid that dissolves a soild is a
    Solvent
  21. The variable that is changed or manipulated on purpose is the ________ variable.
    Independent
  22. A soild that is dissolved by a liquid is a
    Solute
  23. A(n) ________ is a possible explanation for observation that relate to a scientific question and can be tested by an experiment.
    Hypothesis
  24. A(n) _______ is any living thing.
    Organism
  25. The regulation of organism's life maintaining conditions is ________.
    Homeostasis
  26. List the 5 characteristics of living things:
    • Made of cells,
    • Reproduce,
    • Adapt to environment,
    • Use energy,
    • Grow and Develope
  27. _________ cells have a membrane bound nucleus.
    Eukaryotic Cells
  28. ________ cells do not have a membrane bound nucleus.
    Prokaryotic Cells
  29. _________ reprodution involves only one parent.
    Asexual
  30. In _______ reproduction their are 2 parents.
    Sexual
  31. The Belief that living things can come from non liviing things is known as
    Spontaneous Generation
  32. Which scientist disproved spontaneous generation for the last time?
    Louis Pasteur
  33. _______ is the theory that living things can only come from living things
    Biogenesis
  34. ______ tried to disprove spontaneous generation with the maggot and meat experiment.
    Redi
  35. Which 2 scientists are credited with attempting to classify organisms?
    • Aristotle
    • Linnasis
  36. Scientific names of organisms consist of the _____ and ______.
    Genus and Species
  37. The Classification system used today seperates organisms into ___ Kingdoms.
    6
  38. List the Kingdoms used today:
    • Animal
    • Plant
    • Fungi
    • Protista
    • Arhe. bacteria
    • Eub. bacteria
  39. List the 7 levels of classification from gereral to most specific:
    • kingdom
    • phylum
    • class
    • order
    • family
    • Genus
    • species
  40. Which part of the scientific name is capitalized?
    Genus
  41. Scientific names are either written is Greek or
    Latin
  42. The evolutionary history of an organism is know as
    phylogeny
  43. A _________ is paired statements used to describe the physical characteristics of an organism.
    Taxinomic

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