Friday, June 19, 2009

Orgin of Plants Powerpoint

Click here to download or view the powerpoint.

Monday, June 15, 2009

Sunday, June 14, 2009

Lab 4 Quiz Bank questions

  1. How are petroleum deposits formed from the bodies of photosynthetic organisms?
  2. How is nylon made from petroleum products?
  3. Is there anything man-made that does not depend on the products of photosynthesis for its production? What on earth (man-made or otherwise) does not depend on photosynthesis?
  4. Why do some plants have red leaves, and what purpose is this hypothesized to serve?
  5. How did the FIRST photosynthetic organism come into existence?
  6. Has the process of photosynthesis evolved over time? How?
  7. How does red tide occur, and what about these organisms makes red tide toxic to people?
  8. Can you differentiate among plants based on only their chloroplasts?
  9. How does uv light affect photosynthesis? Are there plants that can use uv light for the light reactions of photosynthesis?
  10. Do pesticides affect reaction rates (specifically of photosynthesis)?

Saturday, June 6, 2009

Lab 3 Quiz Bank Questions

  1. How does diabetes causes blindness?  Is it reversible?
  2. What spinal reflexes can a person have after death?  How is this possible?  When do these reflexes stop working?
  3. Do people with lighter colored eyes have more red-eye in pictures?  
  4. What is astigmatism?  How do treatments for it work?
  5. How do the scuba masks with pink lenses work to make you see more colors?
  6. What limits the frequencies of sound that people can hear?  How is this different than other animals?  How does the structure of the ear differ among types of animals?
  7. Can you improve your reflexes?
  8. Are Q-tips bad to use in your ears?  Why?
  9. Can cats really see in the dark?  How?  How are cats’ eyes different than peoples eyes?
  10. Does uv light (from the sun or a tanning bed) damage the eye?