Embed Size (px)
Citation preview
NSF North Mississippi GK-8NSF North Mississippi GK-8
Plant Power: Plant Power: An introduction to An introduction to photosynthesis, photosynthesis, pollination, and pollination, and
germinationgerminationHeath E. CapelloHeath E. Capello
NSF North Mississippi GK-8NSF North Mississippi GK-8
University of MississippiUniversity of Mississippi
August 2006August 2006
NSF North Mississippi GK-8NSF North Mississippi GK-8
PhotosynthesisPhotosynthesis
The way plants make foodThe way plants make food Plants needPlants need
Carbon dioxideCarbon dioxide WaterWater SunlightSunlight
Plants makePlants make SugarSugar OxygenOxygen
NSF North Mississippi GK-8NSF North Mississippi GK-8
PhotosynthesisPhotosynthesis
6 Carbon dioxides + 6 Waters + 6 Carbon dioxides + 6 Waters + Sunlight 1 Sugar + 6 OxygenSunlight 1 Sugar + 6 Oxygen
NSF North Mississippi GK-8NSF North Mississippi GK-8
PhotosynthesisPhotosynthesis
NSF North Mississippi GK-8NSF North Mississippi GK-8
PhotosynthesisPhotosynthesis
Stomata - holes in leaves for gas exchange
Carbon dioxide Oxygen
NSF North Mississippi GK-8NSF North Mississippi GK-8
PollinationPollination
When male pollen fertilizes a female When male pollen fertilizes a female ovuleovule
NSF North Mississippi GK-8NSF North Mississippi GK-8
PollinationPollination Pollen grains
Anther
Filament
1.
2.
3.
NSF North Mississippi GK-8NSF North Mississippi GK-8
PollinationPollination Pollen grains
Stigma
1.
2.
NSF North Mississippi GK-8NSF North Mississippi GK-8
PollinationPollination
Style
Pollen tube
Ovary
Ovule
1.
2.
3.
4.
NSF North Mississippi GK-8NSF North Mississippi GK-8
PollinationPollination
Fertilization
NSF North Mississippi GK-8NSF North Mississippi GK-8
PollinationPollination
Activity Break!Activity Break!
NSF North Mississippi GK-8NSF North Mississippi GK-8
PollinationPollination
MethodsMethods WindWind WaterWater
On the surfaceOn the surface UnderwaterUnderwater
AnimalAnimal InsectInsect BirdBird
NSF North Mississippi GK-8NSF North Mississippi GK-8
GerminationGermination
The first stages of growth from a The first stages of growth from a seedseed
NSF North Mississippi GK-8NSF North Mississippi GK-8
GerminationGermination
Is th
is a m
onocot
or a d
icot?
Hint!!
Hint!!
NSF North Mississippi GK-8NSF North Mississippi GK-8
GerminationGermination
Grass
Is th
is a m
onocot
or a d
icot?
Hint!!
NSF North Mississippi GK-8NSF North Mississippi GK-8
GerminationGermination
Is th
is a m
onocot
or a d
icot?
Hint!!
Hint!!
NSF North Mississippi GK-8NSF North Mississippi GK-8
Finishing upFinishing up
What did you learn today?What did you learn today? What questions do you have?What questions do you have?
NSF North Mississippi GK-8NSF North Mississippi GK-8
SourcesSources Cedar Creek Natural History Area. Birds of Cedar Creek. Accessed Cedar Creek Natural History Area. Birds of Cedar Creek. Accessed
28 July 2006. < http://cedarcreek.umn.edu/birds/t46.html>. 28 July 2006. < http://cedarcreek.umn.edu/birds/t46.html>. Oregon State University. 2000. Grass growth and regrowth for Oregon State University. 2000. Grass growth and regrowth for
improved management. Accessed 28 July 2006. improved management. Accessed 28 July 2006. <http://forages.oregonstate.edu/projects/regrowth/print-<http://forages.oregonstate.edu/projects/regrowth/print-section.cfm?title=Developmental+Phases>.section.cfm?title=Developmental+Phases>.
Patterson, S. 2005. Honey bee. Accessed 28 July 2006. Patterson, S. 2005. Honey bee. Accessed 28 July 2006. <http://bugguide.net/node/view/23052>.<http://bugguide.net/node/view/23052>.
Photosynthesis picture. Accessed 27 July 2006. Photosynthesis picture. Accessed 27 July 2006. <http://static.howstuffworks.com/gif/irrigation-<http://static.howstuffworks.com/gif/irrigation-photosynthesis.gif>.photosynthesis.gif>.
Pollination pictures. Accessed 27 July 2006. Pollination pictures. Accessed 27 July 2006. <http://www.explorelearning.com/index.cfm?<http://www.explorelearning.com/index.cfm?CFID=507010&CFTOKEN=32161293&ResourceID=451&method=CFID=507010&CFTOKEN=32161293&ResourceID=451&method=cResource.dspView>.cResource.dspView>.
Raven, P.H., R.F. Evert, and S.E. Eichhorn. 1999. Raven, P.H., R.F. Evert, and S.E. Eichhorn. 1999. Biology of PlantsBiology of Plants. . W.H. Freeman and Company.W.H. Freeman and Company.
Wikipedia contributors. 2006.Stoma. Accessed 27 July 2006. Wikipedia contributors. 2006.Stoma. Accessed 27 July 2006. <http://en.wikipedia.org/w/index.php?<http://en.wikipedia.org/w/index.php?title=Stoma&oldid=65743936>. title=Stoma&oldid=65743936>.
