Lab Design Comparison of photosynthetic rate in different types of plants Independent variable Dependent variable Spinach will be used as a control Your group will bring in another plant sample ID: 784839
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Slide1
Photosynthesis Lab:Leaf Disc Assay
Slide2Lab Design
Comparison of photosynthetic rate in different types of plants
Independent variable?
Dependent variable?Spinach will be used as a controlYour group will bring in another plant sample:Must be GREEN leavesTrees, shrubs, houseplantsVegetable greensRecord data every minute for 10 minutes (rate = # floats/sec)
Slide3Bozeman Biology
PS Lab – Concepts (3 min)
START AT 2:30
http://youtu.be/6Z-SpXUeKr0?list=PL0B4CED0AB112B993Good to know about DPIPPS Lab – Walkthrough (7 min)http://youtu.be/ZnY9_wMZZWI?list=PL0B4CED0AB112B993
Slide4Provided Materials
Access to glassware (beakers, glass dishes)
Cork borers
Bicarbonate solutionSyringes (no needles)Spinach leaves (control)Ring standsLamps
You b
ring plant
leaves to test!
Slide5Lab Assessment
Each group must create a presentation summarizing their findings (
GoogleSlides
)All group members should be involved in creation of slidesCompleted slide must be shared (Google Drive) by 11:59pm the day before presentingClass presentations (all slides) will be posted on website for writing conclusions in NBFollow slide requirements (next slide)
Slide6GoogleSlides Requirements
Title slide (all team member names & block letter)
Background (specifically about your leaves)
Results (bar graph comparing reaction rate)ConclusionUse bullet pointsWhat did you see?
Why did that happen?
Redesign/extension
Works cited & acknowledgements
Citations (background info)
Thanks (leaf collector and/or provider)