H13 PQP Chart Unit: Ecosystem Interactions and Dynamics Completed for one DCI PE: MS-LS2-1. Analyze and interpret data to provide evidence for the effects of resource availability on organisms and populations of organisms in an ecosystem. DCI Phenomena Driving Questions Practice Cross Cutting Concepts LS2.A bullet 2 •Zebra mussels •Why do some •Analyze & interpret Possible In any ecosystem, taking over CA lakes species flourish at data connections organisms and (and Great Lakes) the expense of other •Conduct research to Systems populations with •Kudzu growing species? find data about the Energy flow similar requirements rampantly in the •Why do zebra zebra mussels and matter for food, water, south mussels proliferate (CCSS) cycles oxygen, or other •Starlings displacing and push out other •Plan and conduct resources may native birds species? investigation about compete with each •Transition of •Why are there so different aspects of other for limited meadow or pasture many zebra mussels ecosystems resources, access to to star thistle in the great lakes? •Argue from which consequently •Why have evidence constrains their survived so well •Construct and refine growth and where other species model to explain reproduction. haven't? phenomenon PQP Chart Developed by the Sacramento Area Science Project
H13 PQP Chart Unit: Ecosystem Interactions and Dynamics Completed for one DCI PE: MS-LS2-1. Analyze and interpret data to provide evidence for the effects of resource availability on organisms and populations of organisms in an ecosystem. DCI Phenomena Driving Questions Practice Cross Cutting Concepts LS2.A bullet 2 In any ecosystem, organisms and populations with similar requirements for food, water, oxygen, or other resources may compete with each other for limited resources, access to which consequently constrains their growth and reproduction. •Zebra mussels taking over CA lakes (and Great Lakes) •Kudzu growing rampantly in the south •Starlings displacing native birds •Transition of meadow or pasture to star thistle •Why do some species flourish at the expense of other species? •Why do zebra mussels proliferate and push out other species? •Why are there so many zebra mussels in the great lakes? •Why have survived so well where other species haven't? •Analyze & interpret data •Conduct research to find data about the zebra mussels (CCSS) •Plan and conduct investigation about different aspects of ecosystems •Argue from evidence •Construct and refine model to explain phenomenon Possible connections Systems Energy flow and matter cycles PQP Chart Developed by the Sacramento Area Science Project
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