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PO 4. Determine validity and reliability of results of an investigation.

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PO 1.  Compare food chains in a specified ecosystem and their corresponding food web.  

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PO 1.  Compare food chains in a specified ecosystem and their corresponding food web.  

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PO 1.  Analyze environmental risks  (e.g., pollution, destruction of habitat) caused by human interaction with biological or geological systems.PO 2.  Analyze environmental benefits of the following human interactions with biological or geological systems:•	reforestation•	habitat restoration•	construction of damsPO 3.  Propose possible solutions to address the environmental risks in biological or geological systems.

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PO 1.  Analyze environmental risks  (e.g., pollution, destruction of habitat) caused by human interaction with biological or geological systems.PO 2.  Analyze environmental benefits of the following human interactions with biological or geological systems:•	reforestation•	habitat restoration•	construction of damsPO 3.  Propose possible solutions to address the environmental risks in biological or geological systems.

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PO 1. Identify how diverse people and/or cultures, past and present, have made important contributions to scientificinnovations

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PO 1. Identify how diverse people and/or cultures, past and present, have made important contributions to scientificinnovations

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PO 1. Analyze environmental risks (e.g., pollution, destruction of habitat) caused by human interaction with biological
or geological systems.

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PO 4. Evaluate career opportunities related to life and physical sciences. 

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PO 4. Evaluate career opportunities related to life and physical sciences. 

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PO 6.  Create a model of the interactions of living organisms within an ecosystem.

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PO 6.  Create a model of the interactions of living organisms within an ecosystem.

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PO 1.  Propose viable methods of responding to an identified need or problem

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PO 1.  Propose viable methods of responding to an identified need or problem

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Concept 4: CommunicationCommunicate results of investigations.PO 1. Choose an appropriate graphic representation for collected data:• line graph• double bar graph• stem and leaf plot• histogram(See M07-S2C1-03)PO 2. Display data collected from a controlled investigation.(See M07-S2C1-03)PO 3. Communicate the results of an investigation with appropriate use of qualitative and quantitative information.(See W07-S3C2-01)PO 4. Write clear, step-by-step instructions for following procedures (without the use of personal pronouns).(See W07-S3C3-01)PO 5. Communicate the results and conclusion of the investigation. 

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Concept 4: CommunicationCommunicate results of investigations.PO 1. Choose an appropriate graphic representation for collected data:• line graph• double bar graph• stem and leaf plot• histogram(See M07-S2C1-03)PO 2. Display data collected from a controlled investigation.(See M07-S2C1-03)PO 3. Communicate the results of an investigation with appropriate use of qualitative and quantitative information.(See W07-S3C2-01)PO 4. Write clear, step-by-step instructions for following procedures (without the use of personal pronouns).(See W07-S3C3-01)PO 5. Communicate the results and conclusion of the investigation. 

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PO 2. Compare solutions to best address an identified need or problem.PO 3. Design and construct a solution to an identified need or problem using simple classroom materials. 

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PO 2. Compare solutions to best address an identified need or problem.PO 3. Design and construct a solution to an identified need or problem using simple classroom materials. 

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Describe how the various systems of living organisms work together to perform a vital function:

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Describe how the various systems of living organisms work together to perform a vital function:

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Concept 1: Changes in Environments Describe the interactions between human populations, natural hazards, and the environment.             PO 1. Analyze the risk factors associated with natural, human induced, and/or biological hazards, including:• waste disposal of industrial chemicals• greenhouse gases PO 2. Analyze possible solutions to address the environmental risks associated with chemicals and biological systems. 

# data[].attributes.subject
Concept 1: Changes in Environments Describe the interactions between human populations, natural hazards, and the environment.             PO 1. Analyze the risk factors associated with natural, human induced, and/or biological hazards, including:• waste disposal of industrial chemicals• greenhouse gases PO 2. Analyze possible solutions to address the environmental risks associated with chemicals and biological systems. 