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Activity 1.1: Ecosystems Unit Pretest (20 min)

Target Student Performance

Students show their initial proficiencies for the overall unit goal: Questioning, investigating, and explaining how carbon cycles and energy flows in ecosystems.

Resources You Provide

  • Pencils (1 per student, for paper version)

Resources Provided


Print one copy of the 1.1 Ecosystems Unit Pretest for each student.


1. Describe the unit pretest.

Explain the purpose of the unit pretest to students:

  • It will help you as a teacher understand how students think about what happens when ethanol burns.
  • It will help them think about what they know and what questions they have.


Use the 1.1 Ecosystems Unit Pretest to assess students' understanding of combustion in terms of learning progression levels. You should not give your students grades on the pretest or expect your students to know the correct answers. The document 1.1 Assessing Ecosystems Unit Pretest has assessment guidelines and identifies correct responses and explaining how students’ responses reveal their learning progression levels.


If classroom in includes English Language Learners or have other special needs and considerations, you may want to read questions aloud and discuss meaning of questions.

Extending the Learning