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The following Interval Benchmarks for Life Sciences are assessed on Iowa Tests of Basic Skills. Supporting Information and Instructional Strategies can be viewed by selecting a highlighted grade.
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| Standard 1: |
| Knows about the diversity and unity that characterize life | |
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Grade K-4 Interval Benchmark 1: Knows regulation and behavior
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Grade 5-8 Interval Benchmark 2: Knows the diversity and adaptations of organisms
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| Standard 2: |
| Understands the genetic basis for the transfer of biological characteristics from one generation to the next | |
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Grade K-4 Interval Benchmark 1: Knows the life cycles of organisms
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Grade 5-8 Interval Benchmark 1: Knows reproduction and heredity
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| Standard 3: |
| Knows the general structure and functions of cells in organisms | |
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Grade K-4 Interval Benchmark 1: Know characteristics of organisms
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Grade 5-8 Interval Benchmark 1: Knows the structure and function in living systems
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| Standard 4: |
| Understands how species depend on one another and on the environment for survival | |
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Grade 5-8 Interval Benchmark 3: Knows populations, resources, and environments
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Grade 5-8 Interval Benchmark 4: Knows populations and ecosystems
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| Standard 5: |
| Understands the cycling of matter and flow of energy through the living environment | |
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Grade K-4 Interval Benchmark 1: Knows types of resources
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| Standard 6: |
| Understands the basic concepts of the evolution of the species | |
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Grade 5-8 Interval Benchmark 1: Knows species extinction, fossil evidence, and rate of extinction
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