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Printable 6th grade science test with 25 true-false questions on genetics, DNA, and heredity.
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Genetics and Heredity True-False Test

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This printable 6th grade science test contains 25 true-false questions on genetics and heredity, covering DNA structure, genes, inherited traits, genetic engineering, and genetic disorders. Students answer questions about the double helix, Punnett squares, dominant and recessive traits, Down Syndrome, cystic fibrosis, and sickle cell anemia. Useful as a unit test, chapter assessment, or study guide for genetics and heredity.

Subject:
Science
Topic:
Biology
Grade Level:
6th Grade
Updated May 2026

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