Genetics Knowledge Trivia! 7th Grade Quiz

10 Questions | Total Attempts: 393

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Genetics Knowledge Trivia! 7th Grade Quiz - Quiz

What do you know about Genetics? Do you think you know a sufficient amount to pass this quiz? Genetics is the science of heredity, and it pertains to the differences and resemblances of different living organisms, which results from the interaction of their genes and the environment. It is the study of genes and explaining how they work. Take this test and find out how much you know about genetics.


Questions and Answers
  • 1. 
    What percent of offspring will be heterozygous if both parents are heterozygous?
    • A. 

      0%

    • B. 

      25%

    • C. 

      50%

    • D. 

      75%

    • E. 

      100%

  • 2. 
    Which of these genotypes is an example of homozygous dominant?
    • A. 

      Bb

    • B. 

      Bb

    • C. 

      BB

  • 3. 
    Which is the easiest way to try and determine which trait is dominant in a species?
    • A. 

      See what trait is most common

    • B. 

      Extract and map the DNA (chromosomes)

    • C. 

      Breed 10 generations and see which traits show up the most

  • 4. 
    Which description is most accurate to describe how an albino axolotl can come from two wild-type axolotls?
    • A. 

      One parent is albino

    • B. 

      Both parents have to be heterozygous

    • C. 

      We can hope for a genetic mutation to occur

    • D. 

      Both parents are homozygous dominant

  • 5. 
    Where is the genetic information stored in a cell?
    • A. 

      Nuclues

    • B. 

      Ribosomes

    • C. 

      Cell membrane

    • D. 

      Vacuole

  • 6. 
    What is the dominant phenotype for human eye color?
    • A. 

      BB

    • B. 

      Bb

    • C. 

      Brown

    • D. 

      Blue

  • 7. 
    Which of these genotypes is heterozygous?
    • A. 

      Bb

    • B. 

      BB

    • C. 

      Bb

    • D. 

      Brown

    • E. 

      Blue

  • 8. 
    Imagine you have offspring from a wild type axolotl and an albino axolotl. The offspring end up 100% wild type. What is the most likely genotype of the wild type axolotl?
    • A. 

      Bb

    • B. 

      BB

    • C. 

      Bb

  • 9. 
    Imagine you have offspring from two albino axolotls. What is the only genotype that can occur?
    • A. 

      Bb

    • B. 

      Bb

    • C. 

      BB

    • D. 

      Albino

    • E. 

      Wild type

  • 10. 
    Use a punnet square for your answer. What percent of offspring will be homozygous recessive if one parent is homozygous recessive and one parent is heterozygous?
    • A. 

      0%

    • B. 

      25%

    • C. 

      50%

    • D. 

      75%

    • E. 

      100%

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