Genes And Chromosomes Quiz: MCQ Test

20 Questions | Total Attempts: 182

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Genes And Chromosomes Quiz: MCQ Test

What do you know about genes and chromosomes? Do you think you can pass this quiz? Chromosomes and genes are very closely related. Genes carry the information that determines a person’s traits, characteristics that may have been passed down to you, or what you did or did not inherit from your parents. Chromosomes are structures within cells that contain a person’s genes. Take this quiz and learn more about genes and chromosomes.


Questions and Answers
  • 1. 
    How many Chromosomes do Humans have?
    • A. 

      45

    • B. 

      44

    • C. 

      46

    • D. 

      47

  • 2. 
    What chromosomes do males have?
    • A. 

      Xx

    • B. 

      Xy

    • C. 

      Zz

    • D. 

      Abcd

  • 3. 
    Which is the correct order from biggest to smallest?
    • A. 

      Body, organ system, organ, tissue, cell, organelle,chromosomes, Genes,Dna

    • B. 

      DNA organelle organ genes organ system body body system

    • C. 

      Body dna cell organ organelle cell system body system

    • D. 

      Yo mamma yo pappa yo brother yo dogey

  • 4. 
    How do you mark the dominant trait for a punnet square?
    • A. 

      Circle it

    • B. 

      Underline it

    • C. 

      Draw a mustauche on it

    • D. 

      Draw a square around it

  • 5. 
    What is "physical appearance"?
    • A. 

      Genotype

    • B. 

      Phenotype

    • C. 

      Yomammatype

    • D. 

      Skeletype

  • 6. 
    Which is a purebred?
    • A. 

      TT

    • B. 

      Tt

    • C. 

      Tt

    • D. 

      TT

  • 7. 
    What is the drawing used to predict traits called?
    • A. 

      Square

    • B. 

      Venn diagram

    • C. 

      Punnett square

    • D. 

      Mendel Square

  • 8. 
    Who bred the pea plants?
    • A. 

      Flo Rida

    • B. 

      Albert Einstein

    • C. 

      Gregor Mendel

    • D. 

      Chuck Norris

  • 9. 
    Which trait do I suggest that a person has Marfan syndrome?
    • A. 

      SUPER tall

    • B. 

      Constant migranes

    • C. 

      Constant diarea

    • D. 

      Un athletic

  • 10. 
    How do you know a trait is recessive?
    • A. 

      It appears in every generation.

    • B. 

      It skips alto of generations

    • C. 

      It skips randome generations

    • D. 

      It is carried by everyone in the family

  • 11. 
    What causes down syndrome?
    • A. 

      Not enought chromosomes

    • B. 

      47 chromosomes

    • C. 

      Choice

    • D. 

      Gender

  • 12. 
    What is "hybridization"?
    • A. 

      A mutation

    • B. 

      A homozygous plant or animal

    • C. 

      A hetrozygous plant or animal

    • D. 

      A mutated plant or animal

  • 13. 
    How is gender determined?
    • A. 

      Choice

    • B. 

      Xx and xy alleles

  • 14. 
    How is baldness determined?
    • A. 

      Age

    • B. 

      Height

    • C. 

      A gene in the x chromosome

    • D. 

      A gene in the z chromosome

  • 15. 
    Is violence linked to a genetic disease?
    • A. 

      Yes

    • B. 

      No

  • 16. 
    What is a dominant trait?
    • A. 

      A hidden trait

    • B. 

      A mutated trait

    • C. 

      A trait that will always show when present

    • D. 

      A trait that will never show if present

  • 17. 
    How may pairs of chromosomes do humans have?
    • A. 

      16

    • B. 

      46

    • C. 

      23

    • D. 

      24

  • 18. 
    Which is Heterozygous?
    • A. 

      TT

    • B. 

      TT

    • C. 

      Tt

    • D. 

      Both B and C

  • 19. 
    Which chromosomes do females have?
    • A. 

      AA

    • B. 

      BB

    • C. 

      Xx

    • D. 

      Xy

  • 20. 
    What Kind of plant did Gregor Mendel experiment with?
    • A. 

      Maple tree's

    • B. 

      Bee's

    • C. 

      Pea plants

    • D. 

      Petri dishes

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