Quiz  /  Genetics Class 10 MCQ Questions With Answers

  • 1. 
    Who is considered the "father of genetics"?

  • Gregor Mendel
  • Reginald Punnett
  • James Watson
  • Justin Bieber

  • 2. 
    Females-XX; MalesXY. A couple has 4 girls. What is the chance the next child will be a boy?

  • 75%
  • 100%
  • 25%
  • 50%

  • 3. 
    When a capital letter is used, what kind of allele is being represented?

  • Recessive Allele
  • Codominance
  • Punnett Squares
  • Dominant Allele

  • 4. 
    Which of the following is homozygous dominant?

  • Yy
  • Y
  • yy
  • YY

  • 5. 
    How many chromosomes are in a sex cell?

  • 46
  • 23
  • 26
  • 43

  • 6. 
    Who was the father of genetics?

  • Mendel
  • Einstein
  • Redi
  • Pasteur

  • 7. 
    What is the type of dominance when the two traits aren't dominant over each other, but whose heterozygous outcome is blended?

  • co-dominance
  • simple dominance
  • incomplete dominance
  • non-dominance

  • 8. 
    Pp is an example of why type of genotype?

  • homozygous recessive
  • heterozygous recessive
  • homozygous dominant
  • heterozygous dominant

  • 9. 
    The genetic characteristics of recessive genes

  • tend to mask the characteristics of dominant genes.
  • are always expressed in the phenotype.
  • are usually codominant.
  • tend to be masked by the characteristics of dominant genes.

  • 10. 
    A physical characteristic that can be passed from parent to offspring.

  • behavior
  • trait
  • strong muscles
  • ability to fly a plane.

  • 11. 
    What is the transmission of traits from parent to offspring?

  • heredity
  • genetics
  • cell bio
  • chem

  • 12. 
    PP is what type of genotype?

  • homozygous recessive
  • heterozygous recessive
  • homozygous dominant
  • homozygous recessive

  • 13. 
    This is the term for genes a person has for a trait?

  • genotype
  • phenotype

  • 14. 
    Who is considered the "father" of modern genetics?

  • Einstein
  • Mendel
  • Disney
  • Washington

  • 15. 
    What type of letters are used to show a trait is dominant?

  • capital
  • lowercase

  • 16. 
    What is the study of heredity?

  • genetics
  • cell biology
  • chemistry
  • botany

  • 17. 
    What is one or more alternative forms of a gene?

  • chromosome
  • genotype
  • phenotype
  • allele

  • 18. 
    Outward appearance of an organism, regardless of its genes.

  • phenotype
  • genotype
  • haploid
  • deploid

  • 19. 
    If red and white have incomplete dominance for a trait, and a red flower is crossed with a white flower, what will be the result?

  • a spoted flower
  • a blended flower
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