Genetics Quiz: Trivia Test Questions!

10 Questions | Total Attempts: 91

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Genetics Quiz: Trivia Test Questions!

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Questions and Answers
  • 1. 
    What is the difference between asexual and sexual reproduction ?
    • A. 

      Asexual uses 2 parents

    • B. 

      Sexual uses 1 parent

    • C. 

      Sexual uses 2 parents

    • D. 

      Asexual uses 4 parents

  • 2. 
    Living things reproduce by
    • A. 

      Asexual and sexual

    • B. 

      Asexual only

    • C. 

      Sexual only

    • D. 

      Growing

  • 3. 
    Do multicellular organisms reproduce sexually?
    • A. 

      Yes

    • B. 

      Sometimes

    • C. 

      No

    • D. 

      Never

  • 4. 
    Genotype refers to
    • A. 

      Possible percentages

    • B. 

      Physical appearance

    • C. 

      Genetic make-up

    • D. 

      Dominant

  • 5. 
    The physical appearance is called
    • A. 

      Genotype

    • B. 

      Organism

    • C. 

      Punnett squares

    • D. 

      Phenotype

  • 6. 
    How many parents are needed for asexual reproduction?
    • A. 

      4

    • B. 

      1

    • C. 

      2

    • D. 

      6

  • 7. 
    A monohybrid cross between two heterozygous, tall pea plants produces three pea plants that are tall and one which is short.  Which trait is dominant?
    • A. 

      Varying height

    • B. 

      Tall pea

    • C. 

      Short height

    • D. 

      Medium height

  • 8. 
    A monohybrid cross between a guinea pig which is homozygous for black coat color and a guinea pig which is homozygous for white coat color produces a guinea pig which is heterozygous and black.  Which trait is dominant?
    • A. 

      White color

    • B. 

      Black and white patches

    • C. 

      Black color

    • D. 

      Gray color

  • 9. 
    In pea plants, the allele for round seeds (R) is dominant over the allele for the wrinkled seeds (r).  The following cross was made between two pea plants.           RR x RR Identify the most likely genotype(s) of the offspring of this cross.
    • A. 

      One-half the offspring will be RR, and one-half will be rr.

    • B. 

      One-half the offspring will be rr, one-fourth will be Rr.

    • C. 

      All the offspring will be RR.

    • D. 

      All the offsring will be Rr.

  • 10. 
    The Punnett square shows the genotypes of two mint plants.  T represents the allele for the tall trait, and t represents the allele for the dwarf trait.           Tt x tt If a monohybrid occurs, what are the possible genotypes of the offspring?
    • A. 

      Tt, TT, or tt

    • B. 

      Tt or tt

    • C. 

      TT or Tt

    • D. 

      TT