Quiz  /  Genetic Engineering Class 10 MCQ Questions With Answers

  • 1. 
    Choosing two closely related organisms from the same species to ensure desired traits are passed to their offspring

  • inbreeding
  • outbreeding
  • hybridization
  • pedigree

  • 2. 
    Cuttings are a way to produce many plants sexually.

  • True
  • False

  • 3. 
    Which of the following can be accomplished with CRISPR?

  • figure out the role of a protein
  • understand genetic diseases
  • disable genes
  • all three options

  • 4. 
    The sequence of letters (bases) on DNA codes for the sequence of carbohydrates needed to build up protein molecules in living organisms.

  • True
  • False

  • 5. 
    Rooting powder is used for producing cuttings.

  • True
  • False

  • 6. 
    What molecule is used to seal the required gene into the plasmid?

  • Protein
  • Enzyme
  • Chromosome
  • Cellulose

  • 7. 
    Which of the following is a protein that acts as DNA scissors?

  • plasmid
  • restriction enzyme
  • ligase
  • protein expression

  • 8. 
    Embryo transplantation enables animals to be created that are clones of each other but not clones of the parent.

  • True
  • False

  • 9. 
    Genetic variation is created when making cuttings.

  • True
  • False

  • 10. 
    What cell organelle is removed from a bacterial cell during Genetic Engineering?

  • Nucleus
  • Plasmid
  • Chloroplast
  • Ribosome

  • 11. 
    The process of making changes in the DNA code of a living organism is called

  • selective breeding
  • genetic engineering
  • inbreeding
  • hybridization

  • 12. 
    What is the purpose of PCR?

  • To produce millions of copies of DNA.
  • To produce millions of copies of a specific region of DNA
  • To add nucleotides to a DNA sequence
  • To watch polymerase work.

  • 13. 
    A ____________ is required to transfer genes from one organism to another.

  • vector
  • reverse transcriptase
  • transport molecule
  • genetic probe

  • 14. 
    During embryo transplantation, embryos are transplanted into surrogate bulls.

  • True
  • False

  • 15. 
    A phenotype is the...

  • letter combination
  • dominant gene
  • recessive gene
  • physical appearance

  • 16. 
    An organism in which foreign genes have been incorporated is called a:

  • recombinant organism
  • transgene recombinant
  • polymorphism
  • transgenic organism

  • 17. 
    Selective breeding is...

  • a process to create an organism with desired traits from parents with those desired traits
  • natural method of producing offspring with desired traits
  • creating a new species
  • making organisms reproduce during times of stress

  • 18. 
    GMO foods look and taste the same as traditional foods and crops. The only difference is that GMO food has

  • fewer calories.
  • the addition of specific minerals.
  • genes with traits that improve something about the plant.
  • a better chance of surviving a frost during the growing season.

  • 19. 
    Two organisms that are closely related would have

  • very similar DNA sequence
  • exactly the same DNA sequences
  • no proteins in common
  • completely different DNA sequence

  • 20. 
    Restriction Enzymes . . .

  • cut DNA at precise locations
  • help bacteria to pick up DNA
  • move DNA through a gel
  • copy DNA

  • 21. 
    Who was the first adult mammal successfully cloned?

  • Dolly the Sheep
  • Copy Cat the Cat
  • Donald Trump the Donald
  • Agouti Gout the Mouse

  • 22. 
    Tissue culture is a more modern technique used to produce large numbers of plants asexually.

  • True
  • False

  • 23. 
    Stem cells can be cloned (by inserting a nucleus into an egg and removing stem cells from the embryo) and can be injected into individuals to help treat certain diseases, this is called therapeutic cloning.

  • True
  • False

  • 24. 
    Procedure used to separate and analyze DNA fragments by placing a mixture of DNA fragments at one end of a porous gel and applying an electrical voltage to the gel

  • gel electrophoresis
  • selective breeding
  • hybridization
  • blood typing

  • 25. 
    Rice modified to have more Vitamin A is an example of

  • Genetic engineering
  • Cloning
  • Gene mutation
  • Artificial selection

  • 26. 
    Which statement is part of Darwin’s theory of evolution by natural selection?

  • More offspring are produced than can possibly survive.
  • The organisms that are the fittest are always largest and strongest.
  • The number of offspring is not related to fitness.

  • 27. 
    DNA fingerprinting works because

  • Most genes are dominant
  • All organisms contain RNA
  • The most important genes are different among most people
  • No two people, except identical twins, have exactly the same DNA
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