Mutation MCQ

Test your knowledge with important Mutation MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Mutation MCQs at Bissoy

• Which of the following chemical mutagen affects only replicating DNA?
  ক

  Acridine dye

  খ

  Alkylating agent

  গ

  Deaminating agent

  ঘ

  Base analog
• Addition or deletion of bases causes which kind of mutation?
  ক

  Transversion

  খ

  Frameshift mutation

  গ

  Transition

  ঘ

  Transcription
• Name the type of mutation in which the cause of mutation is not known?
  ক

  Spontaneous mutation

  খ

  Suppressor mutation

  গ

  Nonsense mutation

  ঘ

  Mis-sense mutation
• What is the detection technique of auxotrophs?
  ক

  Spread plating

  খ

  Replica plating

  গ

  Streaking

  ঘ

  Pouring
• Name the term given to the type of mutation which depends on the conditions of the environment?
  ক

  Forward mutation

  খ

  Reverse mutation

  গ

  Conditional lethal mutation

  ঘ

  Gain of function mutation
• Which of the following is NOT true for loss of function mutation?
  ক

  Usually recessive

  খ

  Most common mutation

  গ

  Increases the activity of the gene

  ঘ

  Null allelic mutation
• Which of the following is NOT a type of reverse mutation?
  ক

  Back mutation

  খ

  Intergenic suppressor mutation

  গ

  Intragenic suppressor mutation

  ঘ

  Missense mutation
• Mark the INCORRECT statement about mutation?
  ক

  Mutation is predestined

  খ

  Major source of evaluation

  গ

  Usually deleterious and recessive

  ঘ

  It is a reversible process
• All types of mutations are transferable among generations.
  ক

  True

  খ

  False
• Damage and errors in DNA cause___________
  ক

  Mutation

  খ

  DNA repair

  গ

  Translation

  ঘ

  Transcription
• Genomatic mutation is of how many types?
  ক

  One

  খ

  Two

  গ

  Three

  ঘ

  Four
• In which of the following organisms, an inversion occurs frequently?
  ক

  Drosophila

  খ

  Moth

  গ

  Honey bees

  ঘ

  Butterflies
• Segmental changes of chromosome having an evolutionary significance, is of which of the following?
  ক

  Deletion

  খ

  Translocation

  গ

  Inversion

  ঘ

  Addition
• Paracentric is a type of inversion involving centromere.
  ক

  True

  খ

  False
• What is the full form of CML?
  ক

  Chronic myopia lens

  খ

  Chronic myelogenous leukaemia

  গ

  Chronic muscle leukaemia

  ঘ

  Cystic muscle leukaemia
• What is translocation?
  ক

  Shifting of part of chromosomes to the outside wall of nucleus

  খ

  Shifting of a chromosome to another chromosome

  গ

  Shifting of a part of a chromosome to another homologous chromosome

  ঘ

  Shifting of a part of a chromosome to another non-homologous chromosome
• How does deletion occur?
  ক

  When a part of a chromosome is duplicated

  খ

  When a part of a chromosome is left out

  গ

  When a part of a chromosome is lost

  ঘ

  When a part of a chromosome is translocated
• Intercalary aberrations are a part of which of the following?
  ক

  Deletion

  খ

  Addition

  গ

  Inversion

  ঘ

  Translocation
• Which of the following is not responsible for the formation of chromosomes?
  ক

  DNA

  খ

  Proteins

  গ

  RNA

  ঘ

  Endoplasmic reticulum
• Change in more than one nucleotide pair is known as a spontaneous mutation.
  ক

  True

  খ

  False
• What is the substitution of a purine base with a pyrimidine base known as?
  ক

  Deletion

  খ

  Transition

  গ

  Addition

  ঘ

  Transversion
• Which of the following is also known as the removal of one or more bases from the nucleotide chain?
  ক

  Deletion

  খ

  Insertion

  গ

  Transition

  ঘ

  Transversion
• Which of the following is a classic example of point mutation?
  ক

  Phenylketonuria

  খ

  Sickle cell anaemia

  গ

  Haemophilia

  ঘ

  Thalassemia
• Which of the following is not a type of mutation?
  ক

  Gene mutation

  খ

  Chromosomal aberrations

  গ

  Genomatic mutations

  ঘ

  Colourful mutations
• Which of the following is incorrect with respect to mutation?
  ক

  Sudden

  খ

  Continuous

  গ

  Change in chromosomes and genes

  ঘ

  Leads to variation in DNA