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Genetics MCQ

87 MCQ questions with answers and explanations · page 4 of 4

Q76. Hybridoma technology is a new biotechnological approach for commercial production of-

  1. AMonoclonal antibodies
  2. BInterferon
  3. CAntibiotics
  4. DAlcohol
Show answer & explanation

Answer: A) Monoclonal antibodies

Q77. Queen Victoria of England was-

  1. AAIDS Patient
  2. BDeaf
  3. CHemophiliac
  4. DColour blind
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Answer: C) Hemophiliac

Q78. Which one among the following is not correct about Down's Syndrome ?

  1. AIt is a genetic disorder
  2. BEffected individual has early ageing
  3. CEffected person has mental retardation
  4. DEffected person has furrowed tongue
Show answer & explanation

Answer: B) Effected individual has early ageing

Q79. The first cloned animal Dolly was a-

  1. ADog
  2. BRabbit
  3. CCat
  4. DSheep
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Answer: D) Sheep

Q80. Number of chromosome in a normal human body cell is-

  1. A43
  2. B44
  3. C45
  4. D46
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Answer: D) 46

Q81. Genetics deals with-

  1. AMendel's laws
  2. BOrganic evolution
  3. CDNA structure
  4. DHeredity and variation
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Answer: D) Heredity and variation

Q82. Mendel's principles of inheritance are based on-

  1. AVegetative reproduction
  2. BAsexual reproduction
  3. CSexual reproduction
  4. DAll of the above
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Answer: C) Sexual reproduction

Q83. Sexual reproduction causes genetic variation because of-

  1. ABlending of genes
  2. BChromosomal changes
  3. CShuffling of genes
  4. DAll of the above
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Answer: D) All of the above

Q84. When one gene pair hides the effect of the other unit, the phenomenon is referred to as-

  1. ANone of the options
  2. BEpistasis
  3. CDominance
  4. DMutation
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Answer: B) Epistasis

Q85. What combination of paternal chromosome results in a female ?

  1. AZX
  2. BXX
  3. CYZ
  4. DXY
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Answer: B) XX

Q86. In May 2019, scientists from Council of Scientific & Industrial Research's (CSIR)-Centre for Cellular and Molecular Biology in Hyderabad, for the first time, sequenced the entire genome of_______.

  1. ANilgiri Tahr
  2. BAsiatic Lion
  3. CLion-tailed Macaque
  4. DElephant
Show answer & explanation

Answer: B) Asiatic Lion

Q87. Chromosomal theory of inheritance was given by-0

  1. AMuller
  2. BSutlon and Boveri
  3. CMendel
  4. DWaldeyer
Show answer & explanation

Answer: B) Sutlon and Boveri

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