Introduction to Biotechnology MCQs with answers Page - 6

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Q. In a bacterial cell, in the absence of ligase enzyme

  • (A) The accumulation of Okazaki fragments occurs
  • (B) The RNA primer is not synthesized
  • (C) The replication is not at all initiated
  • (D) The replication becomes continuous

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Q. For biotechnological patenting, the lawyers must have expertise in

  • (A) Patenting strategy
  • (B) Contracts; Licenses, Biological material transfer contracts, Confidentiality agreements and Sponsored research agreements
  • (C) Regulatory approvals of new drugs (including biologics and foods)
  • (D) All of the above

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Q. In India, the spread of Opuntia was controlled by

  • (A) Introducing insects
  • (B) Spraying D. D. T.
  • (C) Letting loose cattles
  • (D) Growing trees

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Q. Under Montreal Protocol, developing countries are required to phase out the HCFCs by the year

  • (A) 2030
  • (B) 2010
  • (C) 2020
  • (D) 2040

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Q. One of the following is correct sequence to make a transgenic animal

  • (A) Transomics → Transfection → Microinfection → Electroporation → Retroviral vectors
  • (B) Microinjection → Transfection → Electroporation → Retroviral vectors → Transomics
  • (C) Transfection → Microinjection → Transomics → Electroporation → Retroviral vectors
  • (D) None of the above

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Q. The first evidence for the oxidation of inorganic substance by an organism was given by

  • (A) T. Schmoozing and A. Multz
  • (B) Winogradsky
  • (C) Robert Koch
  • (D) Alexander Fleming

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Q. Convention on biological diversity, adopted at the UN Conference on Environment and Development in 1992, aims to curb destruction of

  • (A) Biological species
  • (B) Habitats
  • (C) Ecosystems
  • (D) All the above

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Q. DNA sequencing method was proposed by

  • (A) Watson
  • (B) Crick
  • (C) Sanger
  • (D) None of these

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Q. The Hersey and Chase experiment which offered evidence in support of DNA being the genetic material in bacteriophage made use of the following labeled compounds?

  • (A) Phosphorous and sulfur
  • (B) Nitrogen and oxygen
  • (C) Tritium
  • (D) Hydrogen

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