FCI Biotechnology Quiz-6

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FCI Biotechnology Quiz-6

FCI Entomology Quiz 1

UseFul For All Agricultural Exam FCI, JRF, SRF, NSC, CWC, NABARD, AFO, Cotton Corporation of India,

Q.1 Which of the following organelles is related with genetic engineering?

  • Plasmids
  • Lysosones
  • mitichondria
  • None of these

Answer: Option A

Q.2 In Bt cotton, the Bt toxin present in plant tissue as protoxin is converted into active toxin due to?

  • Action of gut microorganism
  • Acidic pH of the insect gut
  • Alkaline pH of the insect gut
  • None of these

Answer: Option C

Q.3 The first step in recombinant DNA technology ?

  • Isolation of DNA
  • Duplication of DNA fragments
  • Insertion of DNA fragments
  • Joining of DNA fragments

Answer: Option A

Q.4 During PCR technique, the pairing of primens to ssDNA segment is called?

  • Annealing
  • Isolation
  • Polymerisation
  • Denaturation

Answer: Option A

Q.5 Agarose extracted from sea weeds is used in ?

  • PCR
  • Gel electrophoresis
  • Tissue culture
  • Spectrophotometry

Answer: Option B

Q.6 The most active metabolite of Vitamin-D, which helps in the regulation of calcium and phosphorous metabolism is?

  • 1-hydroxy Cholecalciferol
  • 25-hydroxy Cholecalciferol
  • 1,25-dihydroxy Cholecalciferol
  • Ergocalciferol

Answer: Option C

Q.7 The term “Biological Yield” is given by?

  • West, Briggs and Kid
  • Watson
  • Blackman VS
  • Nichiporovich

Answer: Option D

Q.8 The first step of Calvin cycle in Ca plant is?

  • Carboxylation
  • Regeneration
  • Protonation
  • Reduction

Answer: Option A

Q.9 The term DNA Finger-printing was coined by?

  • Ruska
  • Mullis
  • A. Jeffrey  
  • Anderson

Answer: Option C

Q.10 Changes in population genetics in which extreme values for a trait are selected over intermediate values, is known as?

  • Stabilizing selection
  • Directional selection
  • Disruptive selection  
  • Positive selection

Answer: Option C
   

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