Principles Of Biotechnology Test

Principles Of Biotechnology

This is online test 01 for CBSE class 12 Biology Biotechnology : Principles and Processes (Principles of Biotechnology).. There are 10 questions in this test with each question having around four answer choices.

Questions & Answers

1
The techniques of using live organisms of enzymes from organism to produce products and processes useful to human is called
  • A
    Regeneration
  • B
    Hybridization
  • C
    Biotechnology
    Correct
  • D
    Mutation
2
Protein encoding gene expressed in heterologous host is called as
  • A
    Peptones
  • B
    Tertiary proteins
  • C
    Selectable marker
  • D
    Recombinant protein
    Correct
3
Host cell membrane can be made permeable by
  • A
    Tollen’s reagent
  • B
    \(CaC{l_2}\)
    Correct
  • C
    Ammonium Carbonate
  • D
    Zinc
4
Brief exposure of cells to an electric field also allow the bacteria to take up DNA and this process is called as
  • A
    Apheresis
  • B
    Electroporation
    Correct
  • C
    Electrophoresis
  • D
    Electrolysis
5
EtBr fluoresces at the wavelength
  • A
    340 nm
  • B
    500 nm
  • C
    254 nm
    Correct
  • D
    400 nm
6
Phage is a
  • A
    Virion
  • B
    Fungi
  • C
    Viroids
  • D
    Virus that infects bacteria
    Correct
7
Plasmid is a
  • A
    Antibiotic resistant gene
  • B
    Extra chromosomal DNA
    Correct
  • C
    Phage
  • D
    Selectable marker
8
The goi is able to multiply in the bacterial cell because of
  • A
    The short length of the chromosome
  • B
    Ori in the plasmid
    Correct
  • C
    Antibiotic resistant gene
  • D
    Prokaryotic bacterial cell
9
The technique used to produce large number of genetically identical offspring is called as
  • A
    Cloning
    Correct
  • B
    Southern Blotting
  • C
    Northern Blotting
  • D
    PCR
10
Lysozyme kills bacteria by destroying
  • A
    Plasmid
  • B
    Ori
  • C
    Cell wall
  • D
    Cell membrane
    Correct