Principles Of Biotechnology Test

Principles Of Biotechnology

This is online test 02 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
Which organelle is wrongly paired?
  • A
    RER- proteins
  • B
    Mitochondria- Kreb’s cycle
  • C
    Plastid- Photosynthesis
  • D
    Plasmid- denaturation
    Correct
2
Insertional inactivation helps in
  • A
    Ampicillin resistance
  • B
    Functioning of B-galactosidase
  • C
    X-gal breakdown
  • D
    Identification of recombinant clones
    Correct
3
Kanamycin does not inhibits the growth of
  • A
    T. aquaticus
  • B
    B.subtilis
  • C
    E.coli
    Correct
  • D
    B. amyloliquifaciens
4
The ability to multiply copies of antibiotic resistance gene in E.coli was called
  • A
    Restriction
  • B
    Cloning
    Correct
  • C
    Transformation
  • D
    Mutation
5
Having two antibiotic resistant genes in the same plasmid
  • A
    one antibiotic does not gives the sufficient result
  • B
    two antibiotics add to the effect for selection
  • C
    one antibiotic may not be functional
  • D
    helps in identifying transformants
    Correct
6
Insertion of a gene within the coding sequence of an enzyme leads to
  • A
    Activation of enzyme
  • B
    Bacterial colony formation
  • C
    Insertional inactivation
    Correct
  • D
    Antibiotic resistance
7
DNA can be isolated from fungi using chitinase as
  • A
    Its cell wall is made up of chitin
    Correct
  • B
    It makes DNA soluble in the aqueous solution
  • C
    It carries out isolation fast
  • D
    Cell membrane of fungi is made up of chitin
8
The component which is not required in PCR is
  • A
    dNTPs
  • B
    \(M{g^{2 + }}\)
  • C
    Polymerase
  • D
    Calcium ions
    Correct
9
Resistance to antibiotics in bacteria is conferred by
  • A
    Plasmid
    Correct
  • B
    RNA
  • C
    DNA
  • D
    Phage
10
A piece of gene used to hybridize with vector is called as
  • A
    Nuclease
  • B
    Gene of interest
    Correct
  • C
    Palindrome
  • D
    Marker