Biotechnology Principles and Processes: MCQs Test – 04 11

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NEET Biology Questions on Biotechnology – Principles and Processes| NEET Biotechnology Questions (MCQs) with Answers | Online Test No 04

NEET Biotechnology Questions : MCQs Test - 04

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Question 1
Which one is a true statement regarding DNA polymerase used in PCR?
A
It is isolated from a virus
B
It remains active at high temperature
C
It is used to ligate introduced DNA in recipient cells
D
It serves as a selectable marker
Question 2
Which one of the following is a case of wrong matching?
A
Micropropagation-In vitro production of plants in large numbers
B
Callus - Unorganized mass of cells produced in tissue culture
C
Somatic hybridization - Fusion of two diverse cells
D
Vector DNA - Site for t-RNA synthesis
Question 3
Which part would be most suitable for raising virus-free plants for micropropagation?
A
Meristem
B
Node
C
Bark
D
Vascular tissue
Question 4
For transformation, micro-particles coated with DNA to be bombarded with gene gun are made up of
A
Silicon or Platinum
B
Gold or Tungsten
C
Silver or Platinum
D
Platinum or Zinc
Question 5
The figure below is the diagrammatic representation of the E.coli vector pBR 322. Which one of the given options correctly identifies its certain component(s)?
A
Hind III, EcoRI-selectable markers
B
ampR, tetR-antibiotic resistance genes
C
ori-original restriction enzyme
D
rop-reduced osmotic pressure
Question 6
The linking of antibiotic resistance gene with the plasmid vector became possible with:
A
Endonucleases
B
DNA ligase
C
Exonucleases
D
DNA polymerase
Question 7
In plant biotechnology, PEG is used in
A
Protoplast fusion
B
Cell culture preparation
C
Protoplast isolation
D
Hardening
Question 8
Polyethylene glycol method is used for
A
Energy production from sewage
B
Gene transfer without a vector
C
Biodiesel production
D
Seedless fruit production
Question 9
Genetic engineering has been successfully used for producing
A
Transgenic models for studying new treatments for certain cardiac diseases
B
Transgenic mice for testing safety of polio vaccine before use in humans
C
Animals like bulls for farm work as they have super power
D
Transgenic Cow-Rosie which produces high fat milk for making ghee
Question 10
Restriction endonucleases:
A
Are synthesized by bacteria as part of their defense mechanism
B
Are used for in vitro DNA synthesis
C
Are used in genetic engineering for ligation of two DNA molecules
D
Are present in mammalian cells for degradation of DNA when the cell dies
Question 11
Which of the following enzymes are used to join bits of DNA?
A
DNA polymerase
B
Primase
C
Ligase
D
Endonuclease
Question 12
Which one of the following bacteria has found extensive use in genetic engineering work in plants?
A
Bacillus coagulans
B
Xanthomonas citri
C
Clostridium septicum
D
Agrobacterium tumefaciens
Question 13
Restriction endonuclease
A
Restricts the synthesis of DNA inside the nucleus
B
Cuts the DNA molecule at specific sites
C
Cuts the DNA molecule randomly
D
Synthesizes DNA
Question 14
Plasmid has been used as vector because :
A
Both ends show replication
B
It can move between prokaryotic and eukaryotic cells
C
It is circular DNA which have capacity to join to eukaryotic DNA
D
It has antibiotic resistance gene
Question 15
A genetically engineered micro-organism used successfully in bioremediation of oil spills is a species of
A
Trichoderma
B
Pseudomonas
C
Bacillus
D
Xanthomonas
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11 thoughts on “Biotechnology Principles and Processes: MCQs Test – 04”

  • Reply ↓
    perumaldevi

    very useful to referesh in my knownelage

  • Reply ↓
    arman khan

    thanks to administratrs its v useful to us ……..good job

  • Reply ↓
    Nadeem Khan

    Its puzzling but always used common sense, you achieved his own final goal.

  • Reply ↓
    prathamesh

    questions are good, but too straightforward.