Free MCQs & Online Quiz Practice for Exams

Q: The percentage of fresh water on Earth is: (2019 ETEA)

A) 1%

B) 3%

C) 5%

D) 7%

Q: The biogas plant is a tank which is: (2019 ETEA)

A) 5-10 feet deep

B) 10-15 feet deep

C) 15-20 feet deep

D) 20-25 feet deep

Q: The primers used in polymerase chain reaction has a sequence of base: (2009 ETEA)

A) 20

B) 16

C) 12

D) 8

Q: Tissue plasmogenic activator (TPA) is used for: (2010 ETEA)

A) Treating anemia

B) Bone marrow transplant

C) Dissolving blood clot

D) Treatment of cancer

Q: A cloned baby Dolly was identical to the parent that: (2010 ETEA)

A) Gave birth to the dolly

B) Donated reproductive cells

C) Donated somatic cell

D) Both a & b

Q: Organism that contain genes from other organisms are called: (2011 ETEA)

A) Mutagenic

B) Transgenic

C) Clones

D) Sequencing

Q: A cloned baby sheep 'Dolly' was attributed to: (2011 ETEA)

A) Four parents

B) Three parents

C) Two parents

D) One parent

Q: Restriction enzymes are of great use in genetic engineering because: (2012 ETEA)

A) They cut DNA at a specific base level

B) They cut DNA at several specific levels

C) They help in binding the pieces of DNA

D) They are nuclease

Q: A plant or animal modified by genetic engineering is called: (2013 ETEA)

A) Transgenic

B) Probe

C) Recombinant

D) Plasmid

Q: The primer used in polymerase chain reaction has a sequence of bases: (2013 ETEA)

A) 8

B) 12

C) 16

D) 20

Q: Any DNA molecule having foreign DNA is called: (2014 ETEA)

A) Mutant

B) Recombinant

C) Crossing over

D) All of them

Q: Individuality of every person is maintained by nucleotide genome sequence difference of: (2016 ETEA)

A) 1% G

B) 2%

C) 3%

D) 5%

Q: Which one of the following comes into existence when bacterial plasmid naturally modified to produce it? (2016 ETEA)

A) PBR 322

B) NPQ 303

C) OSR 210

D) KMG 319

Q: The 1st field trial of genetically engineered plants occurred in France and USA in: (2016 ETEA)

A) 1980

B) 1982

C) 1984

D) 1986

Q: The tissue culture method occurs in the following sequence: (2016 ETEA)

A) Sterilization→media preparation→inoculation→callus development→plantlets

B) Media preparation→sterilization→inoculation→callus development→plantlets

C) Media preparation→inoculation→sterilization→callus development→plantlets

D) Inoculation→sterilization→media preparation→callus development→plantlets

Q: For which purpose myeloma cell (Cancerous B-lymphocytes) are used in the production of monoclonal antibodies? (2017 ETEA)

A) Increased rate of cell division

B) Immunization with antigen

C) To avoid contamination

D) As nutrient in media

Q: Which of the following is a suitable vector to be incorporated with a target external DNA fragment? (2017 ETEA)

A) Small size vector

B) Large size vector

C) Large size vector with no origin of replication

D) Small size vector with no origin of replication

Q: For the location/detection of a gene in a DNA library which of the following is used? (2017 ETEA)

A) Primer

B) Probe

C) Restriction enzyme

D) Taq polymerase

Q: Under UV illumination, DNA bands are seen in agarose due to which of the following? (2017 ETEA)

A) Agarose

B) Charge of DNA

C) Fluorescent dye

D) Radioactive dye

Q: If one of the following components is missing bacteria cannot increase the number of its plasmid copies: (2017 ETEA)

A) Antibiotic resistant gene

B) Origin of replication

C) Cloning site

D) Ligase enzymes