Some plants have been made by genetic engineering which can fix atmospheric

  • carbon
  • nitrogen
  • oxygen
  • sulphur

The insulin was prepared by scientists in

  • 1968
  • 1970
  • 1978
  • 1975

Cheese is formed when milk protein is

  • produced
  • released
  • formed
  • coagulated

Wine is produced by the fermentation of

  • sugar
  • milk
  • powder
  • grapes

The fourth step of genetic engineering is

  • growth of GMO
  • expression of gene
  • isolation of gene interest
  • insertion of gene into vector

Transgenic organisms have modified

  • chemicals
  • hormones
  • enzymes
  • genetic makeup

By using the single-cell protein, the amount of protein produced by 50 kg of yeast is

  • 180 tons
  • 100 tons
  • 300 tons
  • 250 tons

The use of living organisms in processes for the manufacture of useful products is called

  • biotechnology
  • pharmacology
  • genetics
  • morphology

The common example of a fermented beverage product is

  • pickles
  • beer
  • bread and buns
  • cheese and yogurt

The bacterium which can synthesize human growth hormone is known as

  • E. Coli bacterium
  • H. Coli bacterium
  • X. Coli bacterium
  • I. Coli bacterium

The E. coli bacterium was created in

  • 1981
  • 1977
  • 1985
  • 1979

Considering the fermentation at the industrial level, the microorganism Saccharomyces is used to form

  • glycerol only
  • ethanol only
  • formic acid
  • glycerols and ethanol

Genetic engineering developed in mid

  • 1960
  • 1950
  • 1970
  • 1980

The procedure in which oxidation-reduction of glucose (C6H12O6) is incomplete is called

  • fertilization
  • reduction
  • oxidation
  • fermentation

The scientist who proposed that microbial activity is the cause of all fermentations is

  • Ibn al Haithem
  • Gregor Mendel
  • Louis Pasteur
  • Ian Wilmot

Interferons are antiviral which belongs to

  • starch
  • carbohydrates
  • lipids
  • proteins

Which of the following microorganisms is used for the production of Acrylic acid

  • aspergillus
  • saccharomyces
  • bacillus
  • archaea

The particular enzyme produced by genetic engineering which is used to dissolve clots of blood is called

  • interferon
  • urokinase
  • Thymosin
  • beta-endorphin

The restriction endonucleases enzyme is used to

  • cut the gene
  • ligase the gene
  • multiply the gene
  • copy the gene

In the first step of genetic engineering, the special enzymes that are used to separate identified gene are called

  • expressed nucleases
  • inserted nucleases
  • restriction end nucleases
  • isolated nucleases

Aspergillus is used to produce

  • ethanol
  • glycerol
  • acrylic acid
  • formic acid

The glycerol (C3H8O3) is used at industry level for the production of

  • plastics
  • leather treatment
  • vinegar
  • cosmetics

Interferons were produced in

  • 1980
  • 1949
  • 1950
  • 1970

In lactic acid fermentation, pyruvic acid is reduced to

  • lactic acid
  • acetic acid
  • ascorbic acid
  • folic acid

The fermentation which is carried by bacteria is called

  • lactic acid fermentation
  • alcoholic fermentation
  • pyruvic fermentation
  • acrylic fermentation

The device which provides the environment to microorganisms to interact with the substrate is called

  • producer
  • fermenter
  • industrializer
  • non industrializer

Anti-viral proteins produced by cells infected with viruses are called

  • urokinase
  • hemophilia
  • interferons
  • antibiotics

Acrylic acid is produced by using

  • aspergillus
  • bacillus
  • saccharomyces
  • bacteria

The substrate used by microorganisms to produce single-cell proteins includes

  • methane gas
  • industrial wastes
  • agricultural wastes
  • all of above

What type of process fermentation is?

  • continuous process
  • discontinuous process
  • long process
  • difficult process
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