daniel.praecox
Quiz by , created more than 1 year ago

This quiz examines the information in the notes and flashcard decks on biotechnology - Micro-organisms in industry. It would appeal to anyone studying intermediate level biology.

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jill.examtime
Created by jill.examtime about 10 years ago
daniel.praecox
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Biotechnology - Micro-organisms in industry

Question 1 of 10

1

Biotechnology is the use of living things or their components (cells and enzymes) to manufacture useful products, or to carry out useful reactions.

Select one of the following:

  • True
  • False

Explanation

Question 2 of 10

1

What organisms are used in the biotechnology industry?

Select one or more of the following:

  • Animals

  • Micro-organisms

  • Plants

Explanation

Question 3 of 10

1

In the bioprocessing industry, what is fermentation?

Select one of the following:

  • fermentation is the growth of micro-organisms in liquid under any condition (it can aerobic or anaerobic).

  • fermentation is the growth of micro-organisms in liquid under any condition (it must be anaerobic).

  • fermentation is the growth of micro-organisms in gas under any condition (it can aerobic or anaerobic).

Explanation

Question 4 of 10

1

What type of reaction is used for bioprocessing?

Select one of the following:

  • Enzyme controlled reaction

  • Enzyme-independent reaction

  • Oxidation and Reduction reactions

Explanation

Question 5 of 10

1

In more recent times, what products have been produced in the bioprocessing industry?

Select one or more of the following:

  • antibiotics

  • cheese

  • vaccines

  • vinegar

Explanation

Question 6 of 10

1

What method is used to overcome wasting enzymes during bioprocessing?

Select one or more of the following:

  • The enzymes are removed after each reaction.

  • The enzymes are immobilised.

  • There are no enzymes used in bioprocessing.

Explanation

Question 7 of 10

1

What is the vessel called in which bioprocessing takes place?

Select one of the following:

  • Sparger

  • Bioreactor

  • Conical Flask

Explanation

Question 8 of 10

1

What device is used to create air bubbles when it is pumped into the vessel during bioprocessing?

Select one of the following:

  • Sparger

  • Bioreactor

  • Sterile Probe

Explanation

Question 9 of 10

1

The quality and yield of the products depend on a number of different factors. Choose the correct factors ?

Select one or more of the following:

  • Design of the Bioreactor

  • Temperature and pH

  • Level of carbon dioxide outside the bioreactor

  • Elimination of micro-organisms

Explanation

Question 10 of 10

1

What organisms are involved in producting antibiotics?

Select one or more of the following:

  • Bacteria

  • Plants

  • Yeast

  • Protozoa

Explanation