Corrosion Engineering Environments Biological Corrosion Online Exam Quiz
Corrosion Engineering Environments Biological Corrosion GK Quiz. Question and Answers related to Corrosion Engineering Environments Biological Corrosion. MCQ (Multiple Choice Questions with answers about Corrosion Engineering Environments Biological Corrosion
Which of the following coatings is/are used for the prevention of microbiological corrosion in buried steel?
Options
A : Asphalt
B : Enamel
C : Plastic tape
D : Asphalt, enamel and plastic tape
Which of the following organisms are regarded as microorganisms?
Options
A : Bacteria
B : Fungi
C : Protozoa
D : Bacteria, fungi, protozoa, and nematodes
Which of the following is/are the aqueous organisms that influence the corrosion of metals in the water?
Options
A : Barnacles, mussels, and algae
B : Fungus and mold
C : Sulfur-reducing and sulfur-oxidizing bacteria
D : Thiobacillus thiooxidans
Which of the following is/are the processes that affect the corrosion behavior of metals by biological activity?
Options
A : By influencing anodic and cathodic reactions
B : By influencing protective surface films
C : By producing deposits, by influencing anodic, cathodic reactions and protective surface films
D : By creating non-corrosive conditions
Thiobacillusthiooxidans are the type of aerobic bacteria that are capable of oxidizing sulfur-bearing compounds to sulfuric acid.
Options
A : False
B : True
C :
D :
Which of the following materials is/are usually attacked by fungus?
Options
A : leathers
B : Rubbers
C : Leathers, rubbers and bare and coated metals
D : Bare and coated metals
Which of the following component is taken into account to classify aerobic and anaerobic organisms?
Options
A : Nitrogen
B : Oxygen
C : Argon
D : Phosphorus
Which of the following acids are produced by microorganisms such as fungus and mold?
Options
A : Oxalic acid
B : Lactic acid
C : Acetic acid
D : Oxalic acid, lactic acid, acetic acid, and citric acid
Which of the following is/are the preventions for the growth of mold on metal surfaces?
Options
A : Periodic cleaning and storing in the high humid atmosphere
B : Periodic cleaning, reducing relative humidity during storage and applying toxic organic agents
C : Reducing relative humidity during storage and applying toxic organic agents
D : Periodic cleaning and reducing relative humidity during storage
Which of the following environments in which the biological activity may influence corrosion?
Options
A : Soil
B : Fresh and seawater
C : Petroleum products
D : Soil, freshwater, seawater and petroleum products
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