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Air Pollution Control MCQ

1. What does absorption refer to?

Retention of material from one component to another

Transfer of a constituent from one phase into another

Release of water from one material to another

Transmission of material from one substance to another

Answer

Correct Answer: Transfer of a constituent from one phase into another

Note: This Question is unanswered, help us to find answer for this one

2. In Oxidation or Reduction, which process involves adding electrons?

Oxidation

Deposition

Reduction

Decomposition

Answer

Correct Answer: Oxidation

Note: This Question is unanswered, help us to find answer for this one

3. What is oxidation?

Decreasing the chemical reactivity of a pollutant

Alteration of the chemical state of a pollutant by withdrawing electrons

Increasing the chemical reactivity of a pollutant

Alteration of the chemical state of a pollutant by adding electrons

Answer

Correct Answer: Alteration of the chemical state of a pollutant by adding electrons

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4. What is the process by which pollutants are usually absorbed?

Combustion

Condensation

Adsorption

Decomposition

Answer

Correct Answer: Adsorption

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5. What is activated alumina used for?

Virus removal in water

Iron removal in air

Fertilizer

Flouride removal in water and SO2 in air

Answer

Correct Answer: Flouride removal in water and SO2 in air

Note: This Question is unanswered, help us to find answer for this one

6. What is the mass transfer process where gas is bonded to a solid?

Condensation

Desorption

Adsorption

Absorption

Answer

Correct Answer: Adsorption

Note: This Question is unanswered, help us to find answer for this one

Biological Engineering MCQs | Topic-wise

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