WASTE MANAGEMENT QUIZ 5

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Question 1:

Process involving the production of activated mass of micro-organisms that stabilize the waste is called

Aeration process

Activated sludge process

Aerobic process

Anaerobic process

Question 2:

Chlorine and its various forms are powerful oxidants that will kill or inactivate most pathogenic organism that are harmful to human and animal life. Which of the following are the forms of chlorine used in wastewater treatment?

Chlorine gas

Hypochlorite

Chlorine dioxide

All of the above

Question 3:

What proportion of biomedical waste is hazardous waste?

75%

90%

12%

65%

Question 4:

Unused expired medicines, CDs, paints are the type of

Soiled waste

Biodegradable waste

Domestic toxic waste

Inert waste

Question 5:

Autoclaves are used in hospitals for the sterilization of reusable medical equipment. They come under which of the following processes?

Chemical disinfection process

Mechanical disinfection process

Biological disinfection process

Thermal disinfection process

WASTE MANAGEMENT QUIZ 5

Question 1:

Question 2:

Question 3:

Question 4:

Question 5:

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