Question 1

It is estimated that upward of 30 billion gallons of water are treated on a daily basis in the United States.

Accepted Answer

A) True 
 B)False

Question 2

The treatment regimen for people with normal immunity recovering from cryptosporidiosis includes

Accepted Answer

A)  high- powered antibiotics. 
B)  careful monitoring of fluid levels. 
C)  both A and B. 
D)  neither A nor B. 
A)  high- powered antibiotics. 
B)  careful monitoring of fluid levels. 
C)  both A and B. 
D)  neither A nor B.

Question 3

Legionellosis, caused by the bacterial respiratory pathogen Legionella pneumophila, has decreased in recent years due to advances in wastewater treatment procedures.

Accepted Answer

A) True 
 B)False

Question 4

Chlorine is consumed when it reacts with organic materials.

Accepted Answer

A) True 
 B)False

Question 5

Infection with Legionella pneumophila is usually treated with intravenous erythromycin.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following is NOT characteristic of a coliform?

Accepted Answer

A)  facultatively aerobic 
B)  ferment glucose with the formation of gas 
C)  gram negative 
D)  rod shaped 
A)  facultatively aerobic 
B)  ferment glucose with the formation of gas 
C)  gram negative 
D)  rod shaped

Question 7

Describe a trickling filter system.

Accepted Answer

A trickling filter system, often used as

Question 8

Worldwide, a common pathogenic protozoan transmitted to humans primarily by contaminated water, and occasionally by contaminated food, is

Accepted Answer

A)  Acanthamoeba sp. 
B)  Cryptosporidium parvum. 
C)  Entamoeba histolytica. 
D)  Giardia intestinalis. 
A)  Acanthamoeba sp. 
B)  Cryptosporidium parvum. 
C)  Entamoeba histolytica. 
D)  Giardia intestinalis.

Question 9

Wastewater plants are usually constructed to handle both domestic and industrial wastes.

Accepted Answer

A) True 
 B)False

Question 10

Potable water is not safe for human consumption.

Accepted Answer

A) True 
 B)False

Question 11

The microorganism Cryptosporidium parvum is a

Accepted Answer

A)  bacterium. 
B)  fungus. 
C)  protozoan. 
D)  virus. 
A)  bacterium. 
B)  fungus. 
C)  protozoan. 
D)  virus.

Question 12

The signs and symptoms of cholera are caused by _________ .

Accepted Answer

the choler

Question 13

Local and state authorities can set standards for recreational water that are above or below the guidelines set by the United States government.

Accepted Answer

A) True 
 B)False

Question 14

Naegleria fowleri is a free- living________ found in________ .

Accepted Answer

protist /

Question 15

List three common sources of waterborne infection.

Accepted Answer

The answer of List three common sources of waterborne infection....

Question 16

Coliforms in a water sample indicate________ contamination.

Accepted Answer

A)  industrial or chemical 
B)  fecal 
C)  arthropod 
D)  all of the above 
A)  industrial or chemical 
B)  fecal 
C)  arthropod 
D)  all of the above

Question 17

During secondary aerobic wastewater treatment, some of the activated sludge goes________ while the rest goes________ .

Accepted Answer

A)  back to the aerator / to the anoxic sludge digestor 
B)  to the anoxic digestor / back to the primary system 
C)  back to the primary system / to the aerator 
D)  back to the primary system / to the tertiary digestor 
A)  back to the aerator / to the anoxic sludge digestor 
B)  to the anoxic digestor / back to the primary system 
C)  back to the primary system / to the aerator 
D)  back to the primary system / to the tertiary digestor

Question 18

Giardia cysts are able to withstand

Accepted Answer

A)  clarification. 
B)  chemical disinfection. 
C)  filtration. 
D)  all of the above. 
A)  clarification. 
B)  chemical disinfection. 
C)  filtration. 
D)  all of the above.

Question 19

Which U.S. government agency monitors water utility reports?

Accepted Answer

A)  Environmental Protection Agency 
B)  Food and Drug Administration 
C)  Natural Resources Conservancy Commission 
D)  Water Safety Board 
A)  Environmental Protection Agency 
B)  Food and Drug Administration 
C)  Natural Resources Conservancy Commission 
D)  Water Safety Board

Question 20

We are technically in the midst of a cholera pandemic.

Accepted Answer

A) True 
 B)False

Exam 35: Wastewater Treatment, Water Purification, and Waterborne Microbial Diseases

It is estimated that upward of 30 billion gallons of water are treated on a daily basis in the United States.

The treatment regimen for people with normal immunity recovering from cryptosporidiosis includes

Legionellosis, caused by the bacterial respiratory pathogen Legionella pneumophila, has decreased in recent years due to advances in wastewater treatment procedures.

Chlorine is consumed when it reacts with organic materials.

Infection with Legionella pneumophila is usually treated with intravenous erythromycin.

Which of the following is NOT characteristic of a coliform?

Describe a trickling filter system.

Worldwide, a common pathogenic protozoan transmitted to humans primarily by contaminated water, and occasionally by contaminated food, is

Wastewater plants are usually constructed to handle both domestic and industrial wastes.

Potable water is not safe for human consumption.

The microorganism Cryptosporidium parvum is a

The signs and symptoms of cholera are caused by _________ .

Local and state authorities can set standards for recreational water that are above or below the guidelines set by the United States government.

Naegleria fowleri is a free- living________ found in________ .

List three common sources of waterborne infection.

Coliforms in a water sample indicate________ contamination.

During secondary aerobic wastewater treatment, some of the activated sludge goes________ while the rest goes________ .

Giardia cysts are able to withstand

Which U.S. government agency monitors water utility reports?

We are technically in the midst of a cholera pandemic.

Microorganisms and Microbiology

A Brief Journey to the Microbial World

Cell Structure and Function in Bacteria and Archaea

Nutrition, Culture, and Metabolism of Microorganisms

Microbial Growth

Molecular Biology of Bacteria

Archael and Eukaryotic Molecular Biology

Regulation of Gene Expression

Viruses and Virology

Genetics of Bacteria and Arachaea

Genetic Engineering

Microbial Genomics

Phototrophy, Chemolithotrophy, and Major Biosyntheses

Catabolism of Organic Compounds

Commercial Products and Biotechnology

Microbial Evolution and Systematics

Bacteria: the Proteobacteria

Other Bacteria

Archaea

Eukaryotic Cell Biology and Eukaryotic Microorganisms

Viral Diversity

Methods in Microbial Ecology

Major Microbial Habitats and Diversity

Nutrient Cycles, Biodegradation, and Bioremediation

Microbial Symbioses

Microbial Growth Control

Microbial Interactions With Humans

Immunity and Host Defense

Immune Mechanisms

Molecular Immunology

Diagnostic Microbiology and Immunology

Epidemiology

Person-To-Person Microbial Diseases

Vectorborne and Soilborne Microbial Pathogens

Food Preservation and Foodborne Microbial Diseases

Filters

Naegleria fowleri is a free- living found in .

During secondary aerobic wastewater treatment, some of the activated sludge goes while the rest goes .