Question 1

The presence of which of the following in sewage indicates nitrogen content before decomposition of sewage?

Accepted Answer

A) Nitrites 
B) Nitrates 
C) Free ammonia 
D) Albuminoid nitrogen 
A) Nitrites 
B) Nitrates 
C) Free ammonia 
D) Albuminoid nitrogen

Question 2

The type of solids which floats in sewage is __________

Accepted Answer

A) Suspended solids 
B) Settleable solids 
C) Dissolved solids 
D) Total solids 
A) Suspended solids 
B) Settleable solids 
C) Dissolved solids 
D) Total solids

Question 3

The presence of which of the following indicates old pollution?

Accepted Answer

A) Nitrates 
B) Nitrites 
C) H2S 
D) Sulfates 
A) Nitrates 
B) Nitrites 
C) H2S 
D) Sulfates

Question 4

The decomposition of the matter produces into ___________ and in presence of ____________

Accepted Answer

A) Carbondioxide and oxygen 
B) Oxygen and nitrogen 
C) Nitrogen and carbondioxide 
D) Nitrogen and chlorine 
A) Carbondioxide and oxygen 
B) Oxygen and nitrogen 
C) Nitrogen and carbondioxide 
D) Nitrogen and chlorine

The presence of which of the following in sewage indicates nitrogen content before decomposition of sewage?

The type of solids which floats in sewage is __________

The presence of which of the following indicates old pollution?

The decomposition of the matter produces into _ and in presence of __

Water Pollution and Regulations

Pollutants From Wastewater: A Study on River Pollution Control and Wastewater Treatment

Water Treatment and Softening Processes

Water Treatment and Pollution Control

Compounds, Fluoridation, and Oxidation Resistance

Grit Chambers and Activated Sludge Processes

Demineralized Water, Ion-Exchange, and Ozonation Processes

Sewage Sludge and Treatment Processes

Filters

Exam 1: Understanding Water Pollution and Its Effects on Aquatic Life

The presence of which of the following in sewage indicates nitrogen content before decomposition of sewage?

The type of solids which floats in sewage is __________

The presence of which of the following indicates old pollution?

The decomposition of the matter produces into ___________ and in presence of ____________

Water Pollution and Regulations

Pollutants From Wastewater: A Study on River Pollution Control and Wastewater Treatment

Water Treatment and Softening Processes

Water Treatment and Pollution Control

Compounds, Fluoridation, and Oxidation Resistance

Grit Chambers and Activated Sludge Processes

Demineralized Water, Ion-Exchange, and Ozonation Processes

Sewage Sludge and Treatment Processes

Filters

The decomposition of the matter produces into _ and in presence of __