Plumbing System Quiz

Which part of the plumbing system brings water to its points of use?

• Supply

• Fixtures

• Waste

• Vent

Which part of the plumbing system refers to point-of-use receptacles that receive supply water and discharge waterborne wastes?

• Supply

• Fixtures

• Waste

• Storage

Which part of the plumbing system conveys wastes and gases from points of use to outside the building?

• Supply

• Fixtures

• Waste

• Drain valve

What is the essential component of a plumbing system without which the others are unnecessary?

• Supply

• Fixtures

• Waste

• Valves

Which of the following is NOT a basic function of a plumbing system?

• Providing water and drainage for sanitation

• Disposing of precipitation (stormwater)

• Generating electricity for the building

• Providing potable water needs

Which of the following is a surface source of water supply?

• Shallow well

• Artesian spring

• Lake

• Deep well

Which of the following is an underground source of water supply?

• River

• Reservoir

• Shallow well

• Run-off from roofs

What causes water alkalinity?

• Presence of calcium and magnesium salts

• Presence of bicarbonate, carbonate, or hydroxide components

• Low pH value

• Presence of organic matter

What primarily causes water hardness?

• Calcium and magnesium salts

• Sodium bicarbonate

• High alkalinity

• Carbon dioxide

Hardness can be classified into two types. What are they?

• Acidic & Alkaline

• Temporary (carbonate) & Permanent (noncarbonate)

• Surface & Underground

• Natural & Artificial