Methods of Reducing the Level of Bacterial Contamination in Waterlines

question 16

Multiple Choice

Methods of reducing the level of bacterial contamination in waterlines include:

• A)yearly replacement of all water lines.
• B)back-flushing the lines with a bleach solution.
• C)self-contained water reservoirs.
• D)using waterlines of smaller diameter.

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Definitions:

Resilience

The capacity of a system, community, or individual to recover quickly from difficulties or adapt to change.

Extracellular Matrix

A complex network of proteins and polysaccharides found outside of cells, providing structural and biochemical support to the surrounding cells.

Stretching

The process of gently extending muscles to increase muscle flexibility and joint range of motion.

Adhere

To adhere means to stick fast to a surface or substance, or to follow a set of beliefs or a course of action closely.