Module 6 Quiz

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Module 6 Quiz

Hawai'i Wai Ola In the Field Training Guide

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1. Which of the following is NOT a step in the post-collection procedures for turbidity meters? *

1 point

Remove the batteries from the turbidity meter and store separately.

Take readings of the 3 gelx verification standards and record the results.

Fill a 1000 ml glass beaker approximately half way with distilled water and soak the three probes together for 30 minutes.

Rinse the sample cell three times with grocery store bought distilled water and then fill it up to the white line.

2. What is the purpose of using black oil cloth to clean the turbidity meter?

1 point

To remove any remaining salts which can affect the accuracy of measurements.

To check for smudges.

To dry the cell.

All of the above.

3. What should you do if the reading is very different from what you expect?
*

1 point

Discard the sample and collect a new one.

Wait a minute and take another reading.

Both A and B

None of the above

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