TEXAS TCEQ INSTALLER II PRACTICE EXAM
Questions and Answers
1. Pathogens: Disease causing microorganisms that are passed into water through feces.
2. Microorganism: Any living thing too small to see with a naked eye.
3. Viruses: Are from 10 too 100 times smaller than bacteria, can only function and reproduce in
living cells.
4. Bacteria: Single celled organisms.
5. Bacteria,Microorganism, and Viruses: are all different types of pathogens.
6. The weight of wastewater.: 8.34 pounds per gallon.
7. Three Main Areas of Wastewater.: Physical, Chemical, Bacteriological.
8. TSS: Total Suspended Solids
9. TDS: Total dissolved solids
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, 10. TSS and TDS added together equal.: Total Solids.
11. Formula:: TSS+TDS=TR
12. Organic Material: Carbohydrates, proteins, fats.
13. Carbs: Stabilizes first
14. Proteins: Are more difficult to stabilize.
15. Fats: Are the most difficult to stabilize.
16. Area: Length x Width
17. Area Formula: A=πr²
18. Volume: Length x Width x Height
19. Volume Formula: V=πr² x H(height)
20. Capacity: Length x Width x Height x 7.48
21. Capacity Formula: C=πr²xHx7.48
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Questions and Answers
1. Pathogens: Disease causing microorganisms that are passed into water through feces.
2. Microorganism: Any living thing too small to see with a naked eye.
3. Viruses: Are from 10 too 100 times smaller than bacteria, can only function and reproduce in
living cells.
4. Bacteria: Single celled organisms.
5. Bacteria,Microorganism, and Viruses: are all different types of pathogens.
6. The weight of wastewater.: 8.34 pounds per gallon.
7. Three Main Areas of Wastewater.: Physical, Chemical, Bacteriological.
8. TSS: Total Suspended Solids
9. TDS: Total dissolved solids
1/
12
, 10. TSS and TDS added together equal.: Total Solids.
11. Formula:: TSS+TDS=TR
12. Organic Material: Carbohydrates, proteins, fats.
13. Carbs: Stabilizes first
14. Proteins: Are more difficult to stabilize.
15. Fats: Are the most difficult to stabilize.
16. Area: Length x Width
17. Area Formula: A=πr²
18. Volume: Length x Width x Height
19. Volume Formula: V=πr² x H(height)
20. Capacity: Length x Width x Height x 7.48
21. Capacity Formula: C=πr²xHx7.48
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