Which Type of Process Is Secondary Sewage Treatment

question 84

Multiple Choice

Which type of process is secondary sewage treatment? 

• A) It is the process of educating the public to prevent water pollution. 
• B) It is a physical process. 
• C) It is a series of specialized chemical and physical processes. 
• D) It is a biological process.

---

Definitions:

Right Angles

A measure of angle which is exactly 90 degrees, indicating a perpendicular relationship between two lines or planes.

Perfect Complements

Two goods with right-angle indifference curves.

Indifference Curves

Indifference curves are graphical representations in microeconomics that indicate different combinations of two goods between which a consumer is indifferent, reflecting their preferences and utility.

Right Angles

An angle measuring exactly 90 degrees.