Microbes Are Involved in Which Step(s) of Wastewater Treatment

question 17

Multiple Choice

Microbes are involved in which step(s) of wastewater treatment?

• A) primary only
• B) secondary and tertiary
• C) secondary only
• D) primary and secondary

---

Definitions:

Wealth Of Nations

A seminal book by Adam Smith, published in 1776, that discusses what builds nations’ wealth, emphasizing the importance of a free market economy.

Virtues

Moral excellence and righteousness; qualities of character that are deemed to be morally good or desirable in a person.

Market System

In this economic order, the strategies for investment, production, and merchandise distribution are dictated by supply and demand trends, with a free-market policy guiding the pricing of all goods and services.

Economic Systems

The means by which countries or communities organize and distribute available resources, goods, and services across the economy.