To Prevent the Overgrowth of Cyanobacteria and Algae in Water

question 39

Multiple Choice

To prevent the overgrowth of cyanobacteria and algae in water reservoirs, the water is often treated with

• A)iodine.
• B)copper sulfate.
• C)propionic acid.
• D)lactic acid.
• E)antibiotics.

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Definitions:

Income

The money received, typically on a regular basis, for work or through investments, crucial for determining spending, saving, and investment behaviors.

Bananas

A common type of fruit that is elongated and curved, with soft flesh rich in starch covered by a rind, which may be green, yellow, or brown when ripe.

Utility Function

A mathematical representation of how a collection of goods and services maps onto a level of utility or satisfaction for an individual or household.

Marginal Rate of Substitution

The rate at which a consumer is willing to give up one good in exchange for another good while keeping their level of satisfaction unchanged.