What Is by Far the Leading Cause of Water Pollution

question 11

Multiple Choice

What is by far the leading cause of water pollution?

• A) mining
• B) factories
• C) sewage treatment plants
• D) agriculture activities
• E) ocean-going shipping

Understand and utilize the concept of zero exponent and the simplification of expressions accordingly.

Understand the tax advantages of different forms of business and investment income.

Identify the factors influencing the financing decisions of firms, including the downsides of debt financing.

Calculate taxable income for both corporations and individuals.

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Definitions:

Nephridiopores

External openings of the nephridia, which are excretory organs in many invertebrates, allowing waste to exit the body.

Nephridia

Excretory organs in many invertebrates, including annelids and mollusks, that filter fluid directly from the body cavity.

Mollusks

A diverse group of invertebrate animals with a soft body, many of which have a hard shell, including snails, clams, and squid.

Protonephridia

A type of excretory and osmoregulatory system found in some invertebrates, consisting of a network of tubules ending in flame cells.