Pollution Is Best Described as

question 26

Multiple Choice

Pollution is best described as

• A) adding substances or energy that harm the environment.
• B) changing the population growth of species.
• C) the decrease in the quality of the environment as a result of natural events.
• D) substances or materials that are toxic to humans decreasing the quality of the human environment.
• E) can be broken down by bacteria.

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Definitions:

Meteorite Impact

The collision of a meteorite with the Earth, creating craters and sometimes affecting climate and biological evolution.

Sea Bottom

The lowest part of a sea or ocean, consisting of sediment and the underlying bedrock.

Time Period

A length of time during which a sequence of events occurs, often used to identify historical or geological eras.

First Organisms

The first organisms refer to the earliest forms of life on Earth, which are believed to be simple, single-celled organisms that appeared billions of years ago.