According to the Text, the Primary Cause of Cardiovascular Disease

question 114

Multiple Choice

According to the text, the primary cause of cardiovascular disease among smokers is __________.

• A) carbon monoxide
• B) carbon dioxide
• C) tar
• D) nicotine

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Definitions:

Aquatic Biomes

Large regions of water in the environment, such as oceans, rivers, lakes, and wetlands, characterized by distinct ecological communities.

Salinity

The concentration of salts in water or soil, an important factor affecting the distribution of plant and animal life, as well as agricultural productivity.

Distribution

In ecology and biogeography, distribution refers to the way in which living organisms are spread out across geographical areas.

Terrestrial Biomes

Large community of plants and animals that occupy distinct regions of land, characterized by specific climate patterns, plant and animal species.