Carbon Dioxide Levels Are Increasing Because

question 41

Multiple Choice

Carbon dioxide levels are increasing because

• A)human agriculture has greatly increased the amount of carbon dioxide given off by plants during respiration.
• B)humans have begun releasing carbon that was formerly sequestered in fossil fuels into the atmosphere.
• C)holes in the ozone layer have reduced the total amount of photosynthesis occurring in the biosphere.
• D)the huge growth in the human population and domestic livestock has increased the amount of carbon dioxide being released through respiration.

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Definitions:

Visually Impaired

A condition characterized by a significant loss of vision that cannot be fully corrected with glasses, contacts, or surgery.

Sensation

The ability to perceive through senses such as touch, sight, taste, smell, and hearing.

Reception

The act or process of receiving or being received, such as in the context of guests arriving at an event or patients arriving at a healthcare facility.

Perception

Peoples' mental image or concept of elements in their environment, including information gained through the senses.