What Is One Possible Outcome of Increased Levels of Carbon

question 67

Multiple Choice

What is one possible outcome of increased levels of carbon dioxide in the troposphere? 

• A) The rate of photosynthesis may decrease because there are no other limiting factors. 
• B) More northern species may start to migrate southward. 
• C) Species diversity in tropical rain forests, such as the Amazon, may be altered. 
• D) The number of plant-eating insects in rain forests may decrease.

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Definitions:

Antecubital Space

The inner side or bend of the elbow; the site at which the brachial artery is felt or heard when a pulse or blood pressure is taken.

Rapid Breathing

Breathing at an abnormally fast rate, which can be a symptom of various medical conditions or distress.

Degrees Celsius

A scale and unit of measurement for temperature where water freezes at 0 degrees and boils at 100 degrees under standard conditions.

Fahrenheit

One of two common scales used for measuring temperature; measured in degrees Fahrenheit, or °F.