What Role Do Microbes Play in the Increase of Atmospheric

question 26

Multiple Choice

What role do microbes play in the increase of atmospheric carbon dioxide seen in this graph?

• A) Microbial populations have been increasing since 1800,and this increase has led to increases in carbon dioxide levels.
• B) Microbes convert other elements in carbon dioxide and have caused increases in carbon dioxide levels.
• C) Microbial populations have been decreasing since 1800,and this decrease has led to increases in carbon dioxide levels.
• D) Microbes fix carbon dioxide and help limit increases of carbon dioxide in the atmosphere.

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Definitions:

Ellipsoidal Joint

A type of synovial joint, such as the wrist joint, that allows movement in two planes but prevents rotation.

Ligamentum Teres

A ligament associated with the femoral head in the hip joint, contributing to the joint's stability.

Glenoid Labrum

A fibrocartilaginous rim attached to the margin of the glenoid cavity in the shoulder, contributing to joint stability.

Acetabular Labrum

A ring of cartilage that surrounds the acetabulum (hip socket) enhancing its depth and stability, and cushioning the hip joint.