What Is Thought to Be the Correct Sequence of the Following

question 61

Multiple Choice

What is thought to be the correct sequence of the following events during the Carboniferous period?
1) vascular plants become more prevalent
2) megaphylls with large surface areas become more prevalent
3) atmospheric CO₂ levels decline by a factor of five
4) global cooling occurs, leading to widespread glaciations

• A) 1, 2 ,3, 4
• B) 2, 1, 3, 4
• C) 2, 1, 4, 3
• D) 1, 2, 4, 3
• E) 3, 4, 1, 2

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Definitions:

Hydrothermal Vent

Place where hot, mineral-rich water streams out from an underwater opening in Earth’s crust.

Ecosystem Energy

Refers to the flow and conversion of energy through an ecosystem, from primary production by photosynthesizers to various trophic levels.

Sun

The star at the center of our solar system, around which Earth and other planets orbit, providing light and heat.

El Niño

A climate phenomenon characterized by the warming of the central and east-central Pacific Ocean, affecting global weather patterns.