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What Life Form First Appeared on Earth at the 0

question 69

Multiple Choice

  What life form first appeared on Earth at the 0 mark in the timeline above? A)  dinosaurs B)  microbial C)  mammals D)  humans
What life form first appeared on Earth at the 0 mark in the timeline above?


Definitions:

Red Sea

A narrow sea between the northeastern African continent and the Arabian Peninsula, known for its extensive coral reefs and intense blue waters.

Thrust Sheets

Large scales of rock that have been moved over one another by compressive forces during tectonic movements, often resulting in folded and faulted landforms.

Zagros Mountains

A mountain range in Iran, characterized by its rich history of geological activity including orogeny and seismic activity.

Persian Gulf

A shallow arm of the Arabian Sea between Iran and the Arabian peninsula, known for its extensive oil reserves.

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