Why Was the near Extinction of All Ocean Plankton in the Permian

question 3

Multiple Choice

Why was the near extinction of all ocean plankton in the Permian mass extinction so devastating to marine species?

• A) Plankton are the base of aquatic food chains.
• B) Plankton provide oxygen for other aquatic species.
• C) Without plankton sequestering carbon, an enhanced period of global warming caused ocean temperatures to increase.
• D) The dead plankton smothered coral reefs, killing them, which was a critical loss of nursery habitat for most marine species.

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Definitions:

Input Module

A component in control and automation systems designed to read and process input signals from various sensors or devices.

Master Control Relay

A relay used within a control system to switch the operational mode of the system, often used to start or stop processes.

Main Program

The primary and central part of a software application or system that coordinates all operations and processes.

Subroutine Completion

The point at which a subroutine (a sequence of program instructions) has finished executing all its tasks.