Mass Extinctions

question 9

Multiple Choice

Mass extinctions

• A)have occurred at least 5 times in the Earth's history.
• B)may have been due to climatic changes after meteorite collisions.
• C)may have been due to changing environments caused by continental drift.
• D)All of the choices are correct.

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Definitions:

Sentinel-controlled

A sentinel-controlled loop uses a special value, known as a sentinel, to control when the loop terminates, often used in processing sequences.

Fibonacci Number

A number in the sequence where each number is the sum of the two preceding ones, starting from 0 and 1.

Sequence

An ordered list of elements where each element is identified by its position in the list.