Human Activity Can Affect Metapopulations

question 69

Multiple Choice

Human activity can affect metapopulations. In the basic model of metapopulation dynamics, if humans improve the quality (and thus carrying capacity) of subpopulations, the probability of _____ and the proportion of occupied patches _____.

• A) extinction increases; decreases
• B) extinction decreases; increases
• C) colonization increases; increases
• D) colonization decreases; decreases

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Definitions:

Swapping

The process of exchanging data between different storage areas in computing, such as between RAM and disk space, to efficiently manage memory.

Thrashing

A condition in computer operating systems where rapid increase in the usage of resources causes a significant decrease in performance, typically due to excessive paging or swapping.

Paging

A memory management scheme that eliminates the need for contiguous allocation of physical memory, thus minimizing issues of large chunks of memory becoming unavailable.

Kernel

The core part of an operating system, managing the system's resources and the communication between hardware and software components.