A Small Flock of Birds Becomes Stranded on an Isolated

question 22

Multiple Choice

A small flock of birds becomes stranded on an isolated island during a hurricane.The birds successfully breed and spread across the island.Several decades later,another flock of birds of the same species also becomes stranded on the island.The new arrivals are slightly larger than the rest of the birds,but they freely interbreed with the rest of the birds,and they produce fertile offspring.Which one of the following processes is best illustrated in this example?

• A)Speciation
• B)Genetic drift
• C)Natural selection
• D)Gene flow

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Definitions:

Limited Resources

The finite availability of resources that are used for the production of goods and services.

Wealthy Societies

Societies characterized by a high level of economic prosperity and the widespread availability of goods and services.

Poor Societies

Communities or populations characterized by a low standard of living, limited economic opportunities, and insufficient access to resources.

Unlimited Resources

A hypothetical scenario in which all resources are abundant and easily accessible, eliminating scarcity.