Multiple Choice
Which of the following best defines evolution in a biological context?
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1. Introduction to Biology
Natural Selection and Evolution
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What is the primary advantage of having different shaped beaks among bird species?
A
It allows birds to exploit different food sources in their environment.
B
It makes birds more attractive to potential mates.
C
It helps birds fly faster.
D
It reduces the risk of predation by camouflaging the beak.
Verified step by step guidance1
Understand the concept of adaptation: Different shaped beaks in bird species are an example of an adaptation, which is a trait that enhances an organism's ability to survive and reproduce in its environment.
Recognize the role of beak shape in feeding: Beak shapes are often specialized to help birds access specific types of food, such as seeds, insects, nectar, or fish, depending on their ecological niche.
Eliminate incorrect options: Evaluate the provided choices. For example, beak shape does not directly influence a bird's attractiveness to mates, its flight speed, or its ability to camouflage.
Connect beak shape to resource exploitation: The primary advantage of different shaped beaks is that it allows bird species to exploit different food sources, reducing competition and increasing survival chances.
Conclude with the correct answer: Based on the reasoning above, the correct answer is that different shaped beaks allow birds to exploit different food sources in their environment.
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