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Multiple Choice
Which of the following adaptations led to an explosion in insect evolution?
A
Ability to photosynthesize
B
Development of wings for flight
C
Production of milk to feed young
D
Formation of a notochord
Verified step by step guidance
1
Understand the context of the question: The problem is asking about adaptations that contributed to the evolutionary success of insects. Insects are a diverse group of arthropods, and their evolutionary history includes key adaptations that allowed them to thrive in various environments.
Analyze the options provided: The ability to photosynthesize is not relevant to insects, as they are heterotrophic organisms that rely on consuming organic matter for energy. Production of milk to feed young is a characteristic of mammals, not insects. Formation of a notochord is a feature of chordates, which are a different phylum entirely.
Focus on the correct adaptation: The development of wings for flight is a significant evolutionary milestone for insects. Flight allowed insects to escape predators, colonize new habitats, and access food sources that were previously unavailable, leading to their diversification and success.
Explain why flight is advantageous: Wings enabled insects to disperse over large areas, avoid ground-based threats, and exploit ecological niches that were inaccessible to non-flying organisms. This adaptation greatly increased their survival and reproductive opportunities.
Conclude the reasoning: The development of wings for flight is the adaptation that led to an explosion in insect evolution, as it provided them with mobility, access to resources, and the ability to occupy diverse ecological roles.