How do darwins finches illustrate adaptive radiation

A, B, and C. Which of the following is NOT an example of an adaptive radiation? Beak diversity in finches in Galapagos Islands. Beak diversity in honeycreepers in Hawaii. Diversity of wings of birds, insects, and bats. Marsupials that have adapted and occupied different ecological niches in Australia. Which of these led to the variation of Darwin's finches? Mechanisms of natural selection. Changes in the gene pool. Both A and B. None of the above. Which of these is true about adaptive radiation?

It prevents speciation. It decreases biodiversity. It suppresses adaptation. It leads to species diversification. Previously, the finches were inhabiting the South American mainland.

However, they somehow managed to occupy the Galapagos islands. What drove them to migrate to the islands that are over miles away from the mainland? Higher competition on the islands. New ecological niche in the mainland. Decreasing food resources on the islands. Growing competition in the mainland. Send Your Results Optional. Your Name. To Email. Why use Doubtnut? Instant Video Solutions. Request OTP. Question :. Answer :.

How do Darwins finches illustrate adaptive radiation? How do darwin' s finches illustrate adaptive radiation? How do Darwin' s finches illustrate adaptive radiation? What do you understand by adaptive radiation? Explain adaptive radiation in Darwin Finch and Austral JEE Main may commence the registration in the first week of Dec tentatively.

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