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Earn 100

Which is the best definition of evolution?

Important Questions on Evolution and Biodiversity

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Biology>Genetics and Evolution>Evolution and Biodiversity>Evidence for Evolution
Following diagram provides an example of
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Biology>Genetics and Evolution>Evolution and Biodiversity>Evidence for Evolution
Some dinosaurs had feathers although they could not fly, but birds have feathers that help them to fly. In the context of evolution, this means that
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Biology>Genetics and Evolution>Evolution and Biodiversity>Evidence for Evolution
Which of the following may be a step of organic evolution?
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Biology>Genetics and Evolution>Evolution and Biodiversity>Evidence for Evolution
The placental mammals in Australia evolved into several varieties each of which appears to be “similar” to a corresponding marsupial because of
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Biology>Genetics and Evolution>Evolution and Biodiversity>Evidence for Evolution
The formation of two species from one ancestral species is known as
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Biology>Genetics and Evolution>Evolution and Biodiversity>Evidence for Evolution
The organs which perform similar functions but have different basic structure are called
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Biology>Genetics and Evolution>Evolution and Biodiversity>Evidence for Evolution
Refer to the given figure. What does it represent?
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Biology>Genetics and Evolution>Evolution and Biodiversity>Evidence for Evolution
Which of the following organs are homologous?
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Biology>Genetics and Evolution>Evolution and Biodiversity>Evidence for Evolution
The wings of a housefly and the wings of a sparrow are an example of 
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Biology>Genetics and Evolution>Evolution and Biodiversity>Evidence for Evolution
The fossil Trilobite was originally
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Biology>Genetics and Evolution>Evolution and Biodiversity>Evidence for Evolution
Which of the following is not an example of anthropogenic action?
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Biology>Genetics and Evolution>Evolution and Biodiversity>Evidence for Evolution
The evolution of different species in a given area starting from a point and spreading to other geographical areas is known as:
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Biology>Genetics and Evolution>Evolution and Biodiversity>Evidence for Evolution
Wing of an insect and forelimb of a bird are
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Biology>Genetics and Evolution>Evolution and Biodiversity>Evidence for Evolution
The Tasmanian wolf is an Australian marsupial and appears like placental wolf. This is because
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Biology>Genetics and Evolution>Evolution and Biodiversity>Evidence for Evolution
Similarity in organisms with different genotypes indicates which type of evolution? 
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Biology>Genetics and Evolution>Evolution and Biodiversity>Evidence for Evolution
The presence of which of the following types of organs in two animals indicates that they are not derived from a common ancestor?
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Biology>Genetics and Evolution>Evolution and Biodiversity>Evidence for Evolution
Modifications of the basic pentadactyl limb plan in vertebrates to meet their needs are known as _____.
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Biology>Genetics and Evolution>Evolution and Biodiversity>Evidence for Evolution
Analogous organs arise due to
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Biology>Genetics and Evolution>Evolution and Biodiversity>Evidence for Evolution
One pair of organs in the following animals are not homologous. This is
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Biology>Genetics and Evolution>Evolution and Biodiversity>Evidence for Evolution
The best example of adaptive radiation is/are