NCERT Solution | Heredity and Evolution | Class X

1.How evolution is essential for speciation? Ans.: Evolution is a gradual process of accumulation of variations that provide survival advantage.…

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Tracing evolutionary relationship Class X

Evidences from Comparative Morphology and Anatomy (i) Analogous organs: The organs that have a totally different anatomy and differ in…

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Darwin’s Theory of Evolution by Natural Selection | Class X

It is known as “Theory of natural selection” or Darwinism. Darwin’s theory of evolution can be summarized as follows: (a)…

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