Theories of Evolution

IMPORTANT

Theories of Evolution: Overview

This topic covers concepts such as Criticism of Lamarckism, Hugo De Vries' Mutation Theory, Features of the Mutation Theory, Criticism of Mutation Theory, Darwin's Theory of Evolution, Overproduction in Darwinism, Struggle for Existence, etc.

Important Questions on Theories of Evolution

EASY
IMPORTANT

Explain Darwin's theory of Natural Selection with industrial melanism as an experimental proof.

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According to mutation theory, species formation is called saltation.

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Fill in the blank with the correct answer from the bracket.

Oenothera lamarckiana of de Vries experiment was not a normal plant that shows _____ aberrations. (anatomical, morphological, chromosome)

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Which of the plant species is used for the study of mutation theory by de Vries?

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Mutation theory explains the development of the mutualistic relationship between flowers and their pollinators.

HARD
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Write an account of the criticism of mutation theory.

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The theory of evolution proposed by Hugo de Vries is called

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According to mutation theory, evolution is continuous and a slow process.

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Define mutation theory.

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Formation of Darwin's finches is the example of 

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Fill in the blank with the correct answer from the bracket.

The formation of one or more new species from an existing species is called _____. (evolution, speciation, genetic drift)

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Write a note on the origin of the species.

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According to Neo-Lamarckism, only those variations are passed on to the next generation that influences only on somatic cells.

EASY
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Fill in the blank with the correct answer from the bracket.

According to Neo-Lamarckism, the modifications that are transferred to the next generation that influence _____ cells. (nerve, heart, germ)

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Which of the following factors influences the changes in the heredity of organisms, according to Neo-Lamarckism?

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Neo-Lamarckism give importance to internal vital force, appetency and use and disuse of organs. 

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Write a note on Neo-Lamarckism.

HARD
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Which of the following is not an evidence for Lamarckism?

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Give two examples to support Lamarck.

HARD
IMPORTANT

Mention the names of different theories of organic evolution.