MEDIUM
Earn 100

The theory of evolution proposed by Hugo de Vries is called

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Important Questions on Organic Evolution

MEDIUM
According to Hugo de Vries, the mechanism of evolution is
EASY
Based on the given model, make a suitable pair from the following box :
Model Charles Darwin - The theory of natural selection.
(Hugo deVries, Lamarck,
(Chemical evolution theory, Panspermia,)
(Mutation theory, Robert Malthus)
EASY
Explain Darwin's theory of Natural Selection with industrial melanism as an experimental proof.
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Explain Darwin's theory of Natural Selection with industrial melanism as an experimental proof.
HARD
The book “Process of organic evolution” was written by:
EASY

Identify the word pair relation and fill the blanks,

Oparin : Theory of chemical evolution : : Hugo de Vries: _____ 

EASY
Who among the following scientists proposed the theory of natural selection independently of Charles Darwin ?
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Who proposed the theory of Natural Selection? Mention the two principles of this theory. 
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From every part of the body, minute replicate structure originates. This concept is
MEDIUM
Give the salient features of the theory of Natural Selection proposed by Charles Darwin.
HARD
The theory of inheritance of acquired characters was proposed by:
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Variations caused by mutation, as proposed by Hugo de Vries, are:
EASY
Select the correct statement from the given options
MEDIUM
DDT was known to be a highly effective insecticide in the past. Why did it not wipe out all the mosquito population?
EASY
The idea of natural selection as the fundamental process of evolutionary changes was reached
HARD
How did natural selection play a role with light and dark coloured moth in England?
MEDIUM

Charles Darwin during his famous sea voyage around the world in a ship (HMS Beagle), concluded that there has been a gradual evolution of life. Answer the following question:

What is his theory known as? Explain the salient features of his theory.

EASY
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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Some bacteria are able to grow in the streptomycin-containing medium due to