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प्रश्न
Write short notes based upon the information known to you.
Darwin’s theory of natural selection
उत्तर
- Darwin is famous for the theory which he published in the book titled 'Origin of Species'.
- Darwin’s theory of natural selection is based on the concept of survival of the fittest.
- Organisms can reproduce prolifically.
- Under limited resources, organisms compete with each other in a life-threatening manner for their survival.
- According to this theory, only those organisms survive which show modifications for winning the competition. The selected organisms then give rise to new species with their specific set of characters.
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संबंधित प्रश्न
Explain the interpretation of Charles Darwin when he observed a variety of smallblack birds on Galapagos Islands.
Give the principles of Darwin's theory of natural selection.
Objection to Darwin's theory of natural selection.
How do the observations made during moth collection in pre- and post- industrialized era in England support evolution by Natural Selection?
Explain the phenomenon that is well represented by Darwin's finches other than natural selection.
Name and define the three types of natural selection.
All organisms produce more young ones. Comment
The largest unit in which gene flow is possible is :
(1) Organism
(2) Population
(3) Species
(4) Genes
The theory of Natural Selection was proposed by
Briefly discuss the Theory of Natural Selection as given by Darwin.
Industrial melanism provides a good example of natural selection. Discuss.
State Darwin’s theory of evolution.
In which book Darwin had published his theory of Natural selection?
What are objections raised against Darwin's theory?
Natural selection is a driving force for evolution-How?
Which concept was not included in Charles Darwin’s theory of Natural Selection?
Wild cabbage has evolved into new varieties like cabbage, broccoli, and cauliflower by ______
What is the ancient name for all human beings?
Select the correct statement.
Which one of the following statement is correct?
The ship on which Darwin was appointed as Naturalist was:
Origin of species was written by:
Theory of natural selection dwells on:
What are the key concepts in the evolution theory of Darwin?
Who proposed the theory of survival of the fittest?
Mention Darwin's observations made on finches during his visit of Galapagos Islands. Write the explanation given by Darwin on his observations.
Write drawbacks of Darwin's theory
Distinguish between directional, stabilizing and disruptive selection.
Industrial melanism was observed in ______.
The selective agent that was responsible for causing the change in peppered moth was ______.
The famous book "The Origin of Species" was written by ______.
Mention four main postulates of Darwin's theory.
Differentiate between Lamarck's Theory and Darwin's Theory.
Define the following term:
Natural selection
