Question

Describe any three ways in which individual with a particular trait may increase in population.(All India - 2011)

Answer 1

Answer:

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Answer 2

The Three ways in which individual with a particular trait may increase in population:

• Geographical isolation: It is mainly because of many types of mechanical barrier like mountain ranges, rivers, sea etc.., It also leads reproductive isolation and results increase in a particular trait.
• Natural Selection: If it is a useful trait then it may be selected by nature and it leads to increase in population.
• Genetic changes: This drift may also leads to accumulation of different changes and each reproductive isolation.