Advertisements
Advertisements
प्रश्न
What role does an individual organism play as per Darwin's theory of natural selection?
उत्तर
Individual organisms pass on the useful variations, changes or mutations that are selected by the nature from one generation to the next, and thus help in the evolution.
APPEARS IN
संबंधित प्रश्न
Mention the evolutionary significance of the Lobefins
Mention the evolutionary significance of the Homo habilis
Explain divergent evolution with two examples.
Correct order is:
Which period is dubbed as the age of prokaryotic microbes?
The animals of cold countries have relatively short and poorly developed ears, eyes, hairs and other presotypes:
Darwin's theory of evolution cannot explain ______.
Darwin judged the fitness of an individual by ______
The scientists believe that evolution is gradual. But extinction, part of evolutionary story, are 'sudden' and 'abrupt' and also group-specific. Comment whether a natural disaster can be the cause for extinction of species.
When we say "survival of the fittest", does it mean that
- Those which are fit only survive, or
- Those that survive are called fit
Comment.