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प्रश्न
Give the importance of fossil in support of organic evolution
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उत्तर
a. Fossils are defined as the dead remains of plants and animals that lived in the past in various geological layers.
b. Unlike the evidences from other branches of biology, evidence from fossils are sound, direct and reliable.
c. Fossils are described as the true witnesses or documents of evolution.
d. The development in the field of Geology reveals that the primitive forms of organisms occupy the lower layers and the advanced forms occupy the upper layers of the earth during fossilization.
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संबंधित प्रश्न
“Two areas of study namely 'evolution' and 'classification' are interlinked'. Justify this statement.
Explain with an example for the given, how the following provides evidence in favor of evolution in organisms :
Analogous organs
The presence of which of the following types of organs in two animals indicates that they are not derived from a common ancestor?
(a) homologous organs
(b) excretory organs
(c) analogous organs
(d) reproductive organs
Explain with suitable examples importance of anatomical evidence in evolution.
Explain any three molecular (genetic) evidences in favour of organic evolution.
Select the correct statement.
The fossil remains of Archaeopteryx is a connecting link between ______
Evolution has exhibited a greater stability of molecular structure when compared with morphological structures. Comment on the statement and justify your opinion.
Explain natural selection with the example of industrial melanism.
Write names of some vestigial organs in the human body.
