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प्रश्न
Which organism is considered to be the fossil bird?
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उत्तर
Fossil bird Archaeopteryx.
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संबंधित प्रश्न
What are fossils ?
How fossils formed ?
Describe in brief two methods of determining the age of fossils.
Explain the importance of fossils in deciding evolutionary relationships.
How does Embryology study lead us to understand evolution?
Some of the important fossils which have been studied are those of organisms X, Y and Z. X were marine arthropods which were common between 400 to 600 million years ago. Y were the invertebrate animals (molluscs) with a flat, coiled, spiral shell which lived in the sea about 180 million years ago. Z are the extinct carnivorous or herbivorous reptiles which appeared on the earth about 250 million years ago and became extinct about 65 million years ago. What are X, Y and Z?
What are fossils? How are fossils formed and how is their age determined? State the importance of fossils in the study of evolution.
Paleontologists deal with ______.
The best way of direct dating fossils of recent origin is by ______.
