Advertisements
Advertisements
प्रश्न
What are fossils?
Advertisements
उत्तर
- Fossils are the preserved remains or traces of plants, animals and other organisms from the remote past.
- They are collected from different levels or depths of the soil structure.
- The study of fossils enables us to understand the structure, age, evolutionary process and significance of different organisms.
- Hence, fossils serve as good paleontological evidences.
APPEARS IN
संबंधित प्रश्न
What are fossils ?
State any one role of fossils in the study of the process of evolution.
Explain the importance of fossils in deciding evolutionary relationships.
What is embryology?
How does Embryology study lead us to understand evolution?
Name two organisms which are now extinct and studied from their fossils.
What are fossils? Giving one example, explain how fossils provide evidence for evolution.
If the fossil of an organism is found in the deeper layers of earth, then we can predict that ______
The fossil trilobite was originally :
(a) an arthropod
(b) an invertebrate
(c) a reptile
(d) an ave
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?
List three factors that provide evidences in favour of evolution in organisms and state the role of each in brief.
State fossils importance in the study of evolution with the help of a suitable example.
Paleontologists deal with ______.
Which organism is considered to be the fossil bird?
What is the study of fossils called?
Why is Archaeopteryx considered to be a connecting link?
Higher Order Thinking Skill (HOT)
Imprints of fossils tell us about evolutionHow?
