Advertisements
Advertisements
प्रश्न
Write a note on the significance of Palaeontology.
Give any four points of significance of palaeontology.
Advertisements
उत्तर
- It is useful in the reconstruction of the phylogeny.
- It helps in studying various forms and structures of extinct animals.
- It provides a record of missing links between two groups of organisms.
- It helps to reconstruct the palaeoecology and palaeoenvironment of a selected area.
- It helps in the study of the habits of extinct organisms.
- Palaeontology provides evidence in the form of fossils.
- These fossils originate from various earthly strata. These fossils allow us to study the various forms and structures of extinct animals.
संबंधित प्रश्न
Explain with an example for the given, how the following provides evidence in favor of evolution in organisms :
Analogous organs
Human tailbone is a vestigial organ. Explain.
Some dinosaurs had feathers although they could not fly birds have feathers that help them to fly. In the context of evolution, this means that ______
In a class, students were asked to observe the models/slides/pictures of the skeletons of forelimbs and wings of different organisms. After the observations the students made the following groups of homologous structures. Select the correct group :
(A) Wings of a bird and a butterfly
(B) Wings of a pigeon and a bat
(C) Wings of a butterfly and a bat
(D) Forelimbs of a cow, a duck and a lizard
Write the names of those animals in whom some vestigial organs in human body are functioning.
Choose the correct option of the following question:
Wings of Insect and Birds are examples of :
Complete the flowchart.
Biogenetic law states that ______.
Define vestigial organs.
Which is not a vestigial organ in a man?
