V. Answer any five of the following questions:
1. List out the features of Megalithic Burial types.
2. Write a note on the impact of pastoralism on the prehistoric people in Tamil Nadu.
3. Write a brief note on the various spheres of the earth
4. What is Tsunami?
5.) Define plate tectonics.
6.) Mention the forms of democracy.
7.) Give Abraham Lincoln’s definition for democracy.
8.) Expand the following.
1. PPP 2. HDI 3. NNP 4. PCI
Answers
Answer:
1.The megalithic burial ground are fund with various stone like structure buried inside the ground. The large structure stone is found buried inside the layers of the earth underground buried inside the land of soil. These large structure are ancient monument or ancient antique.
2.The pastoralism had a deep and signifying impact on the people in the current Indian state of Tamil Nadu during the prehistoric times. Explanation: Pastoralism is a form of animal husbandry. ... The grazing of land was accomplished through pastoralism and thus the management of land and livestock went hand in hand.
3.Earth's Spheres. Everything in Earth's system can be placed into one of four major subsystems: land, water, living things, or air. These four subsystems are called "spheres." Specifically, they are the "lithosphere" (land), "hydrosphere" (water), "biosphere" (living things), and "atmosphere" (air).
4.A tsunami is a series of waves in a water body caused by the displacement of a large volume of water, generally in an ocean or a large lake. Earthquakes, volcanic eruptions and other underwater explosions above or below water all have the potential to generate a tsunami.
5.Plate tectonics is a scientific theory describing the large-scale motion of seven large plates and the movements of a larger number of smaller plates of Earth's lithosphere, since tectonic processes began on Earth between 3.3 and 3.5 billion years ago.