<em>Yeah </em><em>buddy</em><em>, </em><em>me </em><em>too</em><em>,</em><em> </em><em>from </em><em>India </em><em> </em>
<span>An indicator species is an organism whose presence, absence or abundance reflects a specific environmental condition. Indicator species can signal a change in the biological condition of a particular ecosystem, and thus may be used as a proxy to diagnose the health of an ecosystem. For example, plants or lichens sensitive to heavy metals or acids in precipitation may be indicators of air pollution. Indicator species can also reflect a unique set of environmental qualities or characteristics found in a specific place, such as a unique microclimate. </span>
<span>Guyots are seamounts that have built above sea level. Erosion by waves destroyed the top of the seamount resulting in a flattened shape. Due to the movement of the ocean floor away from oceanic ridges, the sea floor gradually sinks and the flattened guyots are submerged to become undersea flat-topped peaks.</span>
Answer:
THe correct answer is:
The water cycle.
The repeated movement of water between earth's surface and the atmosphere is called the water cycle.
Explanation:
The water cycle is the natural movement process of water through the evaporation, condensation, transpiration and precipitation processes that transport the water from one place to another by changing its states from liquid as rivers and oceans, to gas as clouds and steam, and solid as ice and snow.
Answer:
The Printing Press
Explanation:
In the 15th century, an invention called the printing press enabled people to share knowledge more quickly and widely. Civilization never looked back. Knowledge is power, as the saying goes, and the invention of the mechanical movable type printing press helped disseminate knowledge wider and faster than ever before.
