Match the ecosystem to its description or example.
1. desert
ecosystem with the harshest climate
2. forest
receives less than ten inches of rain annually
3. grassland
estuaries, coral reefs
4. tundra
world's largest ecosystem
5. freshwater
wetlands, rivers, lakes
6. marine
much of this ecosystem converted to farms

true. earthquakes are felt whenever there is a slip around a fault in the rocks below the earth. this reorientation of faults create sesmic waves and is known as earthquake, the severity of which is measured in richter scale. these are more prominent in hilly regions as the rocks usually form faults to balance the pressures on it.