Volcanic eruptions are caused by all of the following EXCEPT . when two plates collide
when two plates separate
hotspots in the upper mantle
geysers and hot springs

Which ecosystem best fits the characteristics listed below? which ecosystem best fits the characteristics listed below? ii. seasonal migrations of millions of wildebeests, zebras, and elephants iii. large numbers of predators, such as lions iv. acacia trees and grasses a. the congo rainforest b. the african mangroves c. the serengeti grasslands d. the sahel

In a river, which of the following would most likely be carried by suspension? this is called

Put these ecosystems in order of least biodiversity to most biodiversity 1. mediterranean forest 2. indonesian rain forest 3. arctic ocean