What is the role of a pioneer species in primary succession?
Which disturbance would result in primary succession?
How does a whale fall community affect ocean sediment?
Which factor can cause secondary succession?
On May 18, 1980, Mount St. Helens in Washington State experienced a huge volcanic eruption after a magnitude 5 point 1 earthquake. During the eruption, hot ash and pumice poured down the west, south, and east sides of the mountain, melting the snow and ice at the top of the volcano and producing volcanic mudflows. Which type of process first occurred in the ecosystem around Mount St. Helens after it erupted?
The number of rhinoceroses has decreased to near extinction. How are rhinoceroses classified under the Endangered Species Act?
Why are lichens a good pioneer species after a volcanic eruption?
Which statement best describes ecological succession?
What is most likely to result immediately after a rainforest in Brazil is clear-cut?
Which factors involving the activities of people are a threat to biodiversity?
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