Question
What happened during succession?(a) Extinction of some species(b) Increase in number of some species(c) Change in type of decomposer species(d) All of these
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This can involve the extinction of some species, the increase in number of some species, and the change in type of decomposer species. Show more…
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Which of the following best describes succession? A. The evolution of species through natural selection to becomes different species over time. B. The changes in species composition in a community over time as species colonize and area. C. The reduction of biodiversity of an ecosystem over time. D. All of these are good descriptions of succession.
Ecological succession is $a$. the changes in species over time. $b$. the gradual process by which the species composition of a community changes. $c$. the changes in a forest as the trees grow larger. $d$. the process by which a species becomes abundant. $e .$ the buildup of soil nutrients.
During the history of life on Earth a. there have been major extinction events. b. species diversity has steadily increased. c. species diversity has stayed relatively constant. d. extinction rates have been completely offset by speciation rates.
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