Weegy: The scenario that represents change to an ecosystem brought about by biotic factors is: a landslide caused by cattle overgrazing. (More)

Weegy: The correct order of events after a volcano erupts is: pioneer species, soil formation, plant growth. [ ] (More)

Weegy: A healthy, balanced ecosystem has more producers than consumers. User: If predators A and B prey upon the same species and predator A is eliminated, the population of predator B will likely __________. a. be eliminated b. increase c. decrease d. remain the same Weegy: If predators A and B prey upon the same species and predator A is eliminated, the population of predator B will likely be eliminated. User: Explain how the elimination of a predator from an ecosystem might result in starvation amongst its prey species. (More)

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Weegy: The five categories of the adaptations are migration, hibernation, dormancy, camouflage, and estivation. User: What discovery led Darwin to develop his theories on adaptation? a. The Galapagos islands contain a range of habitats. b. The Galapagos islands originate from volcanoes. c. The birds Darwin found in the Galapagos were different types of finches, not separate types of birds. d. Many of the organisms in the Galapagos lived in hostile environments. Weegy: The discovery that led Darwin to develop his theories on adaptation was that the birds Darwin found in the Galapagos were different types of finches, not separate types of birds. User: In what year was On the Origin of Species published? a. 1831 b. 1837 c. 1846 d. 1859 Weegy: 1859 was the year Origin of Species published. User: How does competition for resources lead to adaptations? (More)