What happens when the atmosphere interacts with the biosphere? O Winds are produced.
O Groundwater supplies are replenished.
O Carbon dioxide is cycled during plant respiration.
O Volcano eruptions influence the cycling of nitrogen.

This is a coral reef ecosystem. many biotic and abiotic factors affect the health of this ecosystem. which set correctly pairs a biotic factor and an abiotic factor?

In which layer do organisms on earth love?

Which statement describes characteristics of planarians? a they live in oceans, are parasites, and reproduce only sexually. b they live in fresh water, are parasites, and reproduce only asexually. c they live in oceans, are free living, and reproduce sexually and asexually. d they live in fresh water, are free living, and reproduce sexually and asexually.