Examine how nearly all energy for life comes directly or indirectly from the sun, given that heterotrophs get their energy from the food they eat

Which kind of aquatic ecosystem does the photograph most likely show? a. marsh b. swamp c. lake d. river

The health, management and conservation of biodiversity, is a challenge facing ecosystems worldwide. the major factors that affect the health and function of the great barrier reef are climate change and pollution. which question investigates the effects of a biotic factor on the reef ecosystem?

Greenthe fossil record is the history of life recorded byhuman observationgod. climatologists. remains of the past.