Which region would likely have the greatest amount of biodiversity? A.
a mountainous region with two ecosystems, each of which supports a few different species
B.
a cave region with one ecosystem, which supports small populations of many different species
C.
a coastal region with three ecosystems, each of which supports many different species
D.
a grassland region with one ecosystem, which supports very large populations of a few different species

Biomass can be used to generate electricity. biomass relies heavily on agricultural crops. plants release carbon dioxide and water in combustion. plants use photosynthesis to originally generate the energy that is needed. the chemical energy of these plants all started with what energy source?

9. the history of life on earth is recorded in

The graph shows the amount of global warming happening in different ecosystems. which populations of organisms will likely decline the most as a result of climate change, and why? a.coral reefs because of the loss of the symbiotic algae living within their bodies b.penguin populations because the fish they eat will move into warmer waters c.mountain-dwelling birds because rising sea levels will relocate their food sources d.large cats in the rainforest because of decreased habitat loss for their prey