What would happen to ecosystems without producers in the food chain A. Without producers, there would be no food for consumers and decomposers. The food chain would collapse. B. Without producers, the food chain would only include plants such as trees and shrubs. The food chain would not contain consumers or decomposers. C. Without producers, only aquatic ecosystems and their food chains would exist. D. Without producers, only consumers and decomposers of ecosystems would survive in the food chain.

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