Photosynthesis and Cellular Respiration Thinking Questions
1. When the asteroid that wiped out the dinosaurs hit the Earth, it sprayed dust and Geors into the
air, blocking the Sun for many, many years. Most dinosaurs weren't killed by the impact but des
Iater as a result of the Earth not reventing enough sunlight
Using your knowledge of photosynthesis and cellular respiration, erplain why the dinosaurs clied out
even though many weren't directly affected by the impact

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