Nature, in the broadest sense, is the natural, physical, material world or universe. "Nature" can refer to the phenomena of the physical world, and also to life in general. The study of nature is a large, if not the only, part of science. Although humans are part of nature, human activity is often understood as a separate category from other natural phenomena.[1]
Answer:
In both aerobic and anaerobic respiration, food is broken down to release energy. Both take place inside cells. Both produce byproducts.
The aveoli opens and closes to allow the oxygen in but keep out food liquids any thing that's not a gas bacicaly
Answer:
1. If decomposers were removed then most animal carcasses and any other dead organic material would be dormant.
2. If top predators were killed off, that predators preys population would spiral out of contorol and take up many other resources.
3. Everything that feed off of grasses and whatever feed of them and whatever would feed of them would die. So in short words that ecosystem would collapse.