Fire naturally occurs in a grassland ecosystem and it helps the environment stay healthy and strong. I promotes richer soil as well as gets rid of excess leaves scattered around. After a fire, grassland ecosystems can grow again and be better than they were before.
Answer:
Greenhouse gases are good because they keep the Earth warm. They trap the heat energy that is radiated from the Earth in the atmosphere. Without greenhouse gases, the Earth would have an average yearly temperature of 0 degrees Celsius.
Answer: Humans have a mutualistic relationship with microorganisms, primarily bacteria, in their digestive tract. Bacteria aid in digestion and regulate the intestinal environment, and in return, they feed off of the food humans eat.
Explanation:Humans have a mutualistic relationship with microorganisms, primarily bacteria, in their digestive tract. Bacteria aid in digestion and regulate the intestinal environment, and in return, they feed off of the food humans eat.
I wanna throw my garbage too
Answer:
The earth is made up of three different layers: the crust, the mantle and the core. This is the outside layer of the earth and is made of solid rock, mostly basalt and granite. Continental crust is less dense, thicker, and mainly composed of granite.
Explanation:
