The natural cause of acid rain is the <span>chemical reaction that begins when compounds like sulfur dioxide and nitrogen oxides are released into the air.</span>
In the human respiratory system, gas exchange occurs across the cells of the alveoli. Alveoli or an alveolus is the deepest part of the human respiratory system. This part of the respiratory system is a place where gas exchange between oxygen and carbon dioxide occurs from inhaled air to the blood cells<span>.</span>
Answer:
Edaphon, Leaf litter and earthworm
Explanation:
- Edaphon is the general term used to reffer to the animals and plants present in the soil.
- On the other hand, there is not only one name for the fallen leaves on the forest floor. It could be either plant litter, leaf litter or even tree littler. Although the name suggests it is only leaves, this <u>plant litter</u> could include leaves, barks and twigs that can fall off a tree.
- The edaphon its made up of thousands of organisms including a huge number of bacteria, fungi, and arthropods. A good example of organisms living in the soil is an earthworm. Earthworms crawl through the soil feeding from it, digesting part of the organic material and fertilizing it with their excrement.