Answer:
Water that falls to Earth from the atmosphere.
Explanation:
Precipitation is any form of liquid or solid water particles that fall from the atmosphere and reach the surface of the earth.
Answer: Cellular respiration is a set of metabolic reactions and processes that take place in the cells of organisms to convert chemical energy from oxygen molecules or nutrients into adenosine triphosphate, and then release waste products.
Explanation:
Biotic and abiotic because it’s like living and non living
Lightweight beaks, heavy teeth, stability in flight