Answer:
Nonliving things in an ecosystem are sunlight, temperature, water, air, wind, rocks, and soil. Living things grow, change, produce waste, reproduce, and die.
A rare prehistoric fish called the Mangar is only now found in Cuba.
Cuba has the highest doctor patient ratio in the world. So many doctors in Cuba are sent abroad to countries with medical needs.
Cuba has a 99.8% literacy rate, one of the highest in the world.<span />
<span>Adolescent egocentrism begins at puberty and may increase again at the start of college. During this time adolescents begin to become self-centered and have little disregard for other people's opinions, emotions, interests or beliefs. These adolescents look at themselves in a superior manner and think everything they do is special and highly regarded.</span>