Because everybody thinks scientifically by making observations and testing them
Hello! The answer is D
Primary succession is an event that occurs when an ecosystem is devoid of all organisms and a slow growth of the ecosystem is observed until it reaches a climax population. The most common example of a primary succession is the land development after a volcano eruption.
In graph D a slow increase in the number of individuals is observed until the graph reaches a maximum, that is called the climax population. This is why this graph shows an ecosystem that has undergone a primary succession during the observation period.
<span>The correct answer is B. crepuscular activity. Crepuscular refers to animals and birds that are active at night, during twilight. So, these little birds don't usually travel large distances during the day, first of all, because they can't due to their small wings and plump bodies, and second of all, in order to avoid getting eating by a larger bird or animal. So they are usually nocturnal birds that live during the night.</span>
Answer:
unicellular
Explanation:
because it has just one cellular
