B.)Ecosystem
A community resides within an ecosystem, a population within a community, and an individual within a population
Answer:
Explanation:
The function of the digestive system is digestion and absorption. Digestion is the breakdown of food into small molecules, which are then absorbed into the body. The digestive system is divided into two major parts: The digestive tract (alimentary canal) is a continuous tube with two openings: the mouth and the anus.
The answer is True, I hope it helps.
The correct answer would be "Density is the amount of matter in a certain volume"
