The organisms in a pond and the physical factors influencing them best describes an ecosystem.
Cnidarians <span>are the lower Invertebrates that have a jelly-like layer between endoderm and ectoderm</span>
Density dependent would be the answer
MY SCHOOL WORK IS DRAINING THE LIFE OUTTA ME
Answer:C. A group of connected or related things
Explanation:
A system must have some form of relationship between the components inside of it. All these components work together to do a certain task or to run efficiently.
For example, let's take the court justice system. Inside the system is broken down into a range that can go from small claims court to the Supreme Court of the United States. This system is to ensure that their is not only a smaller burden on the supreme court to be able to take care more of national & international claims, but also so that if a citizen feel that they have a unfair ruling, they may bring it up to a different court that may not have local preferential to a certain degree.
All parts of a system is connected or related to each other, either as a cause, and effect, or a solution.