D. living things as a reservoir
Answer: ecosystem
An ecosystem is a community of living and non-living components. A coral reef is an aquatic ecosystem which is formed by a continuous walls of calcium carbonates released by living animals they get combine to form rocks. These rocks and walls are collectively called as hard stony corals. These hard stony corals provide shelter to many aquatic animals like fishes. As the water is the chief abiotic factor along with coral walls and rocks which help in the survival of living organisms therefore, ecosystem is the largest organizational level found in one coral reef.
Answer:
Plant cells need to store water for future use, such as for photosynthesis, so they need a larger vacuole than animal cells.
Explanation:
hope this helps!!
My qualitative observation that the flower on the right had larger petals proved to be a great piece of evidence for my research project.
