Answer:
there is an abundance of fertile soil
climate and fertile soil are crucial for plant growth
In a centrifuged sample of blood the PLATELETS should not be in the plasma portion of the sample. Centrifugation of blood samples separates the blood to its constituents on the basis of their densities. Platelets will be found on the middle region of the separation and not in the upper region where plasma is .
Answer:
an ecosystem consists of a population of organism and it's physical environment,and a population is made up many different communities of organism.
