Many protozoans are classified according to their a. method of getting food b. method of location c. reproductive method d. habitats

Which of the following is true of natural population a.) populations are all the individuals of a species living in a defined area b.) populations are all uniform in size c.) viable populations exhibit little, if any, genetic variation

Which process is involved in growing crops? irrigation transportation recreation condensation

Which description provides the best objective summary of the article in the passage?