Here are the answers to your questions based on your description:
Question 1: Which of the following did ancient river civilizations and ancient Native American civilizations have in common?
Answer: Homes built from locally available materials
Question 2: How were Native American religious beliefs similar to the religious beliefs of ancient Mesopotamia?
Answer: Both cultures worshipped many gods.
Question 3: Which of the following systems of trade was most widely used in both ancient river civilizations and ancient Native American civilizations?
Answer: Bartering
Question 4: According to these maps, the Southwest Native American cultural region was located in the United States and what other North American country?
Answer: Mexico
Question 5: Compare the two maps. Which geographical feature formed the western boundary of the Plains Native American cultural region?
Answer: The Rocky Mountains
Question 6: Based on these maps, which state listed below was located in the Southeast Native American cultural region?
Answer: Florida
Make sure to review your answers and the context of the questions for accuracy. Good luck with your exam!