Millions Of Interactive & Printable Worksheets For Education

Which of the following was a primary cause of the Cold War between the United States and the Soviet Union? a competition for political influence over other countries. The Cold War refers to the period of tension between the United States and the Soviet Union from the end of World War II to the fall of the Soviet Union.. Which of the following is most characteristic of the Cold War? The growth of nuclear arsenals in the United States and the Soviet Union. The United States followed a policy of containment during the Cold War in response to the spread of communism.How did the Marshall Plan reflect containment policy? It provided economic aid to European countries in order to prevent the spread of communism.. When the United States sent military aid to African governments to help them resist communism, it was continuing a foreign policy first asserted in the Truman Doctrine.. What was one major goal of the Soviet Union during the early years of the Cold War? to create a defensive buffer zone in Eastern Europe. Which of these was a cause of the Korean War? North Korean forces, with Soviet approval, invaded South Korea.. During the Korean War, what prevented the southern part of the peninsula from falling permanently to the invading forces? The involvement of UN forces under the command of the United States . During the Cold War, in which country would the city of West Berlin be inside of? East Germany. Which country, in 1948, controlled the ZONE that the entire city of Berlin was located in. Soviet Union. What was the purpose of the Berlin Airlift, between the years 1948 and 1949? To supply the citizens of West Berlin while the Soviet blockade continued.. Which of these was a cause of the Korean War? North Korean forces, with Soviet approval, invaded South Korea. During the Korean War, what prevented the southern part of the peninsula from falling permanently to the invading forces? The involvement of UN forces under the command of the United States . The United States Foreign Policy after World War II was the policy of Containment, which was? The U.S. would try to prevent the spread of Communism anywhere in the world.. U.S. intervention in Vietnam came as a result of the Cold War policy of containment. Which of these events was the closest the United States and the Soviet Union actually came to fighting each other during the Cold War? Cuban Missile Crisis, 1962

Autotrophs use photosynthesis. a zebra is an example of a primary consumer. the average efficiency of energy transfer between trophic levels is approximately 10 percent. The gross primary productivity of an ecosystem is the total energy captured by photosynthesis. Ecosystem boundaries are depend on many subjective factors. Which of the following is fixed from the atmosphere by bacteria? nitrogen. Human construction of buildings and pavement affect the hydrologic cycle byI.    increasing runoffII.   increasing evaporationIII.  increasing percolation I and II only. the largest carbon pool is found in sedimentary rock. Phosphorus is a limiting nutrient in many aquatic systems. Acid rain is associated with which geochemical  cycle? sulfur. Which of the following processes is also known as ammonification mineralization. $200. Which is NOT true about disturbances? they occur only on short time scales. An ecosystem that rapidly returns to its original state after a disturbance is resilient. The intermediate hypothesis theory states that intermediate levels of disturbance will increase species diversity. Which is a measure of how much a disturbance can affect the flow of energy and matter in an ecosystem? Resistance. Which of the following is NOT characteristic of most ecosystems? distinct boundaries. At what trophic level are eagle that consume fish that eat algae? secondary consumers. At which trophic level do organisms use a process that produces oxygen as a waste product? Producers. Roughly what percentage of incoming solar energy is converted into chemical energy by producers? 1 percent