exercise (2)

• 1. Which of the following is NOT one of the four subsystems of the Earth?

  • water sphere
• 2. All of the waters, including subsurface and atmospheric water comprise the Earth. Which geological subsystem best label the statement?

  • the hydrosphere
• 3. Earth contains all living organisms including those on the land, in the water and air. Which subsystem best describes the statement?

  • biosphere
• 4. Which subsystem suits the statement, “Global ecological system interacting with each other”?

  • biosphere
• 5. What subsystem will network with biosphere for photosynthesis to take place?

  • atmosphere
• 6. Oxygen, water vapor, nitrogen, and other gases help organism to survive. Which Earth sphere contain these materials?

  • atmosphere
• 7. Which term is used to describe the thin layer of solid rock that makes up the outermost part of the Earth?

  • crust
• 8. Among the subsystems, which is composed of a mixture of gases that surrounds the Earth?

  • atmosphere
• 9. The atmosphere of the Earth is composed of ___ nitrogen and _____ oxygen and other gases.

  • 78% and 21%
• 10. In what subsystem of the Earth are the rocks and mineral found?

  • geosphere
• 11.What part of the Earth’s sphere makes up hydrosphere?

  • glaciers
  • groundwater
  • seawater and inland water
• 12. Which gas dominates the Earth’s atmosphere?

  • N2 - Nitrogen
• 13. Ozone plays an important part for organisms to stay alive. To what sphere does ozone belong?

  • atmosphere
• 14.Which answer best describes the role of the ozone layer?

  • It protects the plants and animals on earth from receiving too much ultraviolet radiation.
• 15.Human actions greatly affect the Earth itself. Which of the following is an example of a human impact of the biosphere?

  • littering, air and water pollution
• 16. Earth includes beach grasses, forms of life in the sea, on land, and even in the air. Which term best describes the statement?

  • biosphere
• 17. Which system of the Earth is considered as the largest component of the Earth?

  • geosphere
• 18. Life is supported by oxygen and carbon dioxide. Which subsystem will best describe the statement?

  • atmosphere
• 19. Relationship between the complex communities of individual organism is seen in the different systems of the Earth. What do you call the unit in nature?

  • ecosystem
• 20. All of earth’s cycles and spheres are interconnected. Why is this so?

  • because every organism has its own function in the Earth
• 21. What is an example of a connection between atmosphere and geosphere?

  • volcanic eruption release gas
• 22. Which among the choices is an example of a connection between atmosphere and hydrosphere?

  • rain
• 23. From the given choices, which is an example of a connection between biosphere connecting to atmosphere?

  • Plants produce oxygen.
• 24. Among the choices, which clearly gives an example of connection between hydrosphere and geosphere?

  • waves eroding rocks on beach
• 25. All living things, including land and sea made up the Earth. Which term best described the statement?

  • biosphere
• 26. When nitrogen is returned to the soil when dead plants decompose is an interaction that occurs in what system?

  • biosphere and geosphere
• 27. Carbon dioxide dissolving from the air into the ocean is an interaction that occurs in which system?

  • atmosphere and hydrosphere
• 28. The atmosphere of the Earth is composed of ___ oxygen and _____ nitrogen and other gases.

  • 21% and 78%
• 29. A thin layer of solid rock that makes up the outermost part of the Earth is visible to which part of geosphere?

  • crust
• 30. Ozone plays an important function in every single organism on Earth. To what sphere does ozone layer belong?

  • atmosphere