Hydrosphere
Geography ⇒ Physical Geography
Hydrosphere starts at 7 and continues till grade 12.
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See sample questions for grade 10
Describe one way in which human activities are affecting the hydrosphere.
Describe the importance of the hydrosphere for living organisms.
Explain how the hydrosphere interacts with the atmosphere.
Explain how the hydrosphere is linked to the lithosphere.
Explain the role of the hydrosphere in regulating Earth's climate.
Explain the term 'aquifer'.
Explain the term 'runoff' in the context of the hydrosphere.
Explain the term 'water cycle'.
What percentage of the Earth's surface is covered by water? (1) About 29% (2) About 51% (3) About 71% (4) About 89%
Which of the following is a direct result of water pollution? (1) Increase in aquatic life (2) Spread of waterborne diseases (3) Improved water quality (4) None of the above
Which of the following is a major cause of groundwater depletion in India? (1) Over-irrigation (2) Rainwater harvesting (3) Afforestation (4) Water conservation
Which of the following is a major threat to the hydrosphere? (1) Deforestation (2) Water pollution (3) Urbanisation (4) All of the above
Fill in the blank: The ________ is the continuous movement of water between the Earth's surface and the atmosphere.
Fill in the blank: The ________ is the layer of the Earth that contains all the water bodies.
Fill in the blank: The process by which water seeps into the ground is called ________.
Fill in the blank: The process by which water vapour cools and changes back into liquid droplets is called ________.
State whether the following statement is true or false: Most of the Earth's fresh water is stored in glaciers and ice caps.
State whether the following statement is true or false: The hydrosphere is static and does not change over time.
State whether the following statement is true or false: Water in the hydrosphere is constantly recycled through the water cycle.
State whether the following statement is true or false: Water pollution affects only the hydrosphere and not other spheres of the Earth.
