9.14
Review exercise
Learning pathways LEVEL1 1, 2, 5, 8
LEVEL2 3, 4, 6, 7, 9, 10
LEVEL3 11, 12, 13, 14, 15
REMEMBER AND UNDERSTAND 1. What is the main difference between a renewable and a non-renewable resource? A. Renewable resources are cheaper than non-renewable resources. B. Renewable resources are more expensive than non-renewable resources.
C. Renewable resources can be replaced in a longer period of time than non-renewable resources. D. Renewable resources can be replaced in a shorter period of time than non-renewable resources. 2. Only 2.5 per cent of the world’s water is fresh water. Where is most of this locked up? A. Groundwater B. Wetlands C. Glaciers, snow and ice D. Atmosphere 3. How are groundwater and surface water interconnected? A. They are not interconnected but are two different water systems. B. Surface water is evaporated and then precipitated back to Earth. C. Rivers slowly fill up aquifers. D. Groundwater is replenished when surface water infiltrates deep into water-bearing rock or aquifers. 4. When does water scarcity occur?
A. When the demand for water is greater than the supply available. B. When the demand for water is less than the supply available.
C. When too much water is available to fulfill all demands. D. When not enough water is available to fulfill all demands. 5. Approximately 10 per cent of people in the world do not have access to water that is safe to drink. Approximately how many people in the world do not have access to safe drinking water? A. 84million B. 8billion C. 844 million D. None 6. Our weather is the result of changes in what? A. The distance of the Earth from the sun B. The composition of gases in the Earth’s atmosphere C. The numbers of hours in a day D. The constant changes to the air in the troposphere 7. What is the risk a hazard poses to a community determined by? A. The type of hazard and the vulnerability of the community B. The type of hazard and the size of the community C. The type of hazard and the demographics of the community D. The type of hazard and the location of the community 8. What are Australia’s weather patterns heavily influenced by? A. El Niño and La Niña B. Our extreme southerly location
C. The relative dryness of our country D. Our lack of mountainous regions 9. Floodplains provide what benefits to human civilisations? A. Reliable access to water B. High-nutrient soil C. Enabling agricultural activity D. All of the above
338 Jacaranda Humanities Alive 7 Victorian Curriculum Third Edition
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