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Questions and Answers
What percentage of the earth's surface is covered by water?
What percentage of the earth's surface is covered by water?
Which of the following is NOT a fossil fuel?
Which of the following is NOT a fossil fuel?
What is the main raw material for producing biogas?
What is the main raw material for producing biogas?
Which of the following is an example of a non-renewable resource?
Which of the following is an example of a non-renewable resource?
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What happens to non-renewable resources once they are used?
What happens to non-renewable resources once they are used?
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What is true of primary consumers in an ecosystem?
What is true of primary consumers in an ecosystem?
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What is a characteristic of renewable resources?
What is a characteristic of renewable resources?
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What happens to resources that are not recycled?
What happens to resources that are not recycled?
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What is a primary purpose of dam construction?
What is a primary purpose of dam construction?
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What is an example of a non-renewable energy resource?
What is an example of a non-renewable energy resource?
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Which organization is involved in reducing emissions from deforestation and forest degradation?
Which organization is involved in reducing emissions from deforestation and forest degradation?
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Approximately how many people were on Earth in 2008?
Approximately how many people were on Earth in 2008?
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Can dam construction make water toxic?
Can dam construction make water toxic?
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What is a characteristic of industrialized agriculture?
What is a characteristic of industrialized agriculture?
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What health hazard can high nitrate levels in water cause?
What health hazard can high nitrate levels in water cause?
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What is NOT true about the Lithosphere?
What is NOT true about the Lithosphere?
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What is a consequence of deforestation?
What is a consequence of deforestation?
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What is a cause of water pollution?
What is a cause of water pollution?
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What is a challenge posed by population growth?
What is a challenge posed by population growth?
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What is the largest reserve of in India?
What is the largest reserve of in India?
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What is the term for the sudden descent of a mass of soil under the force of gravity?
What is the term for the sudden descent of a mass of soil under the force of gravity?
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What percentage of water is used by plants during transpiration?
What percentage of water is used by plants during transpiration?
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What are the constituents of producer gas?
What are the constituents of producer gas?
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What type of water is stored in the xylem of plants?
What type of water is stored in the xylem of plants?
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What is the term for the removal of soil due to various natural and human-induced factors?
What is the term for the removal of soil due to various natural and human-induced factors?
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What is the process by which plants release water into the atmosphere?
What is the process by which plants release water into the atmosphere?
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What is the term for the sudden movement of the Earth's crust?
What is the term for the sudden movement of the Earth's crust?
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Study Notes
Non-Renewable Resources
- Non-renewable resources, once used, cannot be replaced in our lifetime.
- Examples of non-renewable resources include coal and minerals.
Renewable Resources
- Wind, vegetation, and water are examples of renewable resources.
Biogas Production
- Cow dung is a major raw material for biogas production.
Earth's Surface Covered by Water
- The earth's surface covered by water is approximately 75%.
Ecosystem
- Primary consumers are more than primary producers in an ecosystem.
Natural Resources in India
- India has the largest reserve of iron ore, after Brazil.
Landslide
- A sudden, uncontrolled descent of a mass of earth under the force of gravity is called a landslide.
Plant Water Relations
- Hydroscopic and combined water are stored in xylem tissues of plants.
- Plants use 45% of water for transpiration and 55% for evapotranspiration.
Producer Gas
- The constituents of producer gas are 45% methane and 55% CO2.
Dam Construction
- The main purpose of dam construction is for hydroelectricity, irrigation, and flood control.
Non-Renewable Energy Resource
- Coal and minerals are examples of non-renewable energy resources.
Reducing Emissions
- The United States and World Bank have started reducing emissions from deforestation and forest degradation.
World Population
- The approximate world population of humans in the year 2008 was 6.67 billion.
Dam Water Toxicity
- Dam water is not toxic.
Industrialized Agriculture
- Industrialized agriculture involves the use of commercial fertilizers and fossil fuel.
Nitrate Contamination
- A concentration of nitrates in water exceeding 45 mg/L can cause blue baby syndrome.
Lithosphere
- The lithosphere is not underlain by another layer, and it is broken into several plates.
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Description
Test your knowledge of environmental science concepts, including non-renewable resources and waste management.
