Earth's Natural Resources and Mineral Industry
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Questions and Answers

What is the definition of resource management?

Conservation of natural resources by technical and managerial practices for the purpose of man’s utilitarian needs under prevailing socio-economic conditions.

What is the predicted outcome of continuing current environmental practices?

A massive and unsustainable gap between global supply and demand for natural resources.

What role do citizens play in the economic system, and how can they contribute to sustainability?

Citizens are consumers of goods and services, and they can stimulate the transition to sustainability by becoming conscientious consumers.

What is the importance of education in environmental management?

<p>Education can improve environmental conditions and is essential for implementing environmental protection goals.</p> Signup and view all the answers

What is required to build a sustainable society?

<p>Participation by governments, businesses, and individuals is required to build a sustainable society.</p> Signup and view all the answers

What is the significance of individual support and actions in achieving sustainable development goals?

<p>Individual support and actions are crucial, as the goals of sustainable development cannot be met without them.</p> Signup and view all the answers

What is the main reason for the accelerating mining of the earth's natural resources?

<p>The increasing population and individual consumption demands.</p> Signup and view all the answers

How many minerals have been identified, and what percentage of the Earth's crust do they make up?

<p>More than 2000 minerals have been identified, and they are formed by various combinations of the 8 elements that make up 98.5% of the Earth's crust.</p> Signup and view all the answers

How many minerals does industry depend on, and what is the classification of minerals?

<p>Industry depends on about 80 minerals, and they can be classified into metals (e.g. iron, copper, and aluminum) and non-metals (e.g. salt, gypsum, clay, sand, phosphates).</p> Signup and view all the answers

What is a mineral deposit, and what is its significance?

<p>A mineral deposit is a concentration of naturally occurring solid, liquid, or gaseous material that can be extracted and converted into useful materials or items, making it profitable.</p> Signup and view all the answers

Why is it essential to integrate mineral resource management with long-term national goals?

<p>To ensure that the exploitation of minerals is guided by long-term national goals and perspectives, and to manage the finite and non-renewable resources sustainably.</p> Signup and view all the answers

How does the use of minerals vary globally?

<p>The use of minerals varies greatly between countries, with the greatest use occurring in developed countries.</p> Signup and view all the answers

What are the essential components provided by soils to organisms?

<p>nutrients, water, a home, and a structural growing medium</p> Signup and view all the answers

How do plants and animals receive water?

<p>from the Earth's surface and soil, originating from precipitation from the atmosphere</p> Signup and view all the answers

What is the minimum percentage of water content required for most cells to survive?

<p>30-50% below their saturation level</p> Signup and view all the answers

What role does sunlight play in ecosystems?

<p>heating the atmosphere, evaporating and transpiring water, and enabling photosynthesis</p> Signup and view all the answers

What is the process by which plants and other organisms obtain mineral nutrients?

<p>through water as a medium</p> Signup and view all the answers

What is the primary source of energy for plant growth and metabolism?

<p>photosynthesis</p> Signup and view all the answers

What is the primary source of food for herbivores?

<p>Plants or producers</p> Signup and view all the answers

What is the role of decomposers in an ecosystem?

<p>Breaking down dead organic materials and releasing simple inorganic and organic substances</p> Signup and view all the answers

What type of consumer is a cat?

<p>Secondary consumer or primary carnivore</p> Signup and view all the answers

What is the position of lion in the food chain?

<p>Quaternary consumer or fourth-order consumer</p> Signup and view all the answers

What do tertiary consumers feed on?

<p>Secondary consumers</p> Signup and view all the answers

What is the significance of decomposers in nutrient cycling?

<p>Releasing simple inorganic and organic substances back to the environment</p> Signup and view all the answers

What is the primary difference between producers and consumers in an ecosystem?

<p>Producers make their own organic material from simple inorganic substances, while consumers obtain molecules by eating or digesting other organisms.</p> Signup and view all the answers

What is the direction of energy flow in an ecosystem?

<p>Unidirectional</p> Signup and view all the answers

What are the two ecological processes that involve interaction between biotic and abiotic components?

<p>Energy flow and mineral cycling</p> Signup and view all the answers

What is the role of decomposers in an ecosystem?

<p>Not specified in the text</p> Signup and view all the answers

What is the source of energy for most non-photosynthesizing organisms in an ecosystem?

<p>The biomass produced by photosynthetic plants and algae</p> Signup and view all the answers

What do consumers require to build new protein?

<p>To eat protein-containing amino acids</p> Signup and view all the answers

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