Hydroelectric Power Generation Process
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Questions and Answers

What is the purpose of the water flowing down from the reservoir?

  • To create electricity (correct)
  • To generate heat
  • To pump water back up
  • To lubricate the turbine

Where does the water originate from during the day?

  • The reservoir (correct)
  • The generator
  • The electricity grid
  • The turbine

What is the direction of the water flow during the day?

  • Horizontally through the pipes
  • Across the generator
  • Up from the turbine
  • Down from the reservoir (correct)

What is the result of the water flowing down from the reservoir?

<p>The generation of electricity (D)</p> Signup and view all the answers

What is the turbine's role in the process?

<p>To convert mechanical energy into electrical energy (D)</p> Signup and view all the answers

What is composed of weathered minerals, organic matter, air, and water?

<p>A natural body (B)</p> Signup and view all the answers

What is a soil horizon?

<p>A layer in a natural body (A)</p> Signup and view all the answers

Why is it important to conserve soil resources?

<p>To prevent conflicts over land use (C)</p> Signup and view all the answers

Where can you find more information about soil layers?

<p>On page 285 of your book (A)</p> Signup and view all the answers

What is the result of high demand for soil resources?

<p>Destructive conflicts (C)</p> Signup and view all the answers

What is a consequence of the extinction of apex predators?

<p>Disruption of food chains and webs (A)</p> Signup and view all the answers

What is the impact of pollution on freshwater supply?

<p>It leads to severe drinking water shortages (D)</p> Signup and view all the answers

What is a consequence of disrupting food chains and webs?

<p>Cascade of extinctions of species (C)</p> Signup and view all the answers

What is a characteristic of freshwater supply?

<p>It is finite (A)</p> Signup and view all the answers

What is a cause of severe drinking water shortages?

<p>Pollution of freshwater supply (B)</p> Signup and view all the answers

What initiates the Grazing Food Chain (GFC)?

<p>Producers (D)</p> Signup and view all the answers

What is the result of the flow of energy through the Grazing Food Chain?

<p>Loss of energy at each trophic level (A)</p> Signup and view all the answers

What is a characteristic of the Grazing Food Chain?

<p>It involves several food chains (C)</p> Signup and view all the answers

What is the role of producers in the Grazing Food Chain?

<p>To convert sunlight into energy (C)</p> Signup and view all the answers

What is the relationship between the Grazing Food Chain and primary consumers?

<p>Primary consumers feed on producers (C)</p> Signup and view all the answers

What is the primary function of lipids in the body?

<p>Providing energy during fasting (A)</p> Signup and view all the answers

What is the energy yield of 1 gram of fat from lipids?

<p>9 calories (A)</p> Signup and view all the answers

What happens when we don't eat food and lipids are utilized for energy?

<p>Fatty acids are released for energy production (B)</p> Signup and view all the answers

What is the significance of lipids as an energy source?

<p>They provide energy only during fasting (C)</p> Signup and view all the answers

What is the role of lipids in the body during starvation?

<p>They are used for energy production (B)</p> Signup and view all the answers

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