Food Crisis and Urban Agriculture
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Questions and Answers

What is the estimated number of people worldwide who are undernourished?

  • 500 million
  • 854 million (correct)
  • 1 billion
  • 2 billion
  • What is the term for the practice of growing plants without soil?

  • Urban agriculture
  • Aquaponics
  • Hydroponics (correct)
  • Microclimate cooling
  • What is the result of rapid urbanization and unplanned construction in Peshawar district over the last 13 years?

  • Decrease in agriculture land (correct)
  • Unknown impact on agriculture land
  • Increase in agriculture land
  • No change in agriculture land
  • What is the benefit of urban agriculture mentioned in the text?

    <p>Microclimate cooling</p> Signup and view all the answers

    What is the combination of raising fish in tanks and soilless plant culture called?

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

    What is the primary benefit of increasing urban biodiversity?

    <p>Enhancing the overall ecological balance of cities</p> Signup and view all the answers

    What is the primary function of the drainage system in vegetated walls?

    <p>Managing water efficiently</p> Signup and view all the answers

    What is the primary difference between direct and indirect vegetated walls?

    <p>The method of plant attachment</p> Signup and view all the answers

    What is the primary purpose of the supporting elements in vegetated walls?

    <p>To provide a structure for the system</p> Signup and view all the answers

    What is the primary function of the growing media in vegetated walls?

    <p>To serve as a substrate for plant growth</p> Signup and view all the answers

    What is the primary benefit of enhancing the ecological balance of cities?

    <p>Promoting healthier ecosystems</p> Signup and view all the answers

    What is the primary purpose of the irrigation system in vegetated walls?

    <p>To ensure plants receive adequate water</p> Signup and view all the answers

    What is the primary component of vegetated walls that is living?

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

    What is the primary role of birds, insects, and small animals in vegetated walls?

    <p>To increase urban biodiversity</p> Signup and view all the answers

    What is the primary consideration for designing vegetated walls?

    <p>The five components of the system</p> Signup and view all the answers

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