The Green Academi Challenge!

10 Questions | Total Attempts: 11

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Population Quizzes & Trivia

Only 1 out of 10 people can get more than 60% of these questions correct, can you? !


Questions and Answers
  • 1. 
    Which type of rock  listed below covers the majority of the Earth's land surface?I. IgneousII. SedimentaryIII. Metamorphic
    • A. 

      I Only

    • B. 

      II Only

    • C. 

      III Only

    • D. 

      The Earth's land surface is covered equally by all three

    • E. 

      None of these. The Earth's surface is mostly covered by water.

  • 2. 
    South Africa's net population growth was 0.9 % in 2008. what is its approximate doubling time?
    • A. 

      9 Years

    • B. 

      19 Years

    • C. 

      78 Years

    • D. 

      46 Years

    • E. 

      27 Years

  • 3. 
    Which of the following is not one of the nuclear changes matter can undergo?
    • A. 

      Fission

    • B. 

      Evaporation

    • C. 

      Fusion

    • D. 

      Decay

    • E. 

      All of these are nuclear changes

  • 4. 
    Approximately 26 million children each year suffer irreversible brain damage from lack of which of the following?
    • A. 

      Cobalt

    • B. 

      Iodine

    • C. 

      Iron

    • D. 

      Phosphorus

    • E. 

      Calcium

  • 5. 
    Approximately what percentage of the world's freshwater is readily available for humans use? 
    • A. 

      70%

    • B. 

      30%

    • C. 

      10%

    • D. 

      3%

    • E. 

      Less than 1%

  • 6. 
    Of the estimated 50,000 plant species that people can eat, only ____ of them supply an estimated 90% of the world's food calories. 
    • A. 

      1,000

    • B. 

      150

    • C. 

      15

    • D. 

      5

    • E. 

      4

  • 7. 
    Which country is adding 100,000 new jobs per year in the renewable energy industry and is rapidly becoming the world leader in making and selling wind turbines and solar cells to other countries?
    • A. 

      United States

    • B. 

      Korea

    • C. 

      Germany

    • D. 

      Sweden

    • E. 

      China

  • 8. 
    In the United States, the largest single component of Municipal Solid Waste is
    • A. 

      Paper

    • B. 

      Plastic

    • C. 

      Glass

    • D. 

      Food

    • E. 

      Wood

  • 9. 
    In the united states, which sector consumes the most water annually?
    • A. 

      Energy production

    • B. 

      Industrial

    • C. 

      Residential/Community

    • D. 

      Agricultural

    • E. 

      Commercial

  • 10. 
    The measurement of the concentration of hydrogen ions compared to the concentration of hydroxide ions in a solution is called
    • A. 

      Ionization

    • B. 

      Hardness

    • C. 

      PH

    • D. 

      Isotopes

    • E. 

      Covalent Bonding

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