QuizTime !!!

There are 15 questions in total. You can only try the quiz once.

1. Which of the following statements is true?
Carbon dioxide is the most common greenhouse gas.
Population growth is one of the causes for enhanced greenhouse effect.
Global warming will not have much impact on humans.
There will not be an increase of Earth's average temperature by the year 2010.


2. Which of the following is not a factor influencing ozone concentrations?
Sunspot Cycle
Tropical Stratospheric Winds
Rapid Population Growth
Greenhouse Gases


3. Which of the following is not a type of green vehicle?
Carbon Cars
Hydrogen Cars
Electric Cars
Hybrid Cars


4. Which of the following materials is non-recyclable?
Aluminium
Glass
Paper
Polystyrene


5. Which of the following is not the main reason why we should save electricity?
To prevent loss of innocent lives of animals
So that we can use the electricity saved for something else
To prevent the worsening of environmental problems
To prevent fossil fuels from running out too fast


6. Which of the following is not a way to conserve water?
Repair dripping faucets as soon as possible
Water plants in a watering can instead of using a running hose
Operate the washing machine when it is fully loaded
Use running water to defrost frozen meat


7. Which of the following is not a major air pollutant?
Carbon monoxide
Lead
Argon
Nitrogen Oxide


8. Which of the following statements is true?
Renewable energy is effective, efficient and has no disadvantages when using them.
Reducing is the most effective among the 3 'R's.
Green vehicles does not emit any air pollutants.
Ozone depletion cannot be reversed.


9. Which is the correct representation of the energy conversion regarding the wind turbines?
Kinetic Energy of Wind --> Kinetic Energy of Turbine --> Electrical Energy
Potential Energy of Wind --> Kinetic Energy of Turbine --> Electrical Energy
Kinetic Energy of Wind --> Potential Energy of Turbine --> Electrical Energy
Kinetic Energy of Wind --> Electrical Energy --> Kinetic Energy of Turbine


10. Which of the following is a renewable resource?
Fossil fuels
Natural gases
Biomass
Coal

Bonus Questions

11. Reforestation is one way to combat excessive deforestation. However, there has been some issue to it. What is the issue?
Location where reforestation takes place
Types of trees used for reforestation
Number of trees used for reforestation
Time taken for the reforestation process to take place


12. Which of the following statements is false regarding solar energy?
The use of solar energy is an untapped market.
The amount of solar energy generated varies depending on the time of the year.
Solar energy systems require connection to a power or natural gas grid.
Solar panels require a huge amount of money to maintain them.


13. Which of the following organisations is founded by environmentalist David Brower?
Friends of the Earth
Greenpeace
IUCN
World Wide Fund for Nature


14. Which of the following is true about ultraviolet radiation?
The sun's rays impact the Earth's surface the least at the Equator.
The shorter the wavelength, the less biologically damaging ultraviolet radiation can be.
Fair-skinned people are at lowest risk for skin cancer.
Reflected ultraviolet rays can damage living things.


15. What was the aim of the Montreal Protocol?
To prevent the worsening of global warming
To stop all nuclear testing
To protect the forests
To eliminate all substances that is responsible for ozone depletion