Test your environmental knowledge: How much do you really know about climate, energy, and conservation?

The Gordian Quizes

Think you know everything there is to know about the environment? Put your knowledge to the test with this engaging quiz on climate, energy, and conservation. From forest fires to solar power, see how much you really know about the natural world and how we can protect it.

This quiz was first published on unstop as a part of UN-aligend’s environmental quiz competition, which aimed to raise awareness about important environmental issues and promote sustainability.

Enjoy!

Q1. Forest Fires can rise due to:

  1. Increase in Wind Speed 
  2. Increase in Absolute Humidity 
  3. Increase in Slope 
  4. Increase in Insolation
  1. 4 only 
  2. 1,3 and 4
  3. 1, 2,3 and 4 
  4. 1,2 and 4 

Answer: 1,3 and 4

Q2. Which of the following radiations is used in water purification to extirpate harmful pathogens?

  1. Microwaves
  2. Ultraviolet A
  3. Ultraviolet C
  4. Radiowaves

Answer: Ultraviolet C

Q3. We find some insects floating on water. This is due to: 

insects floating on water
© Public Domain
  1. Surface Tension
  2. Bernoulli’s Theorem
  3. Henry’s Law
  4. None

Answer: Surface Tension

Q4. Which of the following technologies can work in space?

  1. Solar Sail
  2. Gravity Assist
  3. Both
  4. None

Answer: Both

Q5. Which of the following is not related to Oxygen Gas Production:

  1. Chlorate candle
  2. Pressure Swing Adsorption 
  3. Baking Soda
  4. Electrolysis of Water

Answer: Baking Soda

Q6. Which of the following cannot curtail forest fires?

  1. Burning Chlorate Candles
  2. Spraying Carbon Dioxide
  3. Installing Windmills
  4. Spraying Water

Answer: Burning Chlorate Candles ✓

Q7. Which of the following combinations is most suitable for a robust power grid?

  1. Solar and Wind
  2. Nuclear and Hydropower
  3. Tidal and Solar
  4. Nuclear and Coal

Answer: Nuclear and Hydropower ✓

Q8. Which of the following cannot be found in the USA?

Gharial
© CC 4.0
  1. Alligator
  2. Gharial
  3. Both
  4. None

Answer: Gharial ✓

Q9. Which of the following could be found in tropical ex-situ or in-situ conservation sites?

  1. Humboldt Penguin
  2. Emperor Penguin
  3. Both
  4. None

Answer: Humboldt Penguin✓

Q10. Which of the following is the most suitable indicator of Diesel quality?

  1. Calorific Value
  2. Auto Ignition Temperature
  3. Cetane Number
  4. Octane Number

Answer: Cetane Number ✓

Q11. Which of the following cities is associated with the convention on Persistent Organic Pollutants?

  1. Stockholm
  2. Helsinki
  3. Oslo
  4. Kyoto

Answer: Stockholm ✓

Q12. Bush Typhus disease is caused due to:

Bush Typhus
© Public Domain
  1. Fungi
  2. Virus
  3. Protozoa
  4. Bacteria

Answer: Bacteria ✓

Q13. Which of the following is a Neglected Tropical Disease:

  1. COVID 19
  2. Hypothermia
  3. Lymphatic Filariasis
  4. Alzheimer’s Disease

Answer: Lymphatic Filariasis✓

Q14. Which of the following can be used to transmit solar energy from outer space?

  1. Ultrasound
  2. Radiowaves
  3. Both
  4. None

Answer: Radiowaves ✓

Q15. Which of the following could be a techno-economically viable site for installing offshore wind turbines?

  1. Guyot
  2. Trench
  3. Both
  4. None

Answer: Guyot ✓

Q16. Which of the following contains a natural geyser known as the “Old Faithful“?

  1. Warby Ovens National Park 
  2. Great Barrier Reef Marine Park
  3. Hemis National Park
  4. Yellowstone National Park

Answer: Yellowstone National Park ✓

Q17. Which of the following tribal communities still uses stone age practices?

  1. Van Gujjars
  2. Sentinelese
  3. Brus
  4. Mundas

Answer: Sentinelese ✓

Q18. Which of the following is a marine cavern:

marine cavern
© Public Domain
  1. Black Hole
  2. Blue Hole
  3. Aihole 
  4. None of the above

Answer: Blue Hole ✓

Q19. Which of the following is the most fuel-efficient aviation engine for speeds of 700 km/hr:

  1. Turboprop
  2. Turbojet
  3. Turbofan
  4. Turboshaft

Answer: Turbofan✓

Q20. Which of the following has the highest potential for tidal energy:

  1. Great Australian Bight
  2. Sea of Marmara
  3. Bay of Fundy
  4. Gulf of Mexico

Answer: Bay of Fundy ✓

Q21. Which of the following  statements is incorrect:

  1. Windmills can generate electricity at all wind speeds
  2. Solar panels can generate electricity at all photon frequencies
  3. Both
  4. None

Answer: Both ✓

Q22. Which of the following can affect the speed of a Hyperloop:

Hyperloop
© CC 4.0
  1. Aerodynamic Drag
  2. Shock Waves
  3. Both
  4. None 

Answer: Both ✓

Q23. Which of the following has to flap its wings the least to sustain flight?

  1. Crow
  2. Bee Humming
  3. Sarus Crane
  4. Sparrow

Answer: Sarus Crane ✓

Q24. Which of the following fuels is the best option if only storage is taken into consideration :

  1. Ammonia
  2. Green Hydrogen
  3. Octane
  4. Biodiesel

Answer: Biodiesel ✓

Q25. Which of the following operations is generally used in civilian nuclear reactors?

Achieving net zero Olkiluoto Nuclear Power plant Finalnd
  1. Open Cycle Operations
  2. Closed Cycle Operations
  3. Reprocessing of spent fuel
  4. All of the above

Answer: Open Cycle Operations✓

Q26. Which of the following power generation technology can exhibit an afternoon peak?

  1. Onshore Wind Turbine
  2. Offshore Wind Turbine
  3. Geothermal Turbines
  4. None of the above

Answer: Offshore Wind Turbine ✓

Q27. Nuclear reactors using which of the following fuels would be the cleanest?

  1. Uranium
  2. Plutonium
  3. Thorium
  4. Deuterium

Answer: Deuterium ✓

Q28. Which of the following cannot be used to generate heat?

  1. Infrared radiation
  2. Microwave radiation
  3. Inductor- Capacitor Circuit
  4. None of the above

Answer: Inductor- Capacitor Circuit✓

Q29. Which of the following can be used to harness energy from oceans?

energy from oceans
© Public Domain
  1. Oscillating Water Column
  2. Turbines
  3. Thermal Energy Conversion
  4. All of the above

Answer: All of the above✓

Q30. Which of the following properties of Hydrogen limits its use in aircraft?

  1. Low Volumetric Energy Density
  2. Low Gravimetric Energy Density 
  3. Polar nature
  4. All of the above

Answer: Low Volumetric Energy Density ✓

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