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All Grades / Green Warrior (318 questions)
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by AKSHAY GURU VARADHARAJAN
· Class 5
Nearly one-third of all food produced in the world is wasted. Why is wasting a single apple also considered a waste of "hidden" resources?
Green Warrior
Responsible Consumption and Production
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by AKSHAY GURU VARADHARAJAN
· Class 5
Some companies design electronic gadgets to break or become slow after a few years so that customers are forced to buy a new one. This irresponsible practice is called:
Green Warrior
Responsible Consumption and Production
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by AKSHAY GURU VARADHARAJAN
· Class 5
In a "Linear Economy," we take resources, make products, and throw them away. In a "Circular Economy," what is the primary goal?
Green Warrior
Responsible Consumption and Production
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by AKSHAY GURU VARADHARAJAN
· Class 5
Many sustainable cities are building "Sponge Parks"—green spaces designed to soak up heavy rainwater. What specific urban problem does this solve?
Green Warrior
Sustainable Cities and Communities
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by AKSHAY GURU VARADHARAJAN
· Class 5
A "Sustainable Community" must be "Inclusive." What does this mean in terms of city planning?
Green Warrior
Sustainable Cities and Communities
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by AKSHAY GURU VARADHARAJAN
· Class 5
Sustainable cities often plan for "Green Belts"—areas of parks and trees surrounding or inside the city. What is a primary "Green Warrior" reason for this?
Green Warrior
Affordable and Clean Energy
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by AKSHAY GURU VARADHARAJAN
· Class 5
A sustainable city encourages "Public Transport" over private cars. If 50 people take one bus instead of 50 separate cars, what is the most direct benefit to the community?
Green Warrior
Sustainable Cities and Communities
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by AKSHAY GURU VARADHARAJAN
· Class 5
In many big cities, the temperature is often 3 to 5 degrees higher than in the nearby countryside. This is called the "Urban Heat Island" effect. What is the main cause of this?
Green Warrior
Sustainable Cities and Communities
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by AKSHAY GURU VARADHARAJAN
· Class 5
"Desalination" is a process that turns salty ocean water into fresh drinking water. While it provides clean water, why is it not used everywhere?
Green Warrior
Clean Water and Sanitation
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by AKSHAY GURU VARADHARAJAN
· Class 5
Sometimes, water contains high levels of minerals like Calcium and Magnesium. This is called "Hard Water." Why is using hard water for "Sanitation" and cleaning a challenge?
Green Warrior
Clean Water and Sanitation
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by AKSHAY GURU VARADHARAJAN
· Class 5
It takes about 15,000 litres of water to produce just 1kg of beef, and 2,700 litres to make one cotton T-shirt. This "hidden" water used in the production of items is called:
Green Warrior
Clean Water and Sanitation
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by AKSHAY GURU VARADHARAJAN
· Class 5
In areas without proper "Sanitation" (toilets and sewage systems), human waste often enters local rivers. Which of these is the most dangerous immediate result of this?
Green Warrior
Clean Water and Sanitation
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by AKSHAY GURU VARADHARAJAN
· Class 5
In many cities, people pump out "Groundwater" using borewells. If we take out water faster than the rain can refill it, the "Water Table" drops. What is the most likely long-term result of this?
Green Warrior
Clean Water and Sanitation
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by AKSHAY GURU VARADHARAJAN
· Class 5
Which of the following best describes why Fossil Fuels (Coal and Petroleum) are called "Non-Renewable" energy sources?
Green Warrior
Affordable and Clean Energy
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by AKSHAY GURU VARADHARAJAN
· Class 5
Solar energy is a great "Clean Energy" source, but it has a specific limitation. Which of the following is a major challenge for solar power?
Green Warrior
Affordable and Clean Energy
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by AKSHAY GURU VARADHARAJAN
· Class 5
Replacing old incandescent light bulbs with LED (Light Emitting Diode) bulbs is a key "Green Warrior" action. Why is this considered "Affordable and Clean"?
Green Warrior
Affordable and Clean Energy
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by AKSHAY GURU VARADHARAJAN
· Class 5
In many rural areas, people use "Biogas" for cooking. What is the primary source of this clean energy?
Green Warrior
Affordable and Clean Energy
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by AKSHAY GURU VARADHARAJAN
· Class 5
Hydro-electricity uses the flow of water to spin turbines. While it is "Clean" because it doesn't burn fuel, building giant dams can sometimes harm "Life on Land." How?
Green Warrior
Affordable and Clean Energy
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by AKSHAY GURU VARADHARAJAN
· Class 5
Building sea walls to protect cities from rising ocean levels is an example of "Climate Adaptation." Which of the following is an example of "Climate Mitigation" (stopping the cause)?
Green Warrior
Climate Action
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by AKSHAY GURU VARADHARAJAN
· Class 5
How does Global Warming lead to more frequent and severe floods?
Green Warrior
Climate Action
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