Wonders of Nature
Ecology and Humans
Endangered and Unique species
Sustainable Living
100

What is the tallest mountain on Earth?

Mount Everest

100

What three words represent the key principles of waste management: "Reduce, … , and Recycle"?

Reuse

100

What is the name of the big black-and-white bear native to China that is considered a conservation success story?

Panda

100

 How could you reduce the use of single-use plastic bags, encouraging reusable options?

 Use reusable bag(example: cotton bags)

200

What is the largest ocean on Earth?

The Pacific Ocean

200

What is the process of turning waste materials into new products to reduce pollution?

Recycling

200

This large cat, known for its orange fur and black stripes, is the biggest species of wild cat but is endangered due to habitat loss.  

Tiger

200

 The practice of growing food without synthetic fertilizers or pesticides is known as what?

Organic farming

300

This famous waterfall, located on the border of the U.S. and Canada, is one of the most powerful in the world.

Niagara Falls

300

Which gas, produced by burning fossil fuels, is the main cause of global warming?

 Carbon dioxide (CO₂)

300

 What is the term for a species that no longer exists anywhere on Earth?

Extinct

300

This is the process of turning organic waste, like food scraps, into nutrient-rich soil, and is a great way to reduce landfill waste.

Composting

400

 What is the name of the deepest point in the Earth’s oceans, located in the Pacific Ocean?

The Mariana Trench (or Challenger Deep)

400

What is the name of the layer in the Earth's atmosphere that protects us from harmful UV rays?

The ozone layer

400

Octopus has 9 brains. True or False?

True

400

This method of transportation is eco-friendly and reduces the carbon footprint, as it produces no emissions and is powered by human energy.

Bicycling

500

What is the name of the largest desert on Earth?

The Antarctic Desert

500

What is the name of the economic model that aims to eliminate waste by reusing, repairing, and recycling materials instead of constantly producing new ones?

Circular economy/model

500

This large species of flightless bird, native to Australia, is the second-largest living bird by height and is known for its powerful legs.

Ostrich/Emu

500

Is using electrical cars an eco-friendly decision? 

Not really(It’s hard to recycle accumulators and lots of energy and resources are needed to mine rare metals and make a car’s accumulator)