Earth Day Quiz 2021 – Water, Animals, Plants & More

How well do you know our planet Earth? Test your knowledge and take this interesting Earth Day Quiz for some fun facts about our planet.

How much do you know about Earth Day and its beginnings? What about the planet itself? Here’s a mix bag quiz focusing on Earth Day and topics related to our planet and its lifeforms.

And remember, Earth Day 2021 will come and go, but you can do your part to save the Earth *every day*.

Test your knowledge on these neat Earth Day trivia points and then head over to check out our list of Earth Day Activities for the Garden!

Earth Day Quiz for fun facts - View of Earth from Above with Clouds

Earth Day Focus

As you look for interesting things to do on Earth Day, keep these important topics in mind:

  • Animals
  • Plants
  • Natural Resources
  • Global Warming
  • Natural Disasters
  • Landforms
  • Bodies of Water
  • Water Conservation
  • Eco-Friendly Lifestyles

Quick & Fun Earth Day Quiz

Test your mad skills of being eco-conscious and aware of the world around you. Earth’s resources, creatures, and plant life all depend on us to do our part to keep the planet healthy.

Here goes nothing…


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#1. Who Founded Earth Day?

#2. When Was the First Earth Day Celebrated?

#3. How Many People Participated in the First Earth Day?

#4. What Percent of the Earth Is Water?

#5. The Earth's Oceans Contain How Much of the World's Water?

#6. How Many Species Are There on Earth?

#7. How Many Tons of Paper, Plastic, Glass, Metal, and Other Resources Are Burned or Buried Annually?

#8. The Demographic Group Targeted to Help Kick Off Earth Day Was...

#9. April 22 Is Known Internationally As....

#10. Earth Day's Inspiration Came From...

#11. What Are the Four Types of Plants Found on Earth?

Select all that apply:


Hey, great job! We hope you enjoyed this simple little Earth Day Quiz!

Hopefully you learned something new. If you think it’s too easy – definitely let us know in the comments so we can make it harder next year!

More Earth Day Quizzes

Still hungry for more Earth Day facts and trivia? Check out these Earth Day quizzes from the smartie pantses over at these awesome organizations:

See how much you know about our planet and living a greener lifestyle! Earth Day Quizzes offer an educational experience for the whole family.

What’s your favorite thing to do for Earth Day? Share below so we can make a nice list of Earth Day traditions to try with our families.

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