Spring
The “Earth Day” quiz — Spring. It has 25 questions in five categories: Earth Day History, Forests and Trees, Oceans and Waters, Green Habits, Protecting Nature. Questions get harder as the points go up, from 100 to 500.
The 100- and 200-point questions are open here. The rest show only their first words, and there are no answers: all of that is in the game itself.
In which spring month is Earth Day celebrated around the world?
In which country was the very first Earth Day organized and held in 1970?
What is the title…
In the gameWhich marine biologist wrote…
In the gameWhich landmark climate agreement…
In the gameDuring which process do green plants use sunlight to convert carbon dioxide into oxygen?
Which largest tropical rainforest on Earth spans the basin of South America's mightiest river?
What is this North…
In the gameWhat are these coastal…
In the gameWhich largest land biome…
In the game
Which largest living structure on our planet was built by coral colonies off the coast of Australia?
Which microscopic marine organisms produce at least half of the oxygen in Earth's atmosphere?
Which largest animal in…
In the gameIn which deepest oceanic…
In the gameWhat term describes the…
In the gameWhich petroleum-based material takes centuries to degrade and is widely banned in single-use shopping bags?
What natural process turns kitchen scraps and yard waste into nutrient-rich organic fertilizer for soil?
Which term measures the…
In the gameWhich term describes the…
In the gameWhich economic model, contrasting…
In the gameDuring which annual global event do millions of people switch off non-essential electric lights for sixty minutes?
Which color names the official international list of threatened and endangered plant and animal species?
Which first national park…
In the gameWhich atmospheric layer in…
In the gameOn which Norwegian Arctic…
In the gameAll 25 questions and the answers are in the game. Invite your class or friends with a link — guests need no account.