Grade 4 · Discovering the world
This quiz helps revise “Caring for nature” in Discovering the world for grade 4. It has 25 questions in five categories: Sorting waste, Saving water, Green forests, Endangered species, Clean energy. 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.
What material made from trees is collected from old notebooks and boxes to save forests from being cut down?
Which household power cells for remotes and toys should never go into regular trash because of toxic metals?
What is the name…
In the gameWhich human-made material used…
In the gameWhich third action completes…
In the gameWhat should you always turn off while brushing your teeth to avoid wasting liters of clean water?
What is naturally occurring non-salty water found in rivers and lakes called?
Which thick dark fossil…
In the gameWhat is an underwater…
In the gameWhat is the process…
In the gameWhich vital gas, necessary for humans and animals to breathe, do trees release in sunlight?
What dangerous mixture of harmful gases and soot is released into the air when people burn piles of autumn leaves?
What is the name…
In the gameWhat is the vast…
In the gameWhat are these coastal…
In the gameWhich official registry named after an alarming color tracks rare and threatened wildlife species worldwide?
What is the delicate white wildflower that blooms early in spring and is protected by law called?
What is the name…
In the gameWhich famous protected wilderness…
In the gameWhat is the name…
In the gameWhat should you always turn off when leaving an empty room to save electrical energy?
What are the rooftop panels that turn sunlight directly into electricity called?
What is the name…
In the gameWhich modern energy-efficient lighting…
In the gameWhich natural heat from…
In the gameAll 25 questions and the answers are in the game. Invite your class or friends with a link — guests need no account.
