Can You Pass This 5th-Grade Science Quiz?
You learned all of this in school. Do you still remember it?

These 10 questions cover the kind of science most of us learned in grade school. Sounds easy, right? Let's see.
1Which planet is closest to the sun?
2Which gas do plants take in from the air to make food?
3At sea level, water boils at what temperature?
4Which part of a plant or animal cell holds its DNA?
5What kind of rock forms when lava or magma cools?
6How many bones are in the adult human body?
7What force keeps the planets in orbit around the sun?
8What's the largest organ of the human body?
9Which of these animals is a mammal?
10What do you call an animal that eats only plants?
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